Function intQE

src/compute-engine/rubi/rubi-utils.ts:1019–1021

(e: Expression)

  },

  // --- sqrt-form predicates ---

  NiceSqrtQ: (args, ctx) => {
    const u = build(args[0], ctx).evaluate();
    if (isLiteralRational(u)) return (realNum(u) ?? 0) > 0;
    return niceSqrtAux(u);