(2/2)ҳ
=
Ҫô
ѵﲻ·ӺܺÿȻҪͱȥ
()
˵ţֱӺܲмرͷȥȻҹʾԷ⡣
ֵˣҲû뵽ݶʥŮ̬ȡ
ҡ
˵ħŵʥŮһˣ˶˵ħа̣㲻һͳֽŮɱ
˺һᣬɫֱ䣬еĊ̾һȻųô˵
ǿˣǰĴʦȫû˿ҲҷΪ֪Ҳûãʲôעͽ͵ģװԣ̹֮⣬Ѿѡ
ΪʲôҪɱ
f
˺ܶ𣿡
գգۣæųԶİݺһųʵ
š
Ӧаɣ
ü˼һᣬգûиֱӽһЩΥĵ˵˳
ȻˣȻ֮ǰðŮбڶɽׯԻׯΣճɹݱ˷ӥһɺͶɽׯսʬҰȻֵ֧Ķŷȥռ顣
ҡ֪ء
ŶԷ˵Щݲûʲô̫ķӦֻôҰҰŶػظš
㡭
㲻ʲô
ԷķӦЩ㵣ȻЩŵš
Ϊʲô
d
ҿħŵŮ
ЩץĊˣһţͬҪʲôƽЩָͬķӦһ㡣
Ҳǣ
Щڼˣһ֪ɵħݣĸһȻɱģ
ڵãǰСŮȴʼնһ϶û˿Ϥ߷бģ
Ȼأ
Щͷˣ֪ԷΪʲôҪǸ飬Ҳ֪ǸʥŮʲôÇNɪġ
죬˵ʲôĊͻȻʶƺijȻھ֮࣬ʼһӵĿڰݵϴ
֪ԷҪӷİݵȻᡣ
ϾǴ·ŵģҲûʲôDzܼˣҲûбɴèǶԷģԣú±ȥӦǶԷŶԣ
ǡ..
ôħŵģ
ˡ
˵ô
ħţ
ҲǺ°߲ͷŸϽЩڴزš
ʱˣǰСŮǰµĸʦԷƺħžͲûκεĶ⣬ǿһ˲õĺϢԣҪȥȷһ
ȻˣҲûܿԷħźжĺøоˡ
oo
죡
()
ƲƲ죬ۣΪȷʵ죬ûΣҲ٣һΡ
ǡ
Ⱥիأ
˶٣һбٽʵ
Ⱥի
ûҲ죡
()
ڶԷڴע²мرȥκۡ
ǣ
Щأ
һϲٽ
һȺͷһȺţӹ˼ҲŶDzŲȤ֣
붼룬ֱӺĵر
£ˣϵıҲúǾʡ
û뵽ݾˮãͻȻ뵽ijĵӣҲ˲ˮˣǻվȻҲˮӣôߵ˰ݵĸǰºͰڴȻţ
ǡ
һ𣿡
Ծؼˡ
ΪǰС˶һʦһҵһ֡ɢˡ桢߾ȽʦԼ⡸𡹱ǸĴʦԣ˭֪ҪܻöԷֵ֧Ļħζʲô
ܣ
o()o
ϧݲϵֱӶȻܾˡ
㲻·𣿡
ھܾ˺ݲƳһ۶ԷĹƨƨʾ
·
ǶŪء
ͷۡ
Ҫģ
ҪҰæҲԭ㣬
ܾԼѾ˽ͻ尲ݵƢˣԣ룬ɴֱǹ⻬ʯͷϣȻ˫ֱϥDzһ㶼ؼͰţʶóħȻ˵ֶš
˾ϴϴ
ǰɵģ
e
ϧݲˣΪŲҵСһԶԷȤ
ֻƳһ۶Էɳɴ£⼸ôմˮģϴϴȻһҲ˦ǿܴҹ
æ
ò
ݲϵͬһ߰Ų˰ݵԱߣȻſӵŰݿʼţȫôȴһСŮǶôס
ã
()
˵꣬ھܾͬʱݺ֣СڶԷǰظһơ
ͨ
һ룬ڰݵľ£ԷûκεֿһԵǸ̶һͷƨƨ֡
ᣡ
СæУ
̶ܿˮãЩСԹŵ
ҹ£峺̶ˮ߹ǣͬʱڻҫ£ʵУǾӨļɢͷڷˮ˫DZȻľձԽˣijеڳֻ˲ͻݲشӦκɣ
У
oo
ֻϧױƺ츳ȻȴЧпܶʱŵЩҪø
.
ӣûˣ̶ֻĹĵصŰݡ
ƱԊ
ǩĶ