f:=-3*x+(1+平方(1-40*x+144*x^2))/4;
H:=(1-2*f)*f*超深层([1/6,1/3],[1],27*(1-2*f)*f2)^2/sqrt(1+6*f);
r2:=(1-4*x)*(36*x-1)*(1920*x^2+166*x+1)*x^2;
r1:=-(138240*x^4+7776*x^3+200*x^2-92*x-1)*x;
r0:=19800*x^3+764*x^2-86*x-1;
ogf:=(r2*diff(H,x,x)+r1*diff;
#第二个Maple项目:
a: =proc(n)选项记住`如果`(n<2,2*n+1,(8*n-4)*(5*n^2+10*n+3)
*a(n-1)-36*(2*n-1)*(2xn-3)*(n-1,*a(n-2))/((n+1)*(n+2)*(n+3))
结束时间: