dsolve(diff(diff(y(x),x),x)+(11*WeierstrassP(x,a,b)*WeierstrassPPrime(x,a,b)-6*WeierstrassP(x,a,b)^2+1/2*a)*diff(y(x),x)/(WeierstrassPPrime(x,a,b)+WeierstrassP(x,a,b)^2)+(WeierstrassPPrime(x,a,b)^2-WeierstrassP(x,a,b)^2*WeierstrassPPrime(x,a,b)-WeierstrassP(x,a,b)*(6*WeierstrassP(x,a,b)^2-1/2*a))*y(x)/(WeierstrassPPrime(x,a,b)+WeierstrassP(x,a,b)^2)=0,y(x))