MATLAB计算下积分

clc;syms E e c1 c2 epsilon lamda t T;T=0。1*t+800*t^2+1200*t^3;e=epsilon*c1/(lamda^5*(exp(c2/lamda/T)-1));E=int(e,lamda)结果：E = (c1*epsilon)/(4*lamda^4) - (3*c1*epsilon*polylog(4, exp((10*c2)/(12000*lamda*t^3 + 8000*lamda*t^2 + lamda*t)))*(12000*t^3 + 8000*t^2 + t)^4)/(5000*c2^4) - (3*c1*epsilon*polylog(2, exp((10*c2)/(12000*lamda*t^3 + 8000*lamda*t^2 + lamda*t)))*(12000*t^3 + 8000*t^2 + t)^2)/(100*c2^2*lamda^2) + (3*c1*epsilon*polylog(3, exp((10*c2)/(12000*lamda*t^3 + 8000*lamda*t^2 + lamda*t)))*(12000*t^3 + 8000*t^2 + t)^3)/(500*c2^3*lamda) - (c1*epsilon*log(1 - exp((10*c2)/(12000*lamda*t^3 + 8000*lamda*t^2 + lamda*t)))*(12000*t^3 + 8000*t^2 + t))/(10*c2*lamda^3)