This package contains functions to operate on polynomials, in particular to determine the derivative and the integral of a polynomial and to use a polynomial to fit a given set of data points.
Copyright © 2004-2020, Modelica Association and contributors
| Name | Description |
|---|---|
| evaluate | Evaluate polynomial at a given abscissa value |
| evaluateWithRange | Evaluate polynomial at a given abscissa value with linear extrapolation outside of the defined range |
| derivative | Derivative of polynomial |
| derivativeValue | Value of derivative of polynomial at abscissa value u |
| secondDerivativeValue | Value of 2nd derivative of polynomial at abscissa value u |
| integral | Indefinite integral of polynomial p(u) |
| integralValue | Integral of polynomial p(u) from u_low to u_high |
| fitting | Computes the coefficients of a polynomial that fits a set of data points in a least-squares sense |
| evaluate_der | Evaluate derivative of polynomial at a given abscissa value |
| evaluateWithRange_der | Evaluate derivative of polynomial at a given abscissa value with extrapolation outside of the defined range |
| integralValue_der | Time derivative of integral of polynomial p(u) from u_low to u_high, assuming only u_high as time-dependent (Leibniz rule) |
| derivativeValue_der | Time derivative of derivative of polynomial |
| roots | Compute zeros of a polynomial where the highest coefficient is assumed as not to be zero |