(calc-language): Add languages to docstring.

diff --git a/lisp/calc/calc.el b/lisp/calc/calc.el
index 76b01a61ec4aebce8417795216f69738b738414c..3b3e308eb18c9c21943bec9d61bae40b968e90f4 100644 (file)
--- a/lisp/calc/calc.el
+++ b/lisp/calc/calc.el
@@ -685,6 +685,9 @@ If `C' is present, display outer brackets for matrices (centered).")
   tex          Use TeX notation.
   latex         Use LaTeX notation.
   eqn          Use eqn notation.
+  yacas         Use Yacas notation.
+  maxima        Use Maxima notation.
+  giac          Use Giac notation.
   math         Use Mathematica(tm) notation.
   maple                Use Maple notation.")