*(1)nFVPVi=+(1)nFVPVi=+1ninvai-=1nn ivad鬃-=1nnvad-=xlxdxqxLxTxexpnxdxlnxqnxpxnq11111:00nnkkxkxkx nkkxdvqvlA-+=SS1:0ntxtx nxvdttpAm+=10kxkxAvkqw+=S0txxtxAvdttpwm+=1:nnxnnxx nxlAvpvl+=11:0nknxnxkX nkAvqvp-+=+S0kxkxkavpw鬃=S1:0nkx nkxkavp鬃-=S:1nkkxx nkavp=S0txtxavp dt=:0ntx ntxavp dt=xxxApa鬃=:x nhx nx hApa鬃=:()xxhx hAp Aa鬃=,1pPK=-a,1pPKa+=-,P,P1:()x hhhxx kkkhkkhxhkxAP sVhkvpvp鬃-+=-1:()hx kx kkhxkkxAVP shkvp鬃=-:()hxk h kkxkkxVAp ahk鬃+-+=-()hkxkVAhk+=0()()()uuE Xx f x dxu f x dx=+蝌()iiE Xx p=,1pPK=-
