surrocallfunction

采用有限元离散计算一维声子、光子能带，参数见文件源码内(Calculated using the finite element discrete one-dimensional phonon, photon energy band, within the parameters see document source)

高频地波雷达回波信号二维傅里叶变换仿真处理，通过该变换可以得到海上目标的速度和距离信息。(HF ground wave radar echo simulation of two-dimensional Fourier transform processing, the adoption of the sea can transform the speed and distance from goal information.)

用三元组表为结构，实现稀疏矩阵的加法并输出。(Achieve sparse matrix addition)

一个柴油机模型，能计算柴油机的油耗率，扭矩(a diesel engine modle)

fsolve函数求非线性方程组数值解，已经验证其正确性。(fsolve function for the numerical solution of nonlinear equations)

一种流形学习算法，用于非线性降维，文章发表在2000年science杂志上，是一种非常经典的算法。(A manifold learning algorithm for nonlinear dimensionality reduction, articles published in science journal in 2000, is a very classic algorithms.)

Fric User defined in ABAQUS

牛顿迭代，雅克比,求解非线性方程组 数值分析 MATLAB相结合(Jacobi NEWTON)

非线性微分方程的人工免疫网络数学模型，适合于高水平研究者(Nonlinear differential equation mathematical model of artificial immune network, suitable for high-level researchers)

用于计算abaqus中土的状态。是子程序。(The state used to calculate the abaqus Turkey. Is the subroutine.)