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[digamma] fix reference.

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jzmaddock
2014-11-07 16:57:18 +00:00
parent 50778a40c4
commit dd92123098
1 changed files with 1 additions and 1 deletions
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include/boost/math/special_functions/digamma.hpp
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@@ -513,7 +513,7 @@ T digamma_imp(T x, const mpl::int_<0>* t, const Policy& pol)
{
//
// Special case for half integer arguments, see:
// http://functions.wolfram.com/06.14.03.0008.01
// http://functions.wolfram.com/06.14.03.0007.01
//
result = -2 * constants::ln_two<T, Policy>() - constants::euler<T, Policy>();
int n = itrunc(x);