| syms x1 x2 p a | |
| x1=input('������x1��ֵ') | |
| x2=input('������x2��ֵ') | |
| a=x1+x2 | |
| switch 1 | |
| case a>1 | |
| p = 0.5457*exp(-0.75*x2^2-3.75*x1^2-1.5*x1) | |
| case -1<a & a<=1 | |
| p = 0.7575*exp(-x2^2-6*x1^2) | |
| case a<=-1 | |
| p = 0.5457*exp(-0.75*x2^2-3.75*x1^2+1.5*x1) | |
| end | |
| syms x1 x2 p a | |
| x1=input('������x1��ֵ') | |
| x2=input('������x2��ֵ') | |
| a=x1+x2 | |
| switch 1 | |
| case a>1 | |
| p = 0.5457*exp(-0.75*x2^2-3.75*x1^2-1.5*x1) | |
| case -1<a & a<=1 | |
| p = 0.7575*exp(-x2^2-6*x1^2) | |
| case a<=-1 | |
| p = 0.5457*exp(-0.75*x2^2-3.75*x1^2+1.5*x1) | |
| end | |