[115] | 1 | /* |
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| 2 | * ====================================================================== |
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| 3 | * Copyright (c) 2004-2005 Purdue Research Foundation |
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| 4 | * |
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| 5 | * See the file "license.terms" for information on usage and |
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| 6 | * redistribution of this file, and for a DISCLAIMER OF ALL WARRANTIES. |
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| 7 | * ====================================================================== |
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| 8 | */ |
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[103] | 9 | #include <RpUnitsStd.h> |
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| 10 | #include <math.h> |
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| 11 | |
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[534] | 12 | double invert (double inVal) |
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| 13 | { |
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| 14 | return (1.0/inVal); |
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| 15 | } |
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| 16 | |
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[20] | 17 | /**************************************** |
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| 18 | * METRIC CONVERSIONS |
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| 19 | ****************************************/ |
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| 20 | |
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[534] | 21 | double deci2base (double deci) |
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| 22 | { |
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| 23 | return deci*1e-1; |
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| 24 | } |
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| 25 | |
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[116] | 26 | double centi2base (double centi) |
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[20] | 27 | { |
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[116] | 28 | return centi*1e-2; |
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[20] | 29 | } |
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| 30 | |
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[116] | 31 | double milli2base (double milli) |
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[20] | 32 | { |
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[116] | 33 | return milli*1e-3; |
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[20] | 34 | } |
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| 35 | |
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[116] | 36 | double micro2base (double micro) |
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[20] | 37 | { |
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[116] | 38 | return micro*1e-6; |
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[20] | 39 | } |
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| 40 | |
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[116] | 41 | double nano2base (double nano) |
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[20] | 42 | { |
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[116] | 43 | return nano*1e-9; |
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[20] | 44 | } |
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| 45 | |
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[116] | 46 | double pico2base (double pico) |
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[20] | 47 | { |
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[116] | 48 | return pico*1e-12; |
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[20] | 49 | } |
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| 50 | |
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[116] | 51 | double femto2base (double femto) |
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[20] | 52 | { |
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[116] | 53 | return femto*1e-15; |
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[20] | 54 | } |
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| 55 | |
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[116] | 56 | double atto2base (double atto) |
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[20] | 57 | { |
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[116] | 58 | return atto*1e-18; |
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[20] | 59 | } |
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| 60 | |
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[534] | 61 | double deca2base (double deca) |
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| 62 | { |
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| 63 | return deca*1e1; |
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| 64 | } |
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| 65 | |
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| 66 | double hecto2base (double hecto) |
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| 67 | { |
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| 68 | return hecto*1e2; |
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| 69 | } |
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| 70 | |
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[116] | 71 | double kilo2base (double kilo) |
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[20] | 72 | { |
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[116] | 73 | return kilo*1e3; |
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[20] | 74 | } |
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| 75 | |
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[116] | 76 | double mega2base (double mega) |
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[20] | 77 | { |
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[116] | 78 | return mega*1e6; |
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[20] | 79 | } |
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| 80 | |
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[116] | 81 | double giga2base (double giga) |
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[20] | 82 | { |
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[116] | 83 | return giga*1e9; |
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[20] | 84 | } |
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| 85 | |
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[116] | 86 | double tera2base (double tera) |
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[20] | 87 | { |
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[116] | 88 | return tera*1e12; |
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[20] | 89 | } |
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| 90 | |
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[116] | 91 | double peta2base (double peta) |
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[20] | 92 | { |
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[116] | 93 | return peta*1e15; |
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[20] | 94 | } |
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| 95 | |
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[534] | 96 | double exa2base (double exa) |
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| 97 | { |
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| 98 | return exa*1e18; |
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| 99 | } |
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| 100 | |
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| 101 | double base2deci (double base) |
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| 102 | { |
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| 103 | return base*1e1; |
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| 104 | } |
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| 105 | |
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[116] | 106 | double base2centi (double base) |
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[20] | 107 | { |
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[116] | 108 | return base*1e2; |
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[20] | 109 | } |
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| 110 | |
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[116] | 111 | double base2milli (double base) |
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[20] | 112 | { |
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[116] | 113 | return base*1e3; |
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[20] | 114 | } |
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| 115 | |
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[116] | 116 | double base2micro (double base) |
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[20] | 117 | { |
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[116] | 118 | return base*1e6; |
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[20] | 119 | } |
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| 120 | |
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[116] | 121 | double base2nano (double base) |
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[20] | 122 | { |
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[116] | 123 | return base*1e9; |
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[20] | 124 | } |
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| 125 | |
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[116] | 126 | double base2pico (double base) |
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[20] | 127 | { |
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[116] | 128 | return base*1e12; |
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[20] | 129 | } |
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| 130 | |
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[116] | 131 | double base2femto (double base) |
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[20] | 132 | { |
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[116] | 133 | return base*1e15; |
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[20] | 134 | } |
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| 135 | |
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[116] | 136 | double base2atto (double base) |
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[20] | 137 | { |
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[116] | 138 | return base*1e18; |
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[20] | 139 | } |
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| 140 | |
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[534] | 141 | double base2deca (double base) |
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| 142 | { |
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| 143 | return base*1e-1; |
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| 144 | } |
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| 145 | |
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| 146 | double base2hecto (double base) |
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| 147 | { |
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| 148 | return base*1e-2; |
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| 149 | } |
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| 150 | |
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[116] | 151 | double base2kilo (double base) |
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[20] | 152 | { |
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[116] | 153 | return base*1e-3; |
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[20] | 154 | } |
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| 155 | |
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[116] | 156 | double base2mega (double base) |
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[20] | 157 | { |
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[116] | 158 | return base*1e-6; |
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[20] | 159 | } |
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| 160 | |
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[116] | 161 | double base2giga (double base) |
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[20] | 162 | { |
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[116] | 163 | return base*1e-9; |
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[20] | 164 | } |
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| 165 | |
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[116] | 166 | double base2tera (double base) |
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[20] | 167 | { |
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[116] | 168 | return base*1e-12; |
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[20] | 169 | } |
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| 170 | |
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[116] | 171 | double base2peta (double base) |
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[20] | 172 | { |
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[116] | 173 | return base*1e-15; |
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[20] | 174 | } |
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| 175 | |
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[534] | 176 | double base2exa (double base) |
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| 177 | { |
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| 178 | return base*1e-18; |
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| 179 | } |
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| 180 | |
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[20] | 181 | /**************************************** |
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| 182 | * METRIC TO NON-METRIC CONVERSIONS |
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[68] | 183 | * LENGTH CONVERSIONS |
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| 184 | * http://www.nodc.noaa.gov/dsdt/ucg/ |
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[20] | 185 | ****************************************/ |
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| 186 | |
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[116] | 187 | double angstrom2meter (double angstrom) |
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[20] | 188 | { |
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[382] | 189 | return angstrom*(1.0e-10); |
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[20] | 190 | } |
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| 191 | |
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[116] | 192 | double meter2angstrom (double meter) |
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[20] | 193 | { |
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[382] | 194 | return meter*(1.0e10); |
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[20] | 195 | } |
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| 196 | |
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[999] | 197 | double bohr2meter (double bohr) |
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| 198 | { |
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| 199 | return bohr*(52.9177e-12); |
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| 200 | } |
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| 201 | |
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| 202 | double meter2bohr (double meter) |
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| 203 | { |
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| 204 | return meter*(52.9177e12); |
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| 205 | } |
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| 206 | |
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[116] | 207 | double meter2inch (double meter) |
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[68] | 208 | { |
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[382] | 209 | return meter*(39.37008); |
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[68] | 210 | } |
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| 211 | |
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[534] | 212 | double inch2meter (double inch) |
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[68] | 213 | { |
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[534] | 214 | return (inch/(39.37008)); |
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[68] | 215 | } |
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| 216 | |
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[534] | 217 | double inch2feet (double inch) |
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[68] | 218 | { |
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[534] | 219 | return (inch/(12.00)); |
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[68] | 220 | } |
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| 221 | |
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[534] | 222 | double feet2inch (double ft) |
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[68] | 223 | { |
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[534] | 224 | return (ft*(12.00)); |
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[68] | 225 | } |
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| 226 | |
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[534] | 227 | double inch2yard (double inch) |
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[68] | 228 | { |
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[534] | 229 | return (inch/(36.00)); |
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[68] | 230 | } |
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| 231 | |
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[534] | 232 | double yard2inch (double yd) |
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[68] | 233 | { |
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[534] | 234 | return (yd*(36.00)); |
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[68] | 235 | } |
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| 236 | |
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[593] | 237 | double inch2mile (double inch) |
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| 238 | { |
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| 239 | return (inch/(63360)); |
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| 240 | } |
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| 241 | |
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| 242 | double mile2inch (double mi) |
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| 243 | { |
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| 244 | return (mi*(63360)); |
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| 245 | } |
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| 246 | |
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[20] | 247 | /**************************************** |
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| 248 | * TEMPERATURE CONVERSIONS |
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| 249 | ****************************************/ |
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| 250 | |
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| 251 | double fahrenheit2centigrade (double F) |
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| 252 | { |
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[382] | 253 | return ((F-32.0)/(9.0/5.0)); |
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[20] | 254 | } |
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| 255 | |
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| 256 | double centigrade2fahrenheit (double C) |
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| 257 | { |
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[382] | 258 | return ((C*(9.0/5.0))+32.0); |
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[20] | 259 | } |
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| 260 | |
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| 261 | double centigrade2kelvin (double C) |
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| 262 | { |
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[382] | 263 | return (C+273.15); |
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[20] | 264 | } |
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| 265 | |
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| 266 | double kelvin2centigrade (double K) |
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| 267 | { |
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[382] | 268 | return (K-273.15); |
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[20] | 269 | } |
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| 270 | |
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[68] | 271 | double rankine2kelvin (double R) |
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| 272 | { |
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[534] | 273 | return ((5.0/9.0)*R); |
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[68] | 274 | } |
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[20] | 275 | |
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[68] | 276 | double kelvin2rankine (double K) |
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| 277 | { |
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[534] | 278 | return ((9.0/5.0)*K); |
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[68] | 279 | } |
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| 280 | |
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| 281 | double fahrenheit2kelvin (double F) |
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| 282 | { |
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[382] | 283 | return ((F+459.67)*(5.0/9.0)); |
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[68] | 284 | } |
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| 285 | |
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| 286 | double kelvin2fahrenheit (double K) |
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| 287 | { |
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[382] | 288 | return (((9.0/5.0)*K)-459.67); |
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[68] | 289 | } |
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| 290 | |
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[534] | 291 | double fahrenheit2rankine (double F) |
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| 292 | { |
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| 293 | return (F+459.67); |
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| 294 | } |
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| 295 | |
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| 296 | double rankine2fahrenheit (double R) |
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| 297 | { |
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| 298 | return (R-459.67); |
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| 299 | } |
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| 300 | |
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| 301 | double rankine2celcius (double R) |
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| 302 | { |
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| 303 | return ((R*(5.0/9.0))-273.15); |
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| 304 | } |
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| 305 | |
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| 306 | double celcius2rankine (double C) |
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| 307 | { |
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| 308 | return ((C + 273.15)*(9.0/5.0)); |
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| 309 | } |
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| 310 | |
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[68] | 311 | /**************************************** |
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| 312 | * ENERGY CONVERSIONS |
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| 313 | ****************************************/ |
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| 314 | |
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| 315 | double electronVolt2joule (double eV) |
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| 316 | { |
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[382] | 317 | return (eV*1.602177e-19); |
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[68] | 318 | } |
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| 319 | |
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| 320 | double joule2electronVolt (double J) |
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| 321 | { |
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[382] | 322 | return (J/1.602177e-19); |
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[68] | 323 | } |
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| 324 | |
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[103] | 325 | /**************************************** |
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| 326 | * MISC VOLUME CONVERSIONS |
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| 327 | ****************************************/ |
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| 328 | |
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[116] | 329 | double cubicMeter2usGallon (double m3) |
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[103] | 330 | { |
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[382] | 331 | return (m3*264.1721); |
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[103] | 332 | } |
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| 333 | |
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[116] | 334 | double usGallon2cubicMeter (double gal) |
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[103] | 335 | { |
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[382] | 336 | return (gal/264.1721); |
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[103] | 337 | } |
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| 338 | |
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[116] | 339 | double cubicFeet2usGallon (double ft3) |
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[103] | 340 | { |
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[382] | 341 | return (ft3*7.48051); |
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[103] | 342 | } |
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| 343 | |
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[116] | 344 | double usGallon2cubicFeet (double gal) |
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[103] | 345 | { |
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[382] | 346 | return (gal/7.48051); |
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[103] | 347 | } |
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| 348 | |
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[534] | 349 | double cubicMeter2liter (double m3) |
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| 350 | { |
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| 351 | return (m3*1e3); |
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| 352 | } |
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| 353 | |
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| 354 | double liter2cubicMeter (double L) |
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| 355 | { |
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| 356 | return (L*1e-3); |
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| 357 | } |
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| 358 | |
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[382] | 359 | /**************************************** |
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| 360 | * ANGLE CONVERSIONS |
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| 361 | * http://www.metrication.com/ |
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| 362 | ****************************************/ |
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[103] | 363 | |
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[382] | 364 | double rad2deg (double rad) |
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| 365 | { |
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| 366 | return (rad*(180.00/M_PI)); |
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| 367 | } |
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| 368 | |
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| 369 | double deg2rad (double deg) |
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| 370 | { |
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| 371 | return (deg*(M_PI/180.00)); |
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| 372 | } |
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| 373 | |
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| 374 | double rad2grad (double rad) |
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| 375 | { |
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| 376 | return (rad*(200.00/M_PI)); |
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| 377 | } |
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| 378 | |
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| 379 | double grad2rad (double grad) |
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| 380 | { |
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| 381 | return (grad*(M_PI/200.00)); |
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| 382 | } |
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| 383 | |
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| 384 | double deg2grad (double deg) |
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| 385 | { |
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| 386 | return (deg*(10.00/9.00)); |
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| 387 | } |
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| 388 | |
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| 389 | double grad2deg (double grad) |
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| 390 | { |
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| 391 | return (grad*(9.00/10.00)); |
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| 392 | } |
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| 393 | |
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[515] | 394 | /**************************************** |
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| 395 | * TIME CONVERSIONS |
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| 396 | ****************************************/ |
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| 397 | |
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| 398 | double sec2min (double sec) |
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| 399 | { |
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| 400 | return (sec/60.00); |
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| 401 | } |
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| 402 | |
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| 403 | double min2sec (double min) |
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| 404 | { |
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| 405 | return (min*60.00); |
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| 406 | } |
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| 407 | |
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| 408 | double sec2hour (double sec) |
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| 409 | { |
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| 410 | return (sec/3600.00); |
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| 411 | } |
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| 412 | |
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| 413 | double hour2sec (double hour) |
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| 414 | { |
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| 415 | return (hour*3600.00); |
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| 416 | } |
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| 417 | |
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| 418 | double sec2day (double sec) |
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| 419 | { |
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| 420 | return (sec/86400.00); |
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| 421 | } |
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| 422 | |
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| 423 | double day2sec (double day) |
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| 424 | { |
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| 425 | return (day*86400.00); |
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| 426 | } |
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| 427 | |
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[525] | 428 | /**************************************** |
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| 429 | * PRESSURE CONVERSIONS |
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| 430 | * http://www.ilpi.com/msds/ref/pressureunits.html |
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| 431 | * http://en.wikipedia.org/wiki/Bar_%28unit%29 |
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| 432 | ****************************************/ |
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[515] | 433 | |
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[525] | 434 | double bar2Pa (double bar) |
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| 435 | { |
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| 436 | return (bar*100000.00); |
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| 437 | } |
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[515] | 438 | |
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[525] | 439 | double Pa2bar (double Pa) |
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| 440 | { |
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| 441 | return (Pa/100000.00); |
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| 442 | } |
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| 443 | |
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| 444 | double bar2atm (double bar) |
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| 445 | { |
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| 446 | return (bar*0.98692); |
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| 447 | } |
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| 448 | |
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| 449 | double atm2bar (double atm) |
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| 450 | { |
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| 451 | return (atm/0.98692); |
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| 452 | } |
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| 453 | |
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| 454 | double bar2torr (double bar) |
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| 455 | { |
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| 456 | return (bar*750.06); |
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| 457 | } |
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| 458 | |
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| 459 | double torr2bar (double torr) |
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| 460 | { |
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| 461 | return (torr/750.06); |
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| 462 | } |
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| 463 | |
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| 464 | double bar2psi (double bar) |
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| 465 | { |
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| 466 | return (bar*14.504); |
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| 467 | } |
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| 468 | |
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| 469 | double psi2bar (double psi) |
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| 470 | { |
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| 471 | return (psi*0.0689476); |
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| 472 | } |
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| 473 | |
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| 474 | double Pa2atm (double Pa) |
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| 475 | { |
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| 476 | return (Pa*9.8692e-6); |
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| 477 | } |
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| 478 | |
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| 479 | double atm2Pa (double atm) |
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| 480 | { |
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| 481 | // need to check this conversion |
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| 482 | // tests fail |
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| 483 | return (atm*101325.024); |
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| 484 | } |
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| 485 | |
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| 486 | double Pa2torr (double Pa) |
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| 487 | { |
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| 488 | return (Pa*7.5006e-3); |
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| 489 | } |
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| 490 | |
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| 491 | double torr2Pa (double torr) |
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| 492 | { |
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| 493 | return (torr/7.5006e-3); |
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| 494 | } |
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| 495 | |
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| 496 | double Pa2psi (double Pa) |
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| 497 | { |
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| 498 | return (Pa*145.04e-6); |
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| 499 | } |
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| 500 | |
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| 501 | double psi2Pa (double psi) |
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| 502 | { |
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| 503 | // need to check this conversion |
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| 504 | // test fails because of truncation |
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| 505 | return (psi*6894.7625831); |
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| 506 | } |
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| 507 | |
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| 508 | double torr2atm (double torr) |
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| 509 | { |
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| 510 | return (torr*1.3158e-3); |
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| 511 | } |
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| 512 | |
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| 513 | double atm2torr (double atm) |
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| 514 | { |
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| 515 | return (atm*760); |
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| 516 | } |
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| 517 | |
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| 518 | double torr2psi (double torr) |
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| 519 | { |
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| 520 | return (torr*19.337e-3); |
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| 521 | } |
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| 522 | |
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| 523 | double psi2torr (double psi) |
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| 524 | { |
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| 525 | return (psi*51.71496); |
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| 526 | } |
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| 527 | |
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| 528 | double torr2mmHg (double torr) |
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| 529 | { |
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| 530 | return (torr); |
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| 531 | } |
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| 532 | |
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| 533 | double mmHg2torr (double mmHg) |
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| 534 | { |
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| 535 | return (mmHg); |
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| 536 | } |
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| 537 | |
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[534] | 538 | double psi2atm (double psi) |
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| 539 | { |
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| 540 | return (psi*68.046e-3); |
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| 541 | } |
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[525] | 542 | |
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[534] | 543 | double atm2psi (double atm) |
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| 544 | { |
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| 545 | return (atm*14.696); |
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| 546 | } |
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| 547 | |
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| 548 | /**************************************** |
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| 549 | * CONCENTRATION CONVERSIONS |
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| 550 | * http://en.wikipedia.org/wiki/PH |
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| 551 | ****************************************/ |
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| 552 | |
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| 553 | double pH2pOH (double pH) |
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| 554 | { |
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| 555 | // This formula is valid exactly for |
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| 556 | // temperature = 298.15 K (25 °C) only, |
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| 557 | // but is acceptable for most lab calculations |
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| 558 | return (14.00 - pH); |
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| 559 | } |
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| 560 | |
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| 561 | double pOH2pH (double pOH) |
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| 562 | { |
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| 563 | // This formula is valid exactly for |
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| 564 | // temperature = 298.15 K (25 °C) only, |
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| 565 | // but is acceptable for most lab calculations |
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| 566 | return (14.00 - pOH); |
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| 567 | } |
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| 568 | |
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[1427] | 569 | /**************************************** |
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| 570 | * MAGNETIC CONVERSIONS |
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| 571 | * http://en.wikipedia.org/wiki/Tesla_(unit) |
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| 572 | * http://en.wikipedia.org/wiki/Gauss_(unit) |
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| 573 | * http://en.wikipedia.org/wiki/Maxwell_(unit) |
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| 574 | * http://en.wikipedia.org/wiki/Weber_(unit) |
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| 575 | ****************************************/ |
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| 576 | |
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| 577 | double tesla2gauss (double tesla) |
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| 578 | { |
---|
| 579 | return (tesla*1e4); |
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| 580 | } |
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| 581 | |
---|
| 582 | double gauss2tesla (double gauss) |
---|
| 583 | { |
---|
| 584 | return (gauss*1e-4); |
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| 585 | } |
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| 586 | |
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| 587 | double maxwell2weber (double maxwell) |
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| 588 | { |
---|
| 589 | return (maxwell*1e-8); |
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| 590 | } |
---|
| 591 | |
---|
| 592 | double weber2maxwell (double weber) |
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| 593 | { |
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| 594 | return (weber*1e8); |
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| 595 | } |
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| 596 | |
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