-The math library code (src/math/* and src/complex/*) is derived mostly
-from FreeBSD and OpenBSD. Copyright information is included in the
-comments in the individual files, all of which are licensed under
-extremely permissive terms compatible with the GNU LGPL.
+Most of the math library code (src/math/* and src/complex/*) is
+Copyright © 1993,2004 Sun Microsystems or
+Copyright © 2003-2011 David Schultz or
+Copyright © 2003-2009 Steven G. Kargl or
+Copyright © 2003-2009 Bruce D. Evans or
+Copyright © 2008 Stephen L. Moshier
+and labelled as such. All have been licensed under extremely
+permissive terms which are compatible with the GNU LGPL. See the
+comments in the individual files for details.