public void Multiply(Vector lhs, Vector rhs)
{
rhs.Clear(); //TODO: perhaps this should be done outside.
foreach (var keyFactor in matrixManagers)
{
int id = keyFactor.Key;
IFeti1SubdomainMatrixManager matrixManager = keyFactor.Value;
SignedBooleanMatrixColMajor B = lagrangeEnumerator.BooleanMatrices[id];
Vector FBx = matrixManager.MultiplyInverseKffTimes(B.Multiply(lhs, true));
Vector BFBx = B.Multiply(FBx, false);
rhs.AddIntoThis(BFBx);
}
}
public Vector Multiply(Vector lhs)
{
var rhs = Vector.CreateZero(Order);
foreach (var keyFactor in matrixManagers)
{
int id = keyFactor.Key;
IFeti1SubdomainMatrixManager matrixManager = keyFactor.Value;
SignedBooleanMatrixColMajor B = lagrangeEnumerator.BooleanMatrices[id];
Vector FBx = matrixManager.MultiplyInverseKffTimes(B.Multiply(lhs, true));
Vector BFBx = B.Multiply(FBx, false);
rhs.AddIntoThis(BFBx);
}
return(rhs);
}
