QuarticRealPolynomial

Core/QuarticRealPolynomial.js 6
Defines functions for 4th order polynomial functions of one variable with only real coefficients.

Methods

static Cesium.QuarticRealPolynomial.computeDiscriminant(a, b, c, d, e) → Number
Core/QuarticRealPolynomial.js 23

Provides the discriminant of the quartic equation from the supplied coefficients.
Name Type Description
a Number The coefficient of the 4th order monomial.
b Number The coefficient of the 3rd order monomial.
c Number The coefficient of the 2nd order monomial.
d Number The coefficient of the 1st order monomial.
e Number The coefficient of the 0th order monomial.
Returns:
The value of the discriminant.

static Cesium.QuarticRealPolynomial.computeRealRoots(a, b, c, d, e) → Array.<Number>
Core/QuarticRealPolynomial.js 273

Provides the real valued roots of the quartic polynomial with the provided coefficients.
Name Type Description
a Number The coefficient of the 4th order monomial.
b Number The coefficient of the 3rd order monomial.
c Number The coefficient of the 2nd order monomial.
d Number The coefficient of the 1st order monomial.
e Number The coefficient of the 0th order monomial.
Returns:
The real valued roots.
Need help? The fastest way to get answers is from the community and team on the Cesium Forum.