- As advertised: we are calling the Gamma function tgamma() now!

[ginac.git] / ginsh / ginsh_parser.yy

diff --git a/ginsh/ginsh_parser.yy b/ginsh/ginsh_parser.yy
index 6697d6f020ce0cfc4285ec72361488a1b26b7db0..65a41f5a33a18917e56c0ea6bae303f463ad66f7 100644 (file)
--- a/ginsh/ginsh_parser.yy
+++ b/ginsh/ginsh_parser.yy
@@ -420,23 +420,10 @@ static ex f_rem(const exprseq &e)
        return rem(e[0], e[1], ex_to_symbol(e[2]));
 }
 
-static ex f_series2(const exprseq &e)
+static ex f_series(const exprseq &e)
 {
-       CHECK_ARG(1, symbol, series);
-       return e[0].series(ex_to_symbol(e[1]), ex(0));
-}
-
-static ex f_series3(const exprseq &e)
-{
-       CHECK_ARG(1, symbol, series);
-       return e[0].series(ex_to_symbol(e[1]), e[2]);
-}
-
-static ex f_series4(const exprseq &e)
-{
-       CHECK_ARG(1, symbol, series);
-       CHECK_ARG(3, numeric, series);
-       return e[0].series(ex_to_symbol(e[1]), e[2], ex_to_numeric(e[3]).to_int());
+       CHECK_ARG(2, numeric, series);
+       return e[0].series(e[1], ex_to_numeric(e[2]).to_int());
 }
 
 static ex f_sqrfree(const exprseq &e)
@@ -529,9 +516,7 @@ static const fcn_init builtin_fcns[] = {
        {"primpart", fcn_desc(f_primpart, 2)},
        {"quo", fcn_desc(f_quo, 3)},
        {"rem", fcn_desc(f_rem, 3)},
-       {"series", fcn_desc(f_series2, 2)},
-       {"series", fcn_desc(f_series3, 3)},
-       {"series", fcn_desc(f_series4, 4)},
+       {"series", fcn_desc(f_series, 3)},
        {"sqrfree", fcn_desc(f_sqrfree, 2)},
        {"sqrt", fcn_desc(f_sqrt, 1)},
        {"subs", fcn_desc(f_subs2, 2)},
@@ -773,13 +758,14 @@ int main(int argc, char **argv)
        insert_fcn_help("atan", "inverse tangent function");
        insert_fcn_help("atan2", "inverse tangent function with two arguments");
        insert_fcn_help("atanh", "inverse hyperbolic tangent function");
-       insert_fcn_help("beta", "beta function");
+       insert_fcn_help("beta", "Beta function");
        insert_fcn_help("binomial", "binomial function");
        insert_fcn_help("cos", "cosine function");
        insert_fcn_help("cosh", "hyperbolic cosine function");
        insert_fcn_help("exp", "exponential function");
        insert_fcn_help("factorial", "factorial function");
-       insert_fcn_help("gamma", "gamma function");
+       insert_fcn_help("lgamma", "natural logarithm of Gamma function");
+       insert_fcn_help("tgamma", "Gamma function");
        insert_fcn_help("log", "natural logarithm");
        insert_fcn_help("psi", "psi function\npsi(x) is the digamma function, psi(n,x) the nth polygamma function");
        insert_fcn_help("sin", "sine function");