MATLABjiaoan

finite element method

Jacobi Iteration - Method of Simultaneous Displacement for a system of linear equations

The function to obtain indexes of inner of window points in the windoving procedure for each point in 2D surface. It allows to avoid cyclic operation which too slowly.

运用matlab编程实现蚁群算法的低压电力线设计(Ant colony algorithm using matlab programming design of low voltage power line)

matlab 小波变化，可实现一阶和二阶小波变换(Matlab haar change)

Evaluate the value of an arithmetic expression in Reverse Polish Notation. Valid operators are +, -, *, /. Each operand may be an integer or another expression. Some examples: [ 2 , 1 , + , 3 , * ] -> ((2 + 1) * 3) -> 9 [ 4 , 13 , 5 , / , + ] -> (4 + (13 / 5)) -> 6 分析：这一题就是写程序计算逆波兰式的结果，遍历表达式，碰到操作数入栈，碰到操作符就从栈顶取出两个操作数，再将计算后的结果入栈，最后栈中剩余的唯一操作数就是计算结果。(. Evaluate the value of an arithmetic expression in Reverse Polish Notation Valid operators are+,-,*,/Each operand may be an integer or another expression Some examples:.. [" 2" , " 1" , " +" , " 3 " ," * " ]-> ((2+ 1)* 3)-> 9 [" 4 " ," 13 " ," 5 " ," /" ," + " ]-> (4+ (13/After this problem is to write a program to calculate the inverse Polish results, iterate expression operand stack encounter, encounter operator to fetch two operands the stack, and then calculated as follows:> 6 Analysis- 5)) The results of the stack, the only remaining operand stack is the final calculations.)

异步电机间接矢量控制Simulink仿真模型，带有转速外环和Iq、Id两个内环，转速和负载指令阶跃变化，3/2变换为恒幅值变换，不包含弱磁控制，磁链指令为恒值。PWM调制算法采用空间矢量调制（SVPWM）。 (Indirect induction motor vector control Simulink simulation model with speed outer and Iq, Id two inner ring speed and load instructions step change, 3/2 is converted into constant amplitude transformation, is not included weakening control, flux instruction for the constant value. PWM modulation algorithm using space vector modulation (SVPWM).)

根据双尺度差分方程构造小波函数 初始函数 矩形波/三角波(The dual-scale construction of wavelet function differential equation initial wave function rectangular/triangular wave)

地震数据读取程序，matlab编写，可以实现segy格式的读取(to read Seismic data of segy format ，Matlab。)

极坐标系下电力系统潮流计算Matlab版源程序(Matlab version of the source of power flow calculation in polar coordinates)