节点文献
关于定积分几种近似计算的误差估计
On estimating errors in some approximate calculations of definite integrals
【摘要】 在较弱的条件下考虑了定积分近似计算的矩形法、梯形法和抛物线法,并得到误差的最佳估计.
【Abstract】 Approximate calculating definite integrals by rectangular method,trapezoidal method and parabolic method are considered under some weaker condition and best estimatons of errors are obtained.
【关键词】 定积分;
近似计算;
矩形法;
梯形法;
抛物线法;
误差估计;
【Key words】 definite integral; approximate calculation; rectangular method; trapezoidal method; parabolic method; estimate of error;
【Key words】 definite integral; approximate calculation; rectangular method; trapezoidal method; parabolic method; estimate of error;
- 【文献出处】 鞍山科技大学学报 ,Journal of Anshan University of Science and Technology , 编辑部邮箱 ,2003年04期
- 【分类号】O172.2
- 【被引频次】16
- 【下载频次】861