[BUGFIX] numeric::info(nonnegative): correctly handle complex numbers.

[ginac.git] / ginac / numeric.cpp

diff --git a/ginac/numeric.cpp b/ginac/numeric.cpp
index f05763da1fe9d4ef231b6cbd88cd5018706ac5ff..18725b216cf5e40eeccebe3cc7fe41abec698372 100644 (file)
--- a/ginac/numeric.cpp
+++ b/ginac/numeric.cpp
@@ -700,7 +700,7 @@ bool numeric::info(unsigned inf) const
                case info_flags::negative:
                        return is_negative();
                case info_flags::nonnegative:
-                       return !is_negative();
+                       return is_zero() || is_positive();
                case info_flags::posint:
                        return is_pos_integer();
                case info_flags::negint: