flo-poly/src/basic/expansion/e-is-const-or-zero.ts

A practical, root-focused JavaScript polynomial utility library.

/**
 * Returns true if the given polynomial (with coefficients given as Shewchuk 
 * floating point expansions) is a constant or the zero polynomial.
 * 
 * @param p a polynomial with coefficients given densely as an array of Shewchuk
 * floating point expansions from highest to lowest power, e.g. `[[5],[-3],[0]]` 
 * represents the polynomial `5x^2 - 3x`
 * 
 * @doc
 */
function eIsConstOrZero(p: number[][]): boolean {
    return p.length <= 1;
}


export { eIsConstOrZero }