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：parareal 算法可以自然推广到多层，其好处是减少墙上运算时间。对于三层parareal算法的一种形式，我们详细推导了迭代矩阵，并利用它的特殊结构给出了易于计算的谱半径估计。
三层parareal算法的分析
【摘 要】
：
：parareal 算法可以自然推广到多层，其好处是减少墙上运算时间。对于三层parareal算法的一种形式，我们详细推导了迭代矩阵，并利用它的特殊结构给出了易于计算的谱半径估计。
【机 构】
：
浙江海洋大学,浙江省舟山市316022西安交通大学,陕西省西安市710049东北师范大学,吉林省长春市130024
【出 处】
：
第十六届全国微分方程数值方法暨第十三届全国仿真算法学术会议
【发表日期】
：
2019年8期
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