bellbind
/ eigenvalues.js
Last active
December 27, 2021 17:37
[javascript] compute eigenvalues with QR method and Householder Trans
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| "use strict"; | |
| // helpers | |
| function mat2d(mat) { | |
| const n = Math.sqrt(mat.length); | |
| return Array.from(Array(n), (_, i) => mat.slice(i * n, i * n + n)); | |
| } | |
| function range(n, f = v => v) { | |
| return Array.from(Array(n), (_, i) => f(i)); | |
| } |
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| /** | |
| * USB HID Keyboard scan codes as per USB spec 1.11 | |
| * plus some additional codes | |
| * | |
| * Created by MightyPork, 2016 | |
| * Public domain | |
| * | |
| * Adapted from: | |
| * https://source.android.com/devices/input/keyboard-devices.html | |
| */ |