def _false_negative_probability(threshold, b, r):
    _probability = lambda s : (1 - (1 - s**float(r))**float(b)) - 1
    a, err = integrate(_probability, threshold, 1.0)
    return a
dataset/ETHPy150Open ekzhu/datasketch/datasketch/lsh.py/_false_negative_probability/swapped operands of `-`