syms x k p;
r=p/(1-k*cos(4*x))
r1=diff(r,x)
r11=diff(r,x,2)
ft=int(r+(2*7.5*r*(r1^2-r*r11)/sqrt((r1^2+r^2)^3)))/(r+2*7.5*r/sqrt(r1^2+r^2))
fs=int(sqrt(r^2+r1^2))
fs1=subs(fs,x,eps)
fs2=subs(fs,x,0.5*pi-0.000001)
equ1=fs2-fs1-pi*1.5*10
ft1=subs(ft,x,eps)
ft2=subs(ft,x,0.5*pi)
equ2=ft2-ft1-pi/3
findsym(equ1)
findsym(equ2)
solve(equ1,equ2)
%想求 k p 这种方程MATLABA能搞定马？假如行的话怎么解？拜托了各位大虾！[em18][em18][em18][em18][em18