已知二维随机变量(X，Y)的联合概率密度 利用MATLAB的符号运算功能，求待定系数A；P{X>1，Y>2}；边缘分布 -Known two-dimensional random variable (X, Y) the joint probability density function using MATLAB' s symbolic computation, seeking undetermined coefficients A P {X> 1, Y>

matlab 计算定积分，知道一个概率密度，可以知道怎么画出来。-matlab computing definite integral, know a probability density, you can know how to draw it.

校正雷达定位飞机的误差的MATLAB。通过建立概率密度空间球。-Correction MATLAB aircraft radar positioning errors. Through the establishment of the probability density space ball.

针对随机结构随机激励下的动力响应概率分布求解，基于广义概率密度方法(the calculation of the generalized probability density function)