fujidig

00:0100 Start
00:0150 _Start
00:09da Init
00:0167 DisableLCD
00:0181 EnableLCD
00:0a8c ClearVram
00:3718 FillMemory
00:0188 ClearSprites
00:0193 HideSprites
00:0787 ClearBgMap

fujidig

# リストlistの置換permによる像を求める
ImageUnderPermutation := function(list, perm)
    return List(list, x -> x^perm);
end;

# 置換群groupのある元によってlistが動くならtrueを返す
VarianceUnderSomePerm := function (group, list)
    local perm;
    for perm in Elements(group) do
        if Set(ImageUnderPermutation(list, perm)) <> Set(list) then

fujidig

require "pp"
require "set"
require "prime"

def generator?(p, g)
    gg = 1
    (1..p-2).all? do
        gg = (gg * g) % p
        gg != 1
    end

fujidig

require "pp"
require "set"
require "prime"

def generator?(p, g)
    gg = 1
    (1..p-2).all? do
        gg = (gg * g) % p
        gg != 1
    end

fujidig

// Run this in https://editor.p5js.org/

// https://qiita.com/aa_debdeb/items/e416ae8a018692fc07eb
function randomOnSphere() {
  const cosTheta = -2.0 * Math.random() + 1.0;
  const sinTheta = Math.sqrt(1.0 - cosTheta * cosTheta);
  const phi = 2.0 * Math.PI * Math.random();
  return [
    sinTheta * Math.cos(phi),
    sinTheta * Math.sin(phi),

fujidig

function DualizeError() {}
DualizeError.prototype = new Error();

function parseInequality(str) {
    var m = str.match(/^(.+?)(\s*(?:\\leq?|=)\s*)(.+)$/);
    if (m) {
        return [m[1], m[2], m[3]];
    } else {
        throw new DualizeError("cannot parse it");
    }