꣬dBİl(f)ԽԽߡôίXdBˎЩ?dBԭкܶ࣬XίdB֮ǰһҪ_Լԭ҂dBt(y)ԺҽBίXdBˎЩ?ϣ͵
ίXdBˎЩ?ҽBڰdBˎίԓxķNˎMίԓߵĕrg_ֻҜʲx_ίkdBǿԿƵġ{s1/3İdBˣڰl(f)ֻҪٔ״ˮƽ^pδκίҲоoί
dBίָdBPIҪƺãίԽԽrl(f)ĴΔԽôԼԼ]I(y)t(y)Ҳ]ĵԒPdB@}ҲãġһˌˎίdB߀DZ^dȤ䌍κһNʽίdBˎίҲֻҪ߸xίίdBһʲôy}Ե˰dBʲôG˵Ҳ˾ĩ
ίXdBˎЩ?ͨ^όҽBPڰdBԔݣˆ?dBίһL^dB߲ҪpķŗһҪзeOؑB(ti)ȥ˷yҌdB߀ɆԒՈھԃԺҡ
аdBĆ}ՈԃھҞ