minimaxEval {minimaxApprox}R Documentation

Evaluate Minimax Approximation

Description

The function evaluates the rational or polynomial approximation at x.

Usage

minimaxEval(x, mmA)

Arguments

x

a numeric vector

mmA

a "minimaxApprox" return object

Details

This is a convenience function to evaluate the approximation at supplied x.

Value

A vector of the same length as x containing the approximation values.

Author(s)

Avraham Adler Avraham.Adler@gmail.com

See Also

minimaxApprox

Examples

x <- seq(0.1, 0.4, 0.025)
mmA <- minimaxApprox(exp, 0, 0.5, 5L)
exp(x)
minimaxEval(x, mmA)
exp(x) - minimaxEval(x, mmA)
all(exp(x) - minimaxEval(x, mmA) <= mmA$EE)

[Package minimaxApprox version 0.1.0 Index]