if (coeff_found) return (new ncmul(coeffseq,1))->setflag(status_flags::dynallocated);
- return _ex0();
+ return _ex0;
}
unsigned ncmul::count_factors(const ex & e) const
if (assocseq.size()==1) return *(seq.begin());
// ncmul() -> 1
- if (assocseq.empty()) return _ex1();
+ if (assocseq.empty()) return _ex1;
// determine return types
unsignedvector rettypes;
ex simplified_ncmul(const exvector & v)
{
if (v.empty())
- return _ex1();
+ return _ex1;
else if (v.size() == 1)
return v[0];
else