From: Jens Vollinga <vollinga@thep.physik.uni-mainz.de>
Date: Wed, 1 Sep 2004 15:10:27 +0000 (+0000)
Subject: log(-<realnumber>) now returns a real number (correct CVS check-in)
X-Git-Tag: release_1-3-0~27
X-Git-Url: https://www.ginac.de/ginac.git//ginac.git?p=ginac.git;a=commitdiff_plain;h=8964b3c406d085257905a23744271b6c4ebfbfb4

log(-<realnumber>) now returns a real number (correct CVS check-in)
---

diff --git a/ginac/inifcns_trans.cpp b/ginac/inifcns_trans.cpp
index 0d4cb32e..56d52c59 100644
--- a/ginac/inifcns_trans.cpp
+++ b/ginac/inifcns_trans.cpp
@@ -111,8 +111,7 @@ static ex log_eval(const ex & x)
 	if (x.info(info_flags::numeric)) {
 		if (x.is_zero())         // log(0) -> infinity
 			throw(pole_error("log_eval(): log(0)",0));
-		if (x.info(info_flags::real) && x.info(info_flags::negative))
-		//if (x.info(info_flags::rational) && x.info(info_flags::negative))
+		if (x.info(info_flags::rational) && x.info(info_flags::negative))
 			return (log(-x)+I*Pi);
 		if (x.is_equal(_ex1))  // log(1) -> 0
 			return _ex0;