X-Git-Url: https://www.ginac.de/ginac.git//ginac.git?p=ginac.git;a=blobdiff_plain;f=ginac%2Finifcns_trans.cpp;h=da8b3b0a474840a4599b5b421850cdc569493036;hp=0db69e84afc24ab069cc8d6f5427969b6ad8df0c;hb=e7d59ed49503cfe73fdb6038c2c69c87cbde7c24;hpb=286b0d93528e35957a50c51343e0b4a9bc623bce

diff --git a/ginac/inifcns_trans.cpp b/ginac/inifcns_trans.cpp
index 0db69e84..da8b3b0a 100644
--- a/ginac/inifcns_trans.cpp
+++ b/ginac/inifcns_trans.cpp
@@ -1059,11 +1059,18 @@ static ex sinh_imag_part(const ex & x)
 	return cosh(GiNaC::real_part(x))*sin(GiNaC::imag_part(x));
 }
 
+static ex sinh_conjugate(const ex & x)
+{
+	// conjugate(sinh(x))==sinh(conjugate(x))
+	return sinh(x.conjugate());
+}
+
 REGISTER_FUNCTION(sinh, eval_func(sinh_eval).
                         evalf_func(sinh_evalf).
                         derivative_func(sinh_deriv).
                         real_part_func(sinh_real_part).
                         imag_part_func(sinh_imag_part).
+                        conjugate_func(sinh_conjugate).
                         latex_name("\\sinh"));
 
 //////////
@@ -1136,11 +1143,18 @@ static ex cosh_imag_part(const ex & x)
 	return sinh(GiNaC::real_part(x))*sin(GiNaC::imag_part(x));
 }
 
+static ex cosh_conjugate(const ex & x)
+{
+	// conjugate(cosh(x))==cosh(conjugate(x))
+	return cosh(x.conjugate());
+}
+
 REGISTER_FUNCTION(cosh, eval_func(cosh_eval).
                         evalf_func(cosh_evalf).
                         derivative_func(cosh_deriv).
                         real_part_func(cosh_real_part).
                         imag_part_func(cosh_imag_part).
+                        conjugate_func(cosh_conjugate).
                         latex_name("\\cosh"));
 
 //////////
@@ -1233,12 +1247,19 @@ static ex tanh_imag_part(const ex & x)
 	return tan(b)/(1+power(tanh(a),2)*power(tan(b),2));
 }
 
+static ex tanh_conjugate(const ex & x)
+{
+	// conjugate(tan(x))==tan(conjugate(x))
+	return tanh(x.conjugate());
+}
+
 REGISTER_FUNCTION(tanh, eval_func(tanh_eval).
                         evalf_func(tanh_evalf).
                         derivative_func(tanh_deriv).
                         series_func(tanh_series).
                         real_part_func(tanh_real_part).
                         imag_part_func(tanh_imag_part).
+                        conjugate_func(tanh_conjugate).
                         latex_name("\\tanh"));
 
 //////////