bX {ivmte}

Spline basis function of order 1

Description

This function is the splines basis function of order 1. This function was coded in accordance to Carl de Boor's set of notes on splines, "B(asic)-Spline Basics".

Usage

bX(x, knots, i)

Arguments

x

vector, the values at which to evaluate the basis function.

knots

vector, the internal knots.

i

integer, the basis component to be evaluated.

Value

scalar.