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《数值逼近》[已经缺货]
数值逼近
编号: PT234700
作者:蒋尔雄 赵风光
译者:
开本:
ISBN:730901682
出版社:复旦大学出版社
出版日期:2002-07-01
装帧:
书夫曼编号:477294
原价: 12
普通会员:11.22  一星会员:10.88
二星会员:10.66  三星会员:10.43

内容简介
  本书是大学汁算数学专业数值逼近课程的教材,主要讲述了数值逼近的理论和各种数值逼近方法.全书内容包括:函数的插值、样条插值和曲线拟合、最佳逼近、数值积分、快速傅立叶变换、函数方程求根等. 本书的基础是数学分析与高等代数,学过高等数学的读者都可看懂,因而也可作为综合性大学理科和工科院校的有关专业的教学参考书.

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目录

目      录  前    言                                      第一章    绪论                                      1    什么是数值分析                                      2    误差和有效数字                                      2.  1    绝对误差与相对误差                                      2.  2    有效数字与可靠数字                                      2.  3    误差的来源                                      3    数制与浮点运算                                      3.  1    数制                                      3.  2    浮点数                                      3.  3    浮点数的四则运算                                      习题                                      第二章    函数的插值                                      1    多项式插值                                      1.  1    拉格朗日途径                                      1.  2    内维尔途径                                      1.  3    牛顿途径                                      2    等距节点插值和差分                                      3    重节点差商与埃米特插值                                      4    非多项式插值                                      习题                                      第三章    样条插值和曲线拟合                                      1    多项式插值的龙格现象                                      2    样条插值                                      3    贝齐尔曲线                                      习题                                      第四章    最佳逼近                                      1    C[a,b]上的最佳一致逼近                                      1.  1    C[a,b]上最佳一致逼近的特征                                      1.  2    契比雪夫多项式                                      1.  3    里米兹算法                                      2  C2  上的最佳一致逼近                                      2.  1    C2  上最佳一致逼近的特征                                      2.  2    杰克生定理                                      3    最佳平方逼近                                      3.  1    内积空间上的最佳平方逼近                                      3.  2    L2p[a,b  中的最佳平方逼近                                      3.  3    最小二乘法                                      4    L2p[a,b]上的正交多项式                                      4.  1    正交多项式的性质                                      4.  2    常用的正交多项式                                      习题                                      第五章    数值积分                                      1    牛顿-柯特斯公式                                      1.  1    牛顿-柯特斯公式的推导                                      1.  2    牛顿-柯特斯公式的误差分析                                      1.  3    牛顿-柯特斯公式的数值稳定性                                      2    提高求积公式精度的方法                                      2.  1    复化公式                                      2.  2    复化梯形公式的渐近展开                                      2.  3    龙贝格算法                                      3    非等距节点的求积公式                                      3.  1    一致系数公式                                      3.  2    高斯型求积公式                                      3.  3    高斯型求积公式的具体构造                                      4    特殊积分的处理技术                                      4.  1    振荡函数的积分                                      4.  2    奇异积分                                      5    多重积分                                      5.  1    插值型求积公式                                      5.  2    待定系数法                                      5.  3    分离变量法                                      5.  4    重积分的复化公式                                      习题                                      第六章    快速傅立叶变换                                      1    傅立叶分析                                      1.  1    傅立叶级数                                      1.  2    傅立叶变换                                      2    离散傅立叶变换                                      2.  1    三角插值                                      2.  2    傅立叶积分的离散化                                      2.  3    离散傅立叶变换                                      3    快速傅立叶变换                                      3.  1    FFT的直观发展                                      3.  2    以2为底的FFT算法                                      3.  3    FFT的数据结构                                      3.  4    任意因子的FFT算法                                      4    FFT在卷积中的应用                                      4.  1    卷积                                      4.  2    离散卷积                                      4.  3    离散卷积的计算                                      计算实习                                      习题                                      第七章    函数方程求根                                      1    二分法与反插值法                                      1.  1    二分法                                      1.    2    反插值法                                      2    迭代法                                      3    牛顿法                                      4    简化牛顿法及弦割法                                      4.  1    简化牛顿法                                      4.  2    弦割法                                      5    实多项式求复根的林士谔-贝尔斯多夫方法                                      习题


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