为了正常的体验网站,请在浏览器设置里面开启Javascript功能!

存在性智力趣题与抽屉原理

2017-12-04 10页 doc 31KB 8阅读

用户头像

is_279425

暂无简介

举报
存在性智力趣题与抽屉原理存在性智力趣题与抽屉原理 6???T?? ???????? SHUXUEQUTI ???;???????????????K?I???1?I??????. 1.?????.?I1987?a??,?????K?????I???K???I?M?? ???????,??1,?s?????i???a??????1???E,?????2???? ??1987?a???K??994?a??. 2.???a????????9???????E??,?????K?????????? ???7????????????????????,?...
存在性智力趣题与抽屉原理
存在性智力趣题与抽屉原理 6???T?? ???????? SHUXUEQUTI ???;???????????????K?I???1?I??????. 1.?????.?I1987?a??,?????K?????I???K???I?M?? ???????,??1,?s?????i???a??????1???E,?????2???? ??1987?a???K??994?a??. 2.???a????????9???????E??,?????K?????????? ???7????????????????????,?(???????????E?4?????? ??2C?3???M?a????,?s??9???????K???2?I3?????????? ?9????. 3.?????.?In(nC?4)?a???8???9????,???M?????i???? ??????,?????K??????d???????In+1??,?s??n?a???K???2 ?I1??,?????????????????K???2?I3????????????d. ?.???I???????I???a???9??,???????L?7?????I?? ?????i?R????.?????????????????i?R?????7,?I???a ?????9???I????????B(B(B(???????E: ???Esn+b?a????(s,b,nCTN+,0<b<n)????n?a???? ?K,?s???2?I???a?????K???????2s+1?a????.???a???? ?i???????????n???7,?????????8??,???a?????K???b ????????s?a????,?s????n?a?????K???b??????sn?a?? ??,?7??????????sn+b????,?????????4??. ???i???????E???7?????????G?L????????????B0?? ??B<?L????,B0????B<?L????,?(?U?????a???D?T????. ?????;1??,B0????B<?L??????1???E,B0????B<?????l ?L??1987?a????,?l??1987=993??2+1,?????l???????E ??,????2?a????,???????I?M?a??????1???E?????? 1987?a??,???????J????????????.????,???D???B???? ?M?a?E,?l?4?????i???????E?????G.?i1987?a???K?? ??????A,??A???E??????????1??C?A,??C?A???????? ??1987?a??,?s???????4??.???I??B?8??C?A????,?? AB>1,?l????B???E??????????1??C?B,????C?A??C?B ?l????????1987?a????.???L????,???I??C?8??C?A?? C?B????,?sAC>1,?(BC>1,??AB>1,?7????????. ?????;2??,B0????B<?L?E??????????9??????,B0?? ??B<?L??????? ??????MN?????????E???4????????2C?3???M?a?? ??,????.?l????MJ6N?i?????????.,???????M?a?????? ?????????L,?????????????????K????????????C? PB,??APC?PB=2C?3,?? ?9??????P?L???????K ??????AB?.?????a?? ??(2C?3???E??).???L ???b??AB?.??????P?( ?7??AB???????????? ??????????????,???E ?????????????????L 2C?3???M?a????.???? ?????R????,?E?K??????AB??BQC?AQ=2C?3????Q???? ?E???????K??????CD??CRC?RD=2C?3????R??DSC? SC=2C?3????S???7??P???J?????9.???L?2?????JA?L?? ???????????????????????(?????????E???4???????? 2C?3???M?a??????????,???????.??4?a????PJ6QJ6RJ6S ????,?????l????4?a??????B0????B<,9???????E?5?b?? ??4?a????????,?l??9=2??4+1,???????E????,???2?I3 ???????b???9????. ?????;3??,??n?a?8?9????P1,P2,C?,Pn.??????Pi?? ??????????d???????Imi??(i=1,C?,n),???L??n?a???? ??????????d?????????Im1+m2+C?+mn=2(n+1)??,???? ??2?L?????????????I?M?a????,?????????????????? ?????M?>.?2????n???1??B0????B<,??????d???????1?? B0????B<,2n+2???????E??n?a??,?l???????E???????2?I 3?????????9????????. ???????E?????????,?L: ??a1,a2,C?,an?Ln?a??????,????a1+a2+C?+an+1?a?? ???????d????1,2,C?,n??n?a?????K,?s???2?I???a?? ?6i(1C?iC?n),???;i?a?????K???2????ai+1?a????. ?????aai????1??,?l?L???????E???????????,: ????n+1?a????????n?a?????K,?s???2?I???a???? ?K??????2?a?d???b?a????. ?;???????+?????s?L???????E???????i???,. ???????i???????E??,???????K??B0????B<??B0????B< ?U?L????,???????8?L?????l???1????.?I?????????U ?l?i?????B?????T?S??B0????B<,?9?I???L???B?????T?S ??B0????B<,?????l?????J???????????1 ???i?R?????????7???????E ?????? (?+???T?H?R???????????????+??100875) (?1???;??) A C B DN P R Q S M 2009 42 .AP.41 1.???????Q (1)?E???E?????I??????,?????RJ6?DJ6?E??????????, ???C?????????7?EJ6?????7?E?????E?7?E??????????. (2)???C?E???R?i,?????E?????7?E??????????J6?? ?????????E??????????. (3)?????I?????????????d??. (4)?????Q????????,???C?Q???7???Q?????????? ????????;???M???????L?D???E???Q??,?b???E?.???? ???E???Q??. (5)?b?????R??????????????,?b?????E?P?????? ??????????. 2.???????7 ?7??????????,?;?????????A?????;?R?????d.?? ?L???i??????J6????J6?????????????d?????????????? ??J.???????1?Q??J1????????????,?????????????????? ??,?????????????????E???????d?????,;?????????A ????????????J6????J6???CJ6???E??????????,???b???? ?????????????????L??????????????,?????7?E?I???? ?????????7????????,????????????,???I???E?J?<?H ????????.???L???????????d?????????????T?????E, ???????????A???????E??????????,?????????H?????? ???E???????2???????J??????????????????.?I?L?B?? ???????K?????????????7????,???I?????????8?9???> ?????I???i?RJ6???C?RJ6?????R??????,??????????,?? ???????A???????????A??. 3.?????? (1)?;1???E?????? ?E?????;???B:M??D;M??R(???RJ6?:?R);M??E????. ?E???????R:M??E?L????????????;M??E?L?????? ????,???,???????????i?????????L??????????;M??i ?9???a?E?K,?E????????!!;M??????? ?D?????????????E?????D???D???????R. ?E????:M??E??????????;M??????????E???????? ??;M??E?????7?E??????????????. (2)?;2???7?E?I???????????? ???7?E??????????:M????7?E??????????;M??8?i?9 ???????.???I?????????a?E;M??I???????d???EJ6?I???? ???d??J6?E???????I????;M??I???????d???E??????. ?????7?E??????????:M??????7?E???Q,?????7?E ????,?????7?E????;M??E???Q???M?????????R?i;M??Q ???????E;M??I?????????Q?EJ6?I??????????J6?E???d?Q ?I????;M??I?????????Q?E??????. ?E?7?E??????????:M??E?7?E??5??????????;M??E ?7?E??5?????????E?????7??????????????????. (3)?;3???E?K?????????? M??R???????????,;M??????????????????????? ?,;M??E?P??????J6?E?P????J6?E?P????????????;M??E ?P??????????????????????. 4.???????????7???? ?;???????????????b,???T??????????,???5????. ?E???????R???B???E???????R?i:???????D?????????? ???E?D???D???????R.???L???7????????J6??????J6???? ??????????????,?9???????E???I?????????????????? ??????????,?L?;????????????. ?9?R???????E?????7?E??????????????????,?L?? ???????C?E???R?i??????,?9?(????????????,???C?? ??????,?M???????I????J6?????I??????????????????, ?????????L?;???????a????. ???i?????????????d?(?????7?EJ6?????7?EJ6?E?7 ?E??????????????,???K?????????????7?E?????????? ???7?E??J6?????7?E??J6?E???7?E?????????????????? ???0?T?R?????????.??B0?EB< ???????E???7???????? ?C???? (?????????(??????417700) ?? ?? ?? ?? 6???T?? ???S???? KETANGLIANJIE ?1??????????. ?I10?a??,???????K?U?I?????????????6????,?? ?2?I1??,???b?8??10??,?E?????E?4?M??,???????K?U ?????K?????6?????8???9,?s???I?E?????M?????M?a?? ???K?????6??????????10. ???????????E????????10???K???I?M?????K???? ?6??????,???9?????8?L?;??????????????.?????;?? ???????i???????E?????+??l???;???????L???a?????? ???????i?R????,???????????i???????E?????7,???? ?i???B0????B<?L????,B0????B<???L????? ??10???E??AJ6B?M??,A???Im??,?U?????K?????6 ????,,C?,B???I??,?U?????K?????6????,, C?,bl.m+l=10.????1C?iC?m,?I1C?aiC?9,?(???Iai???8?? ??,????1C?jC?l,?I1C?bjC?9?(???Ibj?????8????.?????7 ???i???ai?????aj,??ai+bj=10,??10-ai=bj,???L?2?????B 10-a1,10-a2,C?,10-am,????1C?iC?m,???I1C?10-aiC?9 ?(?U?a10-ai???8????. ?I??1,2,C?,9??B0????B<,10-a1,10-a2,C?,10-am,b1,b2, C?,bl??B0????B<,?l??m+l=10,???????????E???2???i?? ?ai?????aj,??10-ai?7bj?9?????i???a?????K,??10-ai=bj, ??ai+bj=10. ???????E?;????????,?(?????n?E??,?????i?????? ??????????,???G?i?????B???T?S??B0????B<??B0????B<. (?????d??????) ???????E???Q???M??????J6?Q???????E?L?;?????;?I ?a????. ???????????d???????????????T?????E?????E?? ?I???R?i,?????i?E???I???R?i?????????>?????????? ?????L?;????????????. ??J6???????? 1.?;???????????????????b?L?E?7????J6?E?7?I?? ???????T.???L?i???A????????J6??J6??J6??J6???????7?? ????J6?I????J6?????????????.?????E??????????.???? ??,???T?????,?8???7?????????I??????????,?????? ???d??????,???a?????d??????,?????;???????d???? ??????,?????A?i???????????????K,?????????<?H?? ????,?b?????????CJ6?T??????J6???????i,?????????? ?E?????;?R?i;?????7?E?????????????E?K???????? ??,???T???)?????A???L????????????J6???????????? ??????,????????????,???4????????. 2.?????K,???T?????H???A????????J6?????<?HJ6?? ??????,???7?I?,???J?)?????A???E,???????E????,?? ?????1???????????????K???????7???7????????.???T ?i?????K?????????????????d??????,?????A???i???? ??J6????????J6???????d???????????????C?E???R?i?? ???7?EJ6?????7?EJ6?E?7?E??????????,?8?????????A?? ????,???8???i?U?E?B????????????????????,?9?L?E ???????C???????????4????,?????A?????I?????R???? ??J6????J6?<?H,????????????????,???7?)?????A???? ???E,???????A???????,???????E?,??.???T?????E?? ?P???A?i?????????K?????????i,?????????????????? ???1?K???????XJ6?)???XJ6?T???X;?????????1,???E?H ?????a???A?????????????????R,???????A????????J6 ???2,?????J?<?H????,????????????. 3.?????K,???T???S???J?)?????A????????????, ???T????????????????.?????1???????H???????????? ???R???????????????b???R,???????????I?m?????A?N ???,????????.????,???T?i???????1?K?8?????;????, ???)?????A???????K?????????????????b?????????? ??,?????A???????b??????,?????????4????????,???4 ???C??????????????????,?????????<??????.?????? P48B0??????B<,?????A???C???????????D???????????? ?E?D?????D???????R???????7,???)?????A???????m?i ?????K??23.1.7?????E??????RJ6?D??aJ6?D????d?????? ????????,?????????d?????E?D???E?????i?R.?????? ??P59B0??????B<,???T?i???????????I?????????Q?EJ6?I ??????????J6?E???d?Q?I????????????,???)?????A?? ?????????????K????23.2.12,??????????:(1)?iP?ABC ?K,????AB=c,BC=a,AC=b,???Q?E??????R,???D???? P?ABC???????(2)????????P?ABC?????????I??????, ???D????P?ABC?????Q?E?????(3)CBAIB?7CBC?????I ??????????? 4.???????1????????,?P???????K?????????????? ???i????J6???????8??.?i?????K,???T?????T?????? ??,?S???J?????????i?E???I?????????????????????? ????????,?????E?i?????b?A?????????A???K???????? ?i????,????J.???????1?Q??J1????????B0???????I???? ??????,??????????????????????,?8?9?????i?????. ???J?8?9??????B<???E??. 5.???????????????L?i?????????K?????i,???P?b ?????????????????i.???T??????????????????????, ?2???A?????????J????????????,?????i?????????J?? ??????,???????A?????????,,???????????????????? ???????I????????.???L?i???i?K?????,,?b???????( ???8???????????<???????1,?????????????????????1 ?8???????i?????.,?9???b?????T?????????????(???? ?A?????????<????????,??????????????????????. (?????d??????) ?? ?? ?? ?? 6???T?? ???S???? KETANGLIANJIE (?.???;42??) 2009 40 a1a2am.lb1b2 2009 41
/
本文档为【存在性智力趣题与抽屉原理】,请使用软件OFFICE或WPS软件打开。作品中的文字与图均可以修改和编辑, 图片更改请在作品中右键图片并更换,文字修改请直接点击文字进行修改,也可以新增和删除文档中的内容。
[版权声明] 本站所有资料为用户分享产生,若发现您的权利被侵害,请联系客服邮件isharekefu@iask.cn,我们尽快处理。 本作品所展示的图片、画像、字体、音乐的版权可能需版权方额外授权,请谨慎使用。 网站提供的党政主题相关内容(国旗、国徽、党徽..)目的在于配合国家政策宣传,仅限个人学习分享使用,禁止用于任何广告和商用目的。

历史搜索

    清空历史搜索