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ABAQUS子程序UMAT里弹塑本构的实现
说明： 非常详细的umat 雅可比矩阵更新算法的讲解(detailed describetion of the jacobian matrix in abaqus umat)
- 2021-04-06 13:19:02下载
- 积分：1
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SAP5SourceCode
SAP5 源代码，完整的有限元源程序。LS1.FOR-LS10.FOR(SAP5 Source Code)
- 2010-03-05 00:22:34下载
- 积分：1
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matinv
说明： 矩阵求逆，使用fortran语言编写，希望能对有需要的朋友有所帮助(Matrix inversion, written in FORTRAN language, hoping to help friends in need)
- 2020-12-11 17:49:18下载
- 积分：1
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RK45andRK54
Runge－Kutta45算法与Runge-Kutta54算法的matlab实现
数值分析课程代码(Runge-Kutta 45 algorithm and Runge-Kutta 54 algorithm matlab implementation
Numerical Analysis Course Code)
- 2021-04-21 16:08:49下载
- 积分：1
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MAPLE-Introduction
介绍MAPLE使用方法的书籍。网上关于maple的指导书很少，这个是不错的了。对初学者来说可以迅速上手，我当时就是因为临时需要才学的，边学边用，很快就上手了。(An introductory book of MAPLE, published in 2007. Easy to understand and use. Suitable for beginners and amateurs.)
- 2012-03-07 18:16:24下载
- 积分：1
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DifferentialEquation
利用龙格库塔法（等步长，变步长）计算椭圆方程，双曲线方程，抛物线方程等。对各类微分方程进行数值计算。(The use of Runge-Kutta method (such as step, variable step size) calculated elliptic equations, hyperbolic equations, such as parabolic equation. Various types of differential equations for numerical calculation.)
- 2009-01-27 17:38:24下载
- 积分：1
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PSO_yueshu
说明： 带有不等式/等式约束的加速粒子群算法（apso），主要通过罚函数来进行约束，速度较快，可处理带约束问题(Accelerated particle swarm optimization (APSO) with inequality / equality constraints, which is mainly constrained by penalty function, is fast and can deal with constrained problems)
- 2021-04-10 08:08:59下载
- 积分：1
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glarantee-support
频谱分析,用于对等时间间距的序列进行频谱分析 很好的(Spectrum analysis for equivalent time interval sequence spectrum analysis is very good)
- 2017-05-17 17:16:52下载
- 积分：1
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fdtd_2D_TE_Veszt_PML
2维TE波的FDTD的源程序。周期边界条件，有限宽度的吸收边界条件(Two-dimensional TE wave FDTD source. Periodic boundary conditions, the limited width of the absorbing boundary conditions)
- 2021-04-13 15:58:57下载
- 积分：1
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bispecd-and--bispeci
利用直接法和间接法求双谱，有例子，可直接运行(bispecd and bispeci)
- 2021-03-21 12:49:17下载
- 积分：1
