double-double
Version:
Pure double-double precision functions *with strict error bounds*.
15 lines (14 loc) • 515 B
TypeScript
/**
* Returns the result of dividing a double-double-precision floating point
* number by a double.
*
* * relative error bound: 3u^2, i.e. fl(a/b) = (a/b)(1+ϵ), where ϵ <= 3u^2,
* u = 0.5 * Number.EPSILON
* * the bound is very sharp
*
* * ALGORITHM 15 of https://hal.archives-ouvertes.fr/hal-01351529v3/document
* @param x a double-double precision floating point number
* @param y the double-precision divisor
*/
declare function ddDivDouble(x: number[], y: number): number[];
export { ddDivDouble };