- Some corrections in series expansion of several functions.

[ginac.git] / ginac / inifcns.h

diff --git a/ginac/inifcns.h b/ginac/inifcns.h
index 5dfbdaa902844d31f101f020e191d3ed06968e97..9781d935c1a2e777a2dfbf9326fba1da8eae8d22 100644 (file)
--- a/ginac/inifcns.h
+++ b/ginac/inifcns.h
@@ -32,6 +32,9 @@ namespace GiNaC {
 
 /** Absolute value. */
 DECLARE_FUNCTION_1P(abs)
+    
+/** Complex sign. */
+DECLARE_FUNCTION_1P(csgn)
 
 /** Sine. */
 DECLARE_FUNCTION_1P(sin)
@@ -97,10 +100,11 @@ inline function zeta(const ex & p1, const ex & p2) {
 }
 
 /** Gamma-function. */
-DECLARE_FUNCTION_1P(Gamma)
+DECLARE_FUNCTION_1P(lgamma)
+DECLARE_FUNCTION_1P(tgamma)
 
 /** Beta-function. */
-DECLARE_FUNCTION_2P(Beta)
+DECLARE_FUNCTION_2P(beta)
 
 // overloading at work: we cannot use the macros
 /** Psi-function (aka digamma-function). */
@@ -123,9 +127,6 @@ DECLARE_FUNCTION_2P(binomial)
 /** Order term function (for truncated power series). */
 DECLARE_FUNCTION_1P(Order)
 
-/** Inert differentiation. */
-DECLARE_FUNCTION_2P(Diff)
-
 /** Inert partial differentiation operator. */
 DECLARE_FUNCTION_2P(Derivative)