public void AbsolutUniformGridInterpolationMatrixExperimentTest()
{
//подготовка входных данных
int GridSize = 11;
double a = 0d;
double b = 1d;
int deg = 4;
MyMathLib.Grid grid = new MyMathLib.Grid(deg, GridSize, a, b);
grid.ToMiddleUniformSplineGrid();
double expect = 0.167d;
//выполнение кода
Matrix A = BasisSpline.DeBoorMethods.SlowCreateInterpolationMatrix(grid, deg);
Console.WriteLine("beginIndex = " + grid.BeginIndex);
Console.WriteLine("endIndex = " + grid.EndIndex);
Console.WriteLine(grid);
Console.WriteLine(A);
double actual = A[0, 0];
//compare
Assert.AreEqual(expect, actual, 0.01d);
}
public void CreateAbsolutUniformGrid_4_11_0_1()
{
//подготовка входных данных
int GridSize = 11;
double a = 0d;
double b = 1d;
double expect1 = -0.2d;
double expect2 = 1.2d;
double EPS = 0.000000001d;
int deg = 4;
//выполнение кода
MyMathLib.Grid grid = new MyMathLib.Grid(deg, GridSize, a, b);
grid.ToMiddleUniformSplineGrid();
Console.WriteLine("new grid" + grid);
double actual2 = grid.Last;
double actual1 = grid.First;
//проверка
Assert.AreEqual(expect1, actual1, EPS, "Неправильное расширение отрезка");
Assert.AreEqual(expect2, actual2, EPS, "Неправильное расширение отрезка");
}
