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function nmadd(a, b, p) {
  const at = (2**27 + 1) * a;
  const ahi = at - (at - a);
  const alo = a - ahi;
  const bt = (2**27 + 1) * b;
  const bhi = bt - (bt - b);
  const blo = b - bhi;
  return ((p - ahi * bhi) - ahi * blo - alo * bhi) - alo * blo;
}

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      const e = B2 >= 10**7 && d * d < 2**53 ? 2 : 1;
      const dsP = scalePoint(curve, sP, Math.pow(d, e));

  const range = function (n) {
    const a = new Array(n);
    for (let i = 0; i < n; i += 1) {
      a[i] = i;
    }
    return a;
  };

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function add(a, b) {
  const c = new Array(Math.max(a.length, b.length));
  const min = Math.min(a.length, b.length);
  for (let i = 0; i < min; i += 1) {
    c[i] = a[i] + b[i];
  }
  for (let i = min; i < a.length; i += 1) {
    c[i] = a[i];
  }
  for (let i = min; i < b.length; i += 1) {

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let hex = new Uint8Array(0);
const td = new TextDecoder();
const te = new TextEncoder();
function packBigInt(blocks, blockSize) {
  function encode(blocks, length) {
    const u32 = new Uint32Array(hex.buffer);
    let k = (length >> 2) - 1;//TODO:!?

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const uint64 = new BigUint64Array(1);
const uint32 = new Uint32Array(uint64.buffer);
function clz64(bigint) {
  uint64[0] = bigint;
  let x = Math.clz32(uint32[1]);
  let y = Math.clz32(uint32[0]);
  return x + (x === 32 ? y : 0);
}

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/*jshint esversion:6, bitwise:false*/

// https://webassembly.github.io/wabt/demo/wat2wasm/index.html helps a lot

function wast2wasm(sExpression) {

  function sExpressionToJSON(s) {
    return JSON.parse(s.trim().replace(/\s*\)/g, ']').replace(/\(\s*/g, '[').replace(/\s+/g, ',').replaceAll('"', '').replace(/([^\[\],]+)/g, '"$1"'));
  }

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// CPU L2 cache size
function ASMModule1(stdlib, foreign, heap) {
  "use asm";
  var memory = new stdlib.Uint32Array(heap);
  function loop(c) {
    c = c | 0;
    var k = 0;
    var j = 0;
    for (j = c; (j | 0) != 0; j = (j - 1) | 0) {
      k = memory[k >> 2] << 2;

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function* continuedFractionForSqrt(n) {
  // https://trizenx.blogspot.com/2018/10/continued-fraction-factorization-method.html
  function floorDiv(a, b) {
    return typeof a === "bigint" && typeof b === "bigint" ? a / b : Math.floor(a / b);
  }
  n = BigInt(n);
  if (n < 0n) {
    throw new RangeError();
  }
  const root = BigInt(sqrt(n));

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// Usage:
// var x = document.querySelector('[contenteditable]');
// var caretPosition = getSelectionDirection(x) !== 'forward' ? getSelectionStart(x) : getSelectionEnd(x);
// setSelectionRange(x, caretPosition + 1, caretPosition + 1);
// var value = getValue(x);

// it will not work with "<img /><img />" and, perhaps, in many other cases.

  function isAfter(container, offset, node) {
    var c = node;

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