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Good for improving math skills and increasing your perception of numbers.

bullet through the wall

画板素描源码程序，根据画板底色与图像的颜色差异判断，对图像进行轮廓的素描。(Sketchpad sketch source program, according to the background and image color difference Sketchpad judgment sketch the outline of the image .)

fourth-order pseudospectral method for integrating the NLS equation

Details on Parallel ATA Technology

说明：  EWB中元器件的详细讲解实用的很啊！洗完喜欢！(EWB in the components explained in detail)

层次分析法！改进的判断矩阵一致性检验 进行矩阵一致性度量的方法主要有两种，一种是由T.L.Saaty提出的一致性比率法C.R.(Consistency Ratio)[13]。还有一种是由Crawford与Williams提出的基于行几何平均法(Row Geometric Mean Method)的几何一致性指标GCI(Geometric Consistency Index)[14]。我们采用的是第一种方法：一致性比率法(C.R.)。(The analytic hierarchy process! Judgment matrix consistency test improved)

数字滤波器设计程序，该程序可以展现滤波器的功能，可以让你更好的理解滤波器(Laboratory Exercise 6 DIGITAL FILTER STRUCTURES )

泛函分析的经典教材，有助于研究生学习非线性泛函分析的得力助手。(Functional analysis of the classic textbook, to help students learn non-linear functional analysis of right-hand man.)

奥本海姆的《信号与系统》教材英文版，很经典。(Oppenheim' s " Signals and Systems" textbooks in English, very classic.)