container.pl: can now generate constructors for an arbitary number

[ginac.git] / ginac / simp_lor.h

diff --git a/ginac/simp_lor.h b/ginac/simp_lor.h
index 10186fdf540c081398327259b8b0b9e4a05fe474..77e7c4d9f259946693aa7044e722af97833a7478 100644 (file)
--- a/ginac/simp_lor.h
+++ b/ginac/simp_lor.h
@@ -169,7 +169,7 @@ inline simp_lor &ex_to_nonconst_simp_lor(const ex &e)
 simp_lor lor_g(const ex & mu, const ex & nu);
 simp_lor lor_vec(const string & n, const ex & mu);
 ex simplify_simp_lor_mul(const ex & m, const scalar_products & sp);
-ex simplify_simp_lor(const ex & e, const scalar_products & sp);
+ex simplify_simp_lor(const ex & e, const scalar_products & sp=scalar_products());
 ex Dim(void);
 
 #ifndef NO_NAMESPACE_GINAC