public void ExtendedPlateUnstiffenedReturnsBucklingStrength()
        {
            double d_pl            = 24;
            double a               = 9;
            double t_pl            = 0.5;
            ExtendedSinglePlate sp = new ExtendedSinglePlate();
            double phiR_n          = sp.GetShearStrengthWithoutStabilizerPlate(d_pl, t_pl, a, 50.0);
            double refValue        = 157;

            double actualTolerance = EvaluateActualTolerance(phiR_n, refValue);

            Assert.LessOrEqual(actualTolerance, tolerance);
        }
        public void ExtendedPlateReturnsTorsionalStrength()
        {
            double R  = 14;
            double l  = 9;
            double a  = 12;
            double tp = 0.375;
            double tw = 0.20;
            double L  = 233;
            double bf = 3.97;
            ExtendedSinglePlate sp = new ExtendedSinglePlate();
            double phiM_n          = sp.StabilizedExtendedSinglePlateTorsionalStrength(bf, 50.0, L, R, tw, l, tp, 50.0);
            double refValue        = 18.6;

            double actualTolerance = EvaluateActualTolerance(phiM_n, refValue);

            Assert.LessOrEqual(actualTolerance, tolerance);
        }