manualintegrate.py 文件源码

def eval_cyclicparts(parts_rules, coefficient, integrand, symbol):
    coefficient = 1 - coefficient
    result = []

    sign = 1
    for rule in parts_rules:
        result.append(sign * rule.u * _manualintegrate(rule.v_step))
        sign *= -1

    return sympy.Add(*result) / coefficient