Searched refs:M_LN2 (Results 1 – 1 of 1) sorted by relevance
733 #ifndef M_LN2734 #define M_LN2 0.69314718055994530942 macro740 #define log2(x) ((1./M_LN2)*log(x))742 #define exp2(x) exp(M_LN2*(x))759 Y = exp(M_LN2/256.*(Le+.5) - M_LN2*64.); in LogL16toY()838 return (exp(M_LN2/64.*(p10+.5) - M_LN2*12.)); in LogL10toY()