bool Multivector::AssignSum( const Multivector& multivectorA, const Multivector& multivectorB )
{
if( this == &multivectorA && this == &multivectorB )
{
Scalar scalarTwo;
if( !scalarTwo.Assign( 2.0 ) )
return false;
if( !AssignScalarProduct( scalarTwo, *this ) )
return false;
return true;
}
bool accumulateA = true;
bool accumulateB = true;
if( this == &multivectorA )
accumulateA = false;
else if( this == &multivectorB )
accumulateB = false;
else
sumOfTerms.RemoveAll();
if( accumulateA )
{
for( const SumOfTerms::Node* node = multivectorA.sumOfTerms.Head(); node; node = node->Next() )
{
const Term* term = node->data;
sumOfTerms.InsertAfter()->data = term->Clone();
}
}
if( accumulateB )
{
for( const SumOfTerms::Node* node = multivectorB.sumOfTerms.Head(); node; node = node->Next() )
{
const Term* term = node->data;
sumOfTerms.InsertAfter()->data = term->Clone();
}
}
if( !CollectTerms( Term::OUTER_PRODUCT ) )
return false;
return true;
}