cat-mat.js

import { create, all } from "mathjs";
const config = {};
const math = create(all, config);

const d50 = [0.3457 / 0.3585, 1.00000, (1.0 - 0.3457 - 0.3585) / 0.3585];
const d65 = [0.3127 / 0.3290, 1.00000, (1.0 - 0.3127 - 0.3290) / 0.3290];

const bradford = [
	[  0.8951000,  0.2664000, -0.1614000 ],
	[ -0.7502000,  1.7135000,  0.0367000 ],
	[  0.0389000, -0.0685000,  1.0296000 ],
];

const von_kries = [
	[  0.4002400,  0.7076000, -0.0808100 ],
	[ -0.2263000,  1.1653200,  0.0457000 ],
	[  0.0000000,  0.0000000,  0.9182200 ],
];

const cat02 = [
	[  0.7328000,  0.4296000, -0.1624000 ],
	[ -0.7036000,  1.6975000,  0.0061000 ],
	[  0.0030000,  0.0136000,  0.9834000 ],
];

const cat16 = [
	[  0.401288,  0.650173, -0.051461 ],
	[ -0.250268,  1.204414,  0.045854 ],
	[ -0.002079,  0.048952,  0.953127 ],
];

console.log("===== bradford =====");
console.log(bradford);
console.log("===== bradford inverse =====");
console.log(math.inv(bradford));

console.log("===== von kries =====");
console.log(von_kries);
console.log("===== von kries inverse =====");
console.log(math.inv(von_kries));

console.log("===== cat02 =====");
console.log(cat02);
console.log("===== cat02 inverse =====");
console.log(math.inv(cat02));

console.log("===== cat16 =====");
console.log(cat16);
console.log("===== cat16 inverse =====");
console.log(math.inv(cat16));