check conditon and explained if in correct provide answer

Problem Prove that L={0i1jj>i1} is not a regular language. Assume that L is 4 reg languash Let P be the numbe. prom Ppmping lenma Let s=0i1j,s=03,14 6 s=xyz=200,y+z111 xyz=0001111 xy2z=00 00 1111 , the o's are the same site as 1, thus 1 a contrudiition