Usermat

求解界约束问题的截断共轭梯度法，是最近刚出来的方法(The truncated conjugate gradient method for solving boundary constraints is a recent method.)

有限元中LinearBarElementStiffness的matlab(FEA LinearBarElementStiffness)

33节点配电网前退回代法潮流计算程序。可以计算功率损耗，是至今为止比较完善的程序(33-node distribution network return on behalf of the flow calculation procedures. Can calculate the power loss, so far a relatively complete program)

变步长网格，声波方程，有限差分数值模拟程序，二阶(Variable step mesh, acoustic equation, finite difference numerical simulation program, second order)

基于内点法的最优潮流计算，跟踪中心轨迹内点法最优潮流程序 实现了有功损耗最小的经济分配。(Optimal power flow calculation based on interior point method, the point-of-flight optimal power flow program in the tracking center trajectory achieves the economic distribution with the least active loss.)

这是数值计算当中最小二乘法的例子，在matlab中实现(This is the numerical calculations of the least squares method, for example to achieve Matlab)

改进的冒泡排序的VC++源程序，希望大家能够从中受益！(improved Bubble Sort VC source, we hope to benefit from!)

世界上最好的微积分教材，搞程序的，研究的，数学的都应该了解，这个是James.Stewart的Calculus第七版，英文原版，彩色的，值得珍藏。(The world' s best calculus textbook, engage in programs, research, mathematics should understand that this is James.Stewart seventh edition of Calculus, English original, colorful and worth treasuring.)

SPH 源代码，用于科研计算，是光滑粒子流体动力学-一种无网格粒子法书后的源代码(SPH source code, for scientific computing, is a smoothed particle hydrodynamics -- a source code after a meshless particle method.)

《矩阵论导教.导学.导考》。是程云鹏《矩阵论》的课后习题答案与复习题纲()