Function ys

resources/vega.min.js:4592–4594

(t, e, n)

    return Math.exp(-0.5 * r * r) / (n * as * t);
  }
  function ys(t, e, n) {
    return fs(Math.log(t), e, n);
  }
  function vs(t, e, n) {
    return Math.exp(hs(t, e, n));
  }