left out line

shashi · shashi · commit 0fd9fbe7409d · 2024-04-26T16:29:28.000-04:00
diff --git a/src/types.jl b/src/types.jl
@@ -1092,7 +1092,6 @@ end
 
 function -(a::SN, b::SN)
     (!issafecanon(+, a) || !issafecanon(*, b)) && return term(-, a, b)
-    !nometa(a, b) && return term(-, a, b)
     isadd(a) && isadd(b) ? Add(sub_t(a,b),
                                a.coeff - b.coeff,
                                _merge(-, a.dict,
