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small addition to permutation.h

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Jiri Pittner
2024-01-18 13:29:08 +01:00
parent 8bc2179f3b
commit ae83e43b4e
2 changed files with 13 additions and 3 deletions
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5
permutation.h
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@@ -121,6 +121,7 @@ public:
WeightPermutation operator*(const R &x) const {return WeightPermutation(weight*x,perm); }
bool operator==(const WeightPermutation &rhs) const {return this->perm == rhs.perm;}; //NOTE for sorting, compares only the permutation not the weight!
bool operator!=(const WeightPermutation &rhs) const {return !(*this==rhs);} //NOTE: compares only the permutation
bool operator>(const WeightPermutation &rhs) const {return this->perm > rhs.perm;};
bool operator<(const WeightPermutation &rhs) const {return this->perm < rhs.perm;};
bool operator>=(const WeightPermutation &rhs) const {return !(*this < rhs);};
@@ -185,8 +186,8 @@ public:
void simplify(const typename LA_traits<R>::normtype thr=0) {NRVec_simplify(*this,thr);};
bool operator==(PermutationAlgebra &rhs); //do NOT inherit from NRVec, as the underlying one ignores weights for the simplification; also we have to simplify before comparison
bool is_zero() const {return size()==0;}; //assume it was simplified
bool is_scaled_identity() const {return size()==1 && (*this)[0]. is_scaledidentity();}; //assume it was simplified
bool is_identity() const {return size()==1 && (*this)[0]. is_identity();}; //assume it was simplified
bool is_scaled_identity() const {return size()==1 && (*this)[0].is_scaledidentity();}; //assume it was simplified
bool is_identity() const {return size()==1 && (*this)[0].is_identity();}; //assume it was simplified
};