matinv

由反应谱生成自己想要的人工地震波。超级有用(Simulated Earthquake)

用SSF算法精确的求解了描述超短脉冲在光纤中传输的非线性薛定谔方程，对于光电子光通信的同行较有参考价值。(With the SSF algorithm for solving accurately describing the transmission of ultrashort pulses in optical fiber nonlinear Schrö dinger equation, for optoelectronic and optical communications counterparts more reference value.)

适用于大型稀疏矩阵 矩阵转置 c语言 来自于有限元方法编程(From the finite element method suitable for large-scale sparse matrix matrix transpose c language programming)

开发环境没有可选项，fortran90,Fortran_90_and_Computational_Science-_codes(Computational Science codes by fortran90 )

有限元方法fortran编程，包括二维三维线性非线性静态分析、稳定流瞬时流分析、振动问题、特征值问题、并行计算等。包含了所有子程序。(Finite element method fortran programming, including 2D and 3D linear and nonlinear static analysis, steady flow transient flow analysis, vibration problems, eigenvalue problems, parallel computing. Contains all subroutines.)

改进的GM（1，1）程序，可实现时间序列的灰色等维新息预测，采用弃旧纳新的原则。(The improved GM (1, 1) program, can realize the time series prediction using grey information renewal, discarding the old and new principles.)

c语言，三角函数 对数函数 数值计算 举例说明，混合计算数值计算的C语言实现(c calculator trigonometric function logarithmic function numerical calculation)

这是一本关于大型有限元模拟软件ABAQUS的英语书籍，从入门介绍到应用实例，还可以学习英文。如果你需要你一定会喜欢的。(English contents: 1. Introduction 2.Bar Element 3.Beam Element 4.Rigid Jointed Frames 5.Stress and Strain Analysis 6.Weighted Residual Methods 7.Finite Element Approximation 8.Numerical Integration 9.Plane Problems 10.Axisymmetric Problems 11.Thin and Thick Plates )

abaqus fortran 纤维拉伸 子程序(abaqus fortran fiber stress subumat)

代数涡粘模型用于计算近壁湍流的速度场，1D 4阶RK 积分(Algebraic eddy viscosity model is used to calculate the near-wall turbulence velocity field, 1D 4-order RK integration)