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-rw-r--r--series.mac3
1 files changed, 2 insertions, 1 deletions
diff --git a/series.mac b/series.mac
index 45e01d5..c8599d1 100644
--- a/series.mac
+++ b/series.mac
@@ -174,7 +174,8 @@ matchdeclare(m_any1, lambda ([e], freeof(β, γ, Φ, e)));
matchdeclare(m_any2, lambda ([e], freeof(β, γ, Φ, e)));
matchdeclare(m_any3, lambda ([e], freeof(β, γ, Φ, e)));
matchdeclare(m_any4, lambda ([e], freeof(β, γ, Φ, e)));
-matchdeclare(m_exp_expr, lambda ([e], e = β_expr or e = γ_expr or e = Φ_expr));
+matchdeclare(m_exp_expr, lambda ([e],
+ e = β_expr or e = γ_expr or e = Φ_expr or e = e_expr));
/* Replace β, γ and Φ expressions into a symbolic representation */
defrule(r_wrap_exp,