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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9 | #include <RpUnitsStd.h> |
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10 | #include <math.h> |
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11 | |
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12 | #ifdef __cplusplus |
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13 | extern "C" { |
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14 | #endif |
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15 | |
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16 | /**************************************** |
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17 | * METRIC CONVERSIONS |
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18 | ****************************************/ |
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19 | |
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20 | |
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21 | double centi2base (double centi) |
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22 | { |
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23 | return centi*1e-2; |
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24 | } |
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25 | |
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26 | double milli2base (double milli) |
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27 | { |
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28 | return milli*1e-3; |
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29 | } |
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30 | |
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31 | double micro2base (double micro) |
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32 | { |
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33 | return micro*1e-6; |
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34 | } |
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35 | |
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36 | double nano2base (double nano) |
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37 | { |
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38 | return nano*1e-9; |
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39 | } |
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40 | |
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41 | double pico2base (double pico) |
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42 | { |
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43 | return pico*1e-12; |
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44 | } |
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45 | |
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46 | double femto2base (double femto) |
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47 | { |
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48 | return femto*1e-15; |
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49 | } |
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50 | |
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51 | double atto2base (double atto) |
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52 | { |
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53 | return atto*1e-18; |
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54 | } |
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55 | |
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56 | double kilo2base (double kilo) |
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57 | { |
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58 | return kilo*1e3; |
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59 | } |
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60 | |
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61 | double mega2base (double mega) |
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62 | { |
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63 | return mega*1e6; |
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64 | } |
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65 | |
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66 | double giga2base (double giga) |
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67 | { |
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68 | return giga*1e9; |
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69 | } |
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70 | |
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71 | double tera2base (double tera) |
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72 | { |
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73 | return tera*1e12; |
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74 | } |
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75 | |
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76 | double peta2base (double peta) |
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77 | { |
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78 | return peta*1e15; |
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79 | } |
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80 | |
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81 | double base2centi (double base) |
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82 | { |
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83 | return base*1e2; |
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84 | } |
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85 | |
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86 | double base2milli (double base) |
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87 | { |
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88 | return base*1e3; |
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89 | } |
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90 | |
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91 | double base2micro (double base) |
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92 | { |
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93 | return base*1e6; |
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94 | } |
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95 | |
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96 | double base2nano (double base) |
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97 | { |
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98 | return base*1e9; |
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99 | } |
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100 | |
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101 | double base2pico (double base) |
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102 | { |
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103 | return base*1e12; |
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104 | } |
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105 | |
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106 | double base2femto (double base) |
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107 | { |
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108 | return base*1e15; |
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109 | } |
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110 | |
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111 | double base2atto (double base) |
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112 | { |
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113 | return base*1e18; |
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114 | } |
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115 | |
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116 | double base2kilo (double base) |
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117 | { |
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118 | return base*1e-3; |
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119 | } |
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120 | |
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121 | double base2mega (double base) |
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122 | { |
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123 | return base*1e-6; |
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124 | } |
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125 | |
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126 | double base2giga (double base) |
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127 | { |
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128 | return base*1e-9; |
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129 | } |
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130 | |
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131 | double base2tera (double base) |
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132 | { |
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133 | return base*1e-12; |
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134 | } |
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135 | |
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136 | double base2peta (double base) |
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137 | { |
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138 | return base*1e-15; |
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139 | } |
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140 | |
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141 | /**************************************** |
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142 | * METRIC TO NON-METRIC CONVERSIONS |
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143 | * LENGTH CONVERSIONS |
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144 | * http://www.nodc.noaa.gov/dsdt/ucg/ |
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145 | ****************************************/ |
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146 | |
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147 | double angstrom2meter (double angstrom) |
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148 | { |
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149 | return angstrom*(1.0e-10); |
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150 | } |
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151 | |
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152 | double meter2angstrom (double meter) |
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153 | { |
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154 | return meter*(1.0e10); |
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155 | } |
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156 | |
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157 | double meter2inch (double meter) |
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158 | { |
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159 | return meter*(39.37008); |
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160 | } |
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161 | |
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162 | double inch2meter (double in) |
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163 | { |
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164 | return (in/(39.37008)); |
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165 | } |
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166 | |
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167 | double meter2feet (double meter) |
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168 | { |
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169 | return (meter*(3.280840)); |
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170 | } |
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171 | |
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172 | double feet2meter (double ft) |
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173 | { |
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174 | return (ft/(3.280840)); |
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175 | } |
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176 | |
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177 | double meter2yard (double meter) |
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178 | { |
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179 | return (meter*(1.093613)); |
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180 | } |
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181 | |
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182 | double yard2meter (double yd) |
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183 | { |
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184 | return (yd/(1.093613)); |
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185 | } |
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186 | |
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187 | /**************************************** |
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188 | * TEMPERATURE CONVERSIONS |
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189 | ****************************************/ |
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190 | |
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191 | double fahrenheit2centigrade (double F) |
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192 | { |
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193 | return ((F-32.0)/(9.0/5.0)); |
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194 | } |
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195 | |
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196 | double centigrade2fahrenheit (double C) |
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197 | { |
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198 | return ((C*(9.0/5.0))+32.0); |
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199 | } |
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200 | |
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201 | double centigrade2kelvin (double C) |
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202 | { |
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203 | return (C+273.15); |
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204 | } |
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205 | |
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206 | double kelvin2centigrade (double K) |
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207 | { |
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208 | return (K-273.15); |
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209 | } |
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210 | |
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211 | double rankine2kelvin (double R) |
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212 | { |
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213 | return ((9.0/5.0)*R); |
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214 | } |
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215 | |
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216 | double kelvin2rankine (double K) |
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217 | { |
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218 | return ((5.0/9.0)*K); |
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219 | } |
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220 | |
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221 | double fahrenheit2kelvin (double F) |
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222 | { |
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223 | return ((F+459.67)*(5.0/9.0)); |
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224 | } |
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225 | |
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226 | double kelvin2fahrenheit (double K) |
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227 | { |
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228 | return (((9.0/5.0)*K)-459.67); |
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229 | } |
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230 | |
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231 | /**************************************** |
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232 | * ENERGY CONVERSIONS |
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233 | ****************************************/ |
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234 | |
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235 | double electronVolt2joule (double eV) |
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236 | { |
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237 | return (eV*1.602177e-19); |
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238 | } |
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239 | |
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240 | double joule2electronVolt (double J) |
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241 | { |
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242 | return (J/1.602177e-19); |
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243 | } |
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244 | |
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245 | /**************************************** |
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246 | * MISC VOLUME CONVERSIONS |
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247 | ****************************************/ |
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248 | |
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249 | double cubicMeter2usGallon (double m3) |
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250 | { |
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251 | return (m3*264.1721); |
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252 | } |
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253 | |
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254 | double usGallon2cubicMeter (double gal) |
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255 | { |
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256 | return (gal/264.1721); |
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257 | } |
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258 | |
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259 | double cubicFeet2usGallon (double ft3) |
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260 | { |
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261 | return (ft3*7.48051); |
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262 | } |
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263 | |
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264 | double usGallon2cubicFeet (double gal) |
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265 | { |
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266 | return (gal/7.48051); |
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267 | } |
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268 | |
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269 | |
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270 | #ifdef __cplusplus |
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271 | } |
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272 | #endif |
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