Run results for: Root finding using the FloPoly JavaScript library.

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/60.0.3112.113 Safari/537.36

Browser: Chrome 60

Operating system: Windows

Device Platform: Other

Date tested: 7 years ago

Test name	Executions per second
allRootsRecursive	122.5 Ops/sec
allRootsOther	121.7 Ops/sec

HTML Preparation code:

<script src="https://mat-demo.appspot.com/bower_components/flo-poly/dist/flo-poly.js"></script>

Script Preparation code:

var { evaluate, allRoots, hornerErrorBound } = FloPoly;
var { flatRootsArr, flatCoefficientsArr } = FloPoly.random;

const orders = [3,4,7,12,15];
var pssRealRootsOnly = [
  	// Flat random distribution of roots in [-10,10]
	flatRootsArr(100, orders[0], -10, 10, 11111),
	flatRootsArr(100, orders[1], -10, 10, 22222),
	flatRootsArr(100, orders[2], -10, 10, 33333),
	flatRootsArr(100, orders[3], -10, 10, 44444),
	flatRootsArr(100, orders[4], -10, 10, 55555),
];
var pssRandomCoefficients = [
  	// Flat random distribution of coefficients in [-10,10]
	flatCoefficientsArr(100, orders[0], -10, 10, 66666),
	flatCoefficientsArr(100, orders[1], -10, 10, 77777),
	flatCoefficientsArr(100, orders[2], -10, 10, 88888),
	flatCoefficientsArr(100, orders[3], -10, 10, 99999),
	flatCoefficientsArr(100, orders[4], -10, 10, 12121),
];

Tests:

100 cubic polynomials with 3 real roots
for (let i=0; i<pssRealRootsOnly[0].length; i++) { var p = pssRealRootsOnly[0][i]; var roots = allRoots(p); }
100 cubic polynomials with random coefficients
for (let i=0; i<pssRandomCoefficients[0].length; i++) { var p = pssRandomCoefficients[0][i]; var roots = allRoots(p); }
100 degree 4 polynomials with 4 real roots
for (let i=0; i<pssRealRootsOnly[1].length; i++) { var p = pssRealRootsOnly[1][i]; var roots = allRoots(p); }
100 degree 4 polynomials with random coefficients
for (let i=0; i<pssRandomCoefficients[1].length; i++) { var p = pssRandomCoefficients[1][i]; var roots = allRoots(p); }
100 degree 7 polynomials with 7 real roots
for (let i=0; i<pssRealRootsOnly[2].length; i++) { var p = pssRealRootsOnly[2][i]; var roots = allRoots(p); }
100 degree 7 polynomials with random coefficients
for (let i=0; i<pssRandomCoefficients[2].length; i++) { var p = pssRandomCoefficients[2][i]; var roots = allRoots(p); }
100 degree 12 polynomials with 12 real roots
for (let i=0; i<pssRealRootsOnly[3].length; i++) { var p = pssRealRootsOnly[3][i]; var roots = allRoots(p); }
100 deg 12 polynomials with random coefficients
for (let i=0; i<pssRandomCoefficients[3].length; i++) { var p = pssRandomCoefficients[3][i]; var roots = allRoots(p); }
100 degree 15 polynomials with 15 real roots
for (let i=0; i<pssRealRootsOnly[4].length; i++) { var p = pssRealRootsOnly[4][i]; var roots = allRoots(p); }
100 deg 15 polynomials with random coefficients
for (let i=0; i<pssRandomCoefficients[4].length; i++) { var p = pssRandomCoefficients[4][i]; var roots = allRoots(p); }

Run results for: Root finding using the FloPoly JavaScript library.

Root finding using the FloPoly JavaScript library for various degree polynomials with varying number of roots.

100 cubic polynomials with 3 real roots

100 cubic polynomials with random coefficients

100 degree 4 polynomials with 4 real roots

100 degree 4 polynomials with random coefficients

100 degree 7 polynomials with 7 real roots

100 degree 7 polynomials with random coefficients

100 degree 12 polynomials with 12 real roots

100 deg 12 polynomials with random coefficients

100 degree 15 polynomials with 15 real roots

100 deg 15 polynomials with random coefficients