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* math: lgamma cleanup (simpler sin(pi*x) for the negative case)Szabolcs Nagy2013-11-211-20/+20
* math: fix tgamma to raise underflow for large negative valuesSzabolcs Nagy2013-08-151-0/+1
* math: use double_t for temporaries to avoid stores on i386Szabolcs Nagy2013-05-151-1/+1
* math: add a non-dummy tgamma implementationSzabolcs Nagy2012-12-121-9/+214
* math: add dummy tgamma and tgammaf implementationsnsz2012-03-271-0/+16