25 lines
811 B
Diff
25 lines
811 B
Diff
--- a/src/pdfs.c
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+++ b/src/pdfs.c
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@@ -80,7 +80,7 @@ float box_muller(void) {
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fprintf(stderr, "pdf box_muller() rand() error\n");
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return 0;
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} else {
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- w = sqrt( (-2.0 * log( w ) ) / w );
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+ w = sqrt( (-2.0 * logf( w ) ) / w );
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y1 = x1 * w;
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y2 = x2 * w;
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}
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@@ -93,8 +93,8 @@ float normal(float mean, float variance)
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}
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float lognormal(float mu, float sigma) {
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- float phi = sqrt((mu * mu) + (sigma * sigma));
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- float mu_prime = log(((mu * mu)/phi));
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- float sigma_prime = sqrt(log((phi * phi)/(mu * mu)));
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- return (exp(normal(mu_prime,sigma_prime)));
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+ float phi = sqrtf((mu * mu) + (sigma * sigma));
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+ float mu_prime = logf(((mu * mu)/phi));
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+ float sigma_prime = sqrtf(logf((phi * phi)/(mu * mu)));
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+ return (expf(normal(mu_prime,sigma_prime)));
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}
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