h֪ж༤ҡƮI(y)͘I(y)l(f)F(xin)ϵĹ˼ҪDZƌWvƸλһ㶼Ǽ˸߲ɵͲ͵ČΠB(ti)DZƮI(y)x׃F(xin)÷ʽ
ƮI(y)ҪҪͨ^^m(x)ʽڇ^m(x)ČWvԌWԇͳ˸߿DZxԌWԇ^m(x)WvߵČWv˸߿ǿ߅߅xmϵķʽͬrҲ܉õƌWvһNWʽ
ԿLJ^m(x)WvߵČWvЇɈx
˸߿nj߅߅xһNWʽ˸߿ĿԇyҪԿ䌍ԌWԇ
Կƺͳ˸߿ƶ҇ߵȽƶ֮һ҇F(xin)AθߵȽҪMɲҪӇҽy(tng)һĿԇnjWvߵĿWvijx;
ƮI(y)DZxĵ·䌍ڇ^m(x)ԌWԇͳ˸߿ԇxҲǿԈxԿƵģԿƈrҪʾƌWvҲfxҲԈxԿͬrWƺͱƵČWvcԌWԇͬ˸߿tҪI(y)֮MЈx^x˸߿߅߅W@һ(jng)ҲСS
oՓԌWԇ߀dz˸߿ƣLJ^m(x)Wvк^ߵČWvcy(tng)дWƮI(y)ĴͬȌģMЈxĕrԸ(j)ԼrxmԼķʽM