// ... // y = A*b MtxMulLinReg1.A.SetIt(3,2,false,new double[] {-5,2, 1,4, 8,0.5}); MtxMulLinReg1.Y.SetIt(false,new double[] {-2, 1,11}); MtxMulLinReg1.UseWeights = false; if (MtxMulLinReg1.ValidSystem()) MtxMulLinReg1.Recalc(); // ...