                                                                  Ի㷨ļ㿴
    ٹ··϶лߣõĵŷɱ̼㷨ֶûϲ㽨һõ㷨ƷʣЧأ
1˵»ߵ
    ڸٹ·õĻ߶Ϊߣյ㴦ʲͻ䣬ⶼоĻߣ˻֮⣬Բֱ߻Բ200ֻߣ鳡ٻõľ˿ɶߺͲ˹ߣ㽭ͨʦһƵĸĽͻߣ˿ɶߺܽӽʤʿ˿ɶߺͲ˹к̵оҹ·ơʩԻо϶࣬鳡õĸٻо٣ϱձ¹ȹ¢ϣڼ϶йʵмйֻɵɵõ˵CADȡ֪̽ʲôߣ֪Ȼ֪ȻǺܿɱġ
2㷨ԪĹϵȽ
    ö˵㷨кܴľԣ㷨ȫǱȽϷģνȫ߾ǻߵյ뾶޵ģֻҪȫ͵ľͺü㣬ۻ1ͻ2Ƿȳü㡣ڲȫߣյ뾶󣬽㷨Ҫ߳ͱȽˣͨ߳Ȼʵ֣ҪǵĶ̫̫ӣֹ߳˲ԪʵǷǳ򵥵ģǰ˵䲻ڣ֪ʷ̣Ԫꡣ㷨յıʻҪԪʵֻ֣ߣԪһͳһĹʽ꣬Ԫͨõ㷨
3㷨Ĳ
    Ŀǰܶ㷨̲ọֻ̃ͨ㣬ҲƼַʽΪͬԺƷͬ··Сλȡ;ҪͬһͼֽҪȷģΪȡͼֽϴǵòʧġһ棬ֹ뽻̣϶ڶҪһ޸Ķѡҽֹ뽻̣ͬʱͨһķʽ㸴˽̡
4Ԫķֶ˼
   ʵԪƾһ˼(Divide and Conquer)ıֶֶ֮ζϸΪأһԱһҪ˼룬ProgrammerCoder𡣺ܶõηֶΣֱߣԲֶΣľеİֱ+1+Բ+2+ֱΪһֶΡ
    Ҿûǰѻ1+Բ+2Ϊһ嵥ֶεĺãΪֱ߾ص㣬ֻҪ֪һ귽λǣͿԷǳ򵥵һ귽λǣֱߵİ뾶ֱߵ֪ҪԲ߻߷һԱڿŷɱ̼ЩΪ10ĸߴηЩ0ЩǣǿԲֱһֻҪ֪һ귽λǣͿԷǳ򵥵һ귽λǣԲ֪ҪԲߵֶαȽϺԲߵֶκһֲͬ͵Ļӿʵģ黯Ƶ˼룬ά
    ѻ1+Բ+2ΪһзֶδʡԺܶջľ˼ҪֳΣZHHYYHHZ4ֹ귽λǣ8뾶28һҪжϻ12Ƿȫͣյ뾶Ҳ鷳Ϊһ壬ֻҪHY1귽λǣ1Բ뾶3ɣ12Ļû棩9ʡ3ֹ귽λǺ4İ뾶ʡ19㣬ڿŷɱ̼һֵƽҪռ11ֽڣ1911=209ֽڣ20㣬20ߣʡֽ=4180ֽڣ48004500ֽڣʡֽǷǳɹ۵ġ·ʩ࣬ʡĿռ࣬ڳĿռ·Ƹ̡߳߼ӿȵȡ
    ѻ1+Բ+2Ϊһ壬ѡHY㣬HYΪԹ̶ԣС뾶뾶м㣬ȥһΣоУûУˣǷ񱥺͸жϣͲѾҪˣԲ߳Ϊһ㡣ȫߣA1=sqr(R*Ls1)ڲȫߣA1=sqr(|Ls1*R1*R2/(R1-R2)|)ѡ
5׮ļ
    ׮ȽϺõİ취öƫ෨ַԺɵؼźų̃́꣬úƽвã·׮ֱһƫ࣬ڶƫˣһƫ෨Եġ
    㷨֧෨תֱ̩չʽԽǺչΪݼҲöֵĽƼ㷽ƵϿķҪ߷ɭSimpsonRombergţ-˹Newton-Cotesʽ˹GaussʽCASIO 450048004850ĻּʹSimpsonɭ5800ʹGauss˹㷨һһӦ
    е㷨ұдġٹ·̼߳УΪΪҵమöѣȫѣͬʱṩɶӦĿŷ5800ܣ㷨ͼ㷨ʽ˵㷨ġȫվߵȼ··ѵĲ½ڣ˹߼ʤʿڡ˹ڸٻеӦáٻε˶ѧۡ
    ͬһͬвͬĿѧֹ˻שۻ㷨
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