xia5.m

为配套王能超版本数值分析简明教程编写,方便学生教师演示!

p=[1 0 -12 5];
roots(p)
syms x
f=(1+cos(x))^(3*sec(x))
limit(f,x,pi/2)
y=log(x+sqrt(x^2+a^2));
diff(y,x)
int('sin(log(x))',x,1,exp(1))
syms y
int(int(x+y,y,-sqrt(1-x^2),sqrt(1-x^2)),x,-1,1)