sbool ai_checkNumberCalculationFunction1(S f, L<Double> numbers) {
  ret nempty(numbers) && ai_checkNumberCalculationFunction1(f, dropLast(numbers), last(numbers));
}

sbool ai_checkNumberCalculationFunction1(S f, L<Double> numbers, double result) {
  pcall {
    double out = toDouble(ai_callNumberCalculationFunction(f, numbers));
    if (out == result) true;
    print("fail: " + out + " / " + result);
  }
  false;
}

Began life as a copy of #1021607