Searched refs:LOG_PI_OVER_2 (Results 1 - 1 of 1) sorted by relevance

/macosx-10.10/ruby-106/ruby/missing/
H A Derf.c69 #define LOG_PI_OVER_2 0.572364942924700087071713675675 /* log_e(PI)/2 */ macro
77 if (x >= 0) return p_gamma(0.5, x * x, LOG_PI_OVER_2);
78 else return - p_gamma(0.5, x * x, LOG_PI_OVER_2);
87 if (x >= 0) return q_gamma(0.5, x * x, LOG_PI_OVER_2);
88 else return 1 + p_gamma(0.5, x * x, LOG_PI_OVER_2);

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