www/includes/formulas.php

changeset 328
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parent 243
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child 392
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equal deleted inserted replaced
327:6ae03de0de9e 328:019736440468
171 } 171 }
172 172
173 173
174 174
175 function abvol($og, $fg) { 175 function abvol($og, $fg) {
176 if ((4.749804 - $fg) <> 0) 176 $factor = $og * 3157 * pow(10, -5) + 9.716 * pow(10, -2);
177 return 486.8693 * ($og - $fg) / (4.749804 - $fg); 177 return ($og * 1000 - $fg * 1000) * $factor;
178 return 0; 178 //if ((4.749804 - $fg) <> 0)
179 // return 486.8693 * ($og - $fg) / (4.749804 - $fg);
180 //return 0;
179 } 181 }
180 182
181 183
182 /* 184 /*
183 * Kleurwerking naar SRM 185 * Kleurwerking naar SRM

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