public void FitsAtArbitraryPointsWithMaple(double t, double x, double maxAbsoluteError) { IInterpolation interpolation = new LinearSplineInterpolation(_t, _x); Assert.AreEqual(x, interpolation.Interpolate(t), maxAbsoluteError, "Interpolation at {0}", t); double interpolatedValue; double secondDerivative; interpolation.Differentiate(t, out interpolatedValue, out secondDerivative); Assert.AreEqual(x, interpolatedValue, maxAbsoluteError, "Interpolation as by-product of differentiation at {0}", t); }
public void FitsAtArbitraryPointsWithMaple( [Values(-2.4, -0.9, -0.5, -0.1, 0.1, 0.4, 1.2, 10.0, -10.0)] double t, [Values(.6, 1.7, .5, -.7, -.9, -.6, .2, 9.0, -7.0)] double x, [Values(1e-15, 1e-15, 1e-15, 1e-15, 1e-15, 1e-15, 1e-15, 1e-15, 1e-15)] double maxAbsoluteError) { IInterpolation interpolation = new LinearSplineInterpolation(_t, _x); Assert.AreEqual(x, interpolation.Interpolate(t), maxAbsoluteError, "Interpolation at {0}", t); double interpolatedValue; double secondDerivative; interpolation.Differentiate(t, out interpolatedValue, out secondDerivative); Assert.AreEqual(x, interpolatedValue, maxAbsoluteError, "Interpolation as by-product of differentiation at {0}", t); }
public void FitsAtSamplePoints() { IInterpolation interpolation = new LinearSplineInterpolation(_t, _x); for (int i = 0; i < _x.Length; i++) { Assert.AreEqual(_x[i], interpolation.Interpolate(_t[i]), "A Exact Point " + i); double interpolatedValue; double secondDerivative; interpolation.Differentiate(_t[i], out interpolatedValue, out secondDerivative); Assert.AreEqual(_x[i], interpolatedValue, "B Exact Point " + i); } }
public void FitsAtSamplePoints() { IInterpolation interpolation = new LinearSplineInterpolation(_t, _x); for (int i = 0; i < _x.Length; i++) { Assert.AreEqual(_x[i], interpolation.Interpolate(_t[i]), "A Exact Point " + i); double interpolatedValue; double secondDerivative; interpolation.Differentiate(_t[i], out interpolatedValue, out secondDerivative); Assert.AreEqual(_x[i], interpolatedValue, "B Exact Point " + i); } }
public void FitsAtArbitraryPointsWithMaple( [Values(-2.4, -0.9, -0.5, -0.1, 0.1, 0.4, 1.2, 10.0, -10.0)] double t, [Values(.6, 1.7, .5, -.7, -.9, -.6, .2, 9.0, -7.0)] double x, [Values(1e-15, 1e-15, 1e-15, 1e-15, 1e-15, 1e-15, 1e-15, 1e-15, 1e-15)] double maxAbsoluteError) { IInterpolation interpolation = new LinearSplineInterpolation(_t, _x); Assert.AreEqual(x, interpolation.Interpolate(t), maxAbsoluteError, "Interpolation at {0}", t); double interpolatedValue; double secondDerivative; interpolation.Differentiate(t, out interpolatedValue, out secondDerivative); Assert.AreEqual(x, interpolatedValue, maxAbsoluteError, "Interpolation as by-product of differentiation at {0}", t); }
public void FitsAtArbitraryPointsWithMaple(double t, double x, double maxAbsoluteError) { IInterpolation interpolation = new LinearSplineInterpolation(_t, _x); Assert.AreEqual(x, interpolation.Interpolate(t), maxAbsoluteError, "Interpolation at {0}", t); double interpolatedValue; double secondDerivative; interpolation.Differentiate(t, out interpolatedValue, out secondDerivative); Assert.AreEqual(x, interpolatedValue, maxAbsoluteError, "Interpolation as by-product of differentiation at {0}", t); }