private static void TestMinNormSolution(LinearAlgebraProviderChoice providers)
{
TestSettings.RunMultiproviderTest(providers, delegate()
{
var A = Matrix.CreateFromArray(RectangularFullRank10by5.Matrix).Transpose();
var b = Vector.CreateFromArray(RectangularFullRank10by5.RhsMinNorm);
var xExpected = Vector.CreateFromArray(RectangularFullRank10by5.LhsMinNorm);
LQFactorization factorization = A.FactorLQ();
Vector xComputed = factorization.SolveMinNorm(b);
comparer.AssertEqual(xExpected, xComputed);
});
}
private static void TestFactorsLQ(LinearAlgebraProviderChoice providers)
{
TestSettings.RunMultiproviderTest(providers, delegate()
{
var A = Matrix.CreateFromArray(RectangularFullRank10by5.Matrix).Transpose();
Matrix expectedL = Matrix.CreateFromArray(RectangularFullRank10by5.LQFactorL);
Matrix expectedQ = Matrix.CreateFromArray(RectangularFullRank10by5.LQFactorQ);
LQFactorization factorization = A.FactorLQ();
Matrix computedL = factorization.GetFactorL();
Matrix computedQ = factorization.GetFactorQ();
comparer.AssertEqual(expectedL, computedL);
comparer.AssertEqual(expectedQ, computedQ);
});
}
