PO.Spline.Cubic.Intersect Function

Description:

Calculates x value of intersection point between two cubic splines.

Excel Function Syntax:

=PO.Spline.Cubic.Intersect(x_values_1, y_values_1, x_values_2, y_values_2)

Parameters:

Parameter Description
x_values_1 The x coordinate values for the first set of points.
y_values_1 The y coordinate values for the first set of points.
x_values_2 The x coordinate values for the second set of points.
y_values_2 The y coordinate values for the second set of points.

Related Functions

PO.Math.DataDiff

Calculates derivative for data samples at point t with smoothing.

PO.Math.Ei

Calculates the exponential integral function Ei(x).

PO.Spline.Cubic.Diff

Calculates first derivative using natural cubic spline interpolation.

PO.Spline.Cubic.Integ

Calculates definite integral using natural cubic spline interpolation from the start up to point t.

PO.Spline.Cubic.IntegT1T2

Calculates definite integral using natural cubic spline interpolation from point t1 to point t2.

PO.Spline.Cubic.Interp

Calculates interpolated value using natural cubic spline interpolation.

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