| ²é¿´: 2090 | »Ø¸´: 4 | ||
cherryjing1786Ìú³æ (ÕýʽдÊÖ)
|
[ÇóÖú]
ÇóÖúÏòÁ¿×Ó¿Õ¼äάÊýµÄÒ»¸öÖ¤Ã÷
|
|
ËĸöÓÐÏÞÓòFÉϵÄÏòÁ¿×Ó¿Õ¼äV1,V2,V3,V4£¬ÒÑÖªV3ÊôÓÚV1+V2+V4£¬²¢ÇÒÒÑÖªdim(V4)+dim(V1½»V2½»V4)-dim(V1½»V4)-dim(V2½»V4)´óÓÚµÈÓÚ0£¬ÇëÎÊÈçºÎÖ¤Ã÷dim(V3+V4)+dim(V3+(V1½»V2½»V4))-dim(V3+(V1½»V4))-dim(V3+(V2½»V4))Ò²´óÓÚµÈÓÚ0ÄØ, Ï£ÍûÊýѧרҵµÄÅ£ÈËÖ¸µãÃÔ¾£¬Èç¹ûÄÜÖ¤³öÀ´ÕæÊÇÌ«¸ÐлÁË£¡ |
» ²ÂÄãϲ»¶
²ÄÁÏרҵ344Çóµ÷¼Á
ÒѾÓÐ19È˻ظ´
085404 298·ÖÇóµ÷¼Á
ÒѾÓÐ11È˻ظ´
296Çóµ÷¼Á
ÒѾÓÐ7È˻ظ´
³õÊÔ261
ÒѾÓÐ6È˻ظ´
284Çóµ÷¼Á
ÒѾÓÐ9È˻ظ´
²ÄÁÏ085601µ÷¼Á
ÒѾÓÐ25È˻ظ´
272·Ö²ÄÁÏ×ÓÇóµ÷¼Á
ÒѾÓÐ23È˻ظ´
22408µ÷¼ÁÇóÖú
ÒѾÓÐ7È˻ظ´
µ÷¼Á
ÒѾÓÐ17È˻ظ´
²ÄÁÏÀà284µ÷¼Á
ÒѾÓÐ43È˻ظ´
» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:
Ïò¸ßÈËÃÇÇóÖú ÓÐÏÞÓòÉÏËĸöÏòÁ¿×Ó¿Õ¼äάÊýµÄÖ¤Ã÷
ÒѾÓÐ7È˻ظ´
ÇóÖúÒ»¸öÁ¿×ÓÁ¦Ñ§µÄÎÊÌâ
ÒѾÓÐ11È˻ظ´
ÇóÖú¸ß˹½Å±¾Í¬Ê±Ìá½»Á½¸öÈÎÎñ£¬Ò»¸ö½áÊø£¬ÁíÒ»¸öÒ²½áÊøÁË
ÒѾÓÐ8È˻ظ´
[ÇóÖú]ÓÃÈ«Á¿×ÓÀíÂÛ½âÊÍÒ»¸öÄãÊìϤµÄÎïÀíÏÖÏó
ÒѾÓÐ18È˻ظ´
ÇóÖú£ºÄܲ»Äܰïæдһ¸öÓÃmatlabÇóÒ»¸öº¯ÊýµÄ¸µÀïÒ¶±ä»»µÄ³ÌÐò
ÒѾÓÐ16È˻ظ´
Ò»¸ö¿ÉÒÔµ¥Î»×ª»»£¨ÈçHartree <--> eV,kcal/mol£©£¬¼ÆËã·Ö×ÓÁ¿µÄСÈí¼þ
ÒѾÓÐ18È˻ظ´
¡¾ÇóÖú¡¿Çë½Ì´ó¼ÒÒ»¸öÎÊÌ⣬¹ØÓÚ·´Ìú´ÅñîºÏµÄ
ÒѾÓÐ14È˻ظ´
¡¾ÇóÖú¡¿¹ØÓÚguess=alterµÄÒ»¸ö²»Ã÷°×µÄµØ·½¡£
ÒѾÓÐ5È˻ظ´
¡¾ÇóÖú¡¿[ÇóÖú]˹ÍпË˹¹«Ê½ÎïÀíÒâÒå
ÒѾÓÐ14È˻ظ´
¡¾ÇóÖú¡¿¶¨ÒåÊý×éάÊý
ÒѾÓÐ4È˻ظ´
¡¾ÇóÖú¡¿Å·Ê½¾àÀëÔںܸßά¿Õ¼äÊÇ·ñÓÐάÊýÔÖÄÑÎÊÌâ(Ì«ÖØÒªÁË)
ÒѾÓÐ16È˻ظ´
¡¾ÇóÖú¡¿Ò»¸ö¼òµ¥µÄgap¼ÆËãÎÊÌâ
ÒѾÓÐ9È˻ظ´
hank612
ÖÁ×ðľ³æ (ÖøÃûдÊÖ)
- ÊýѧEPI: 14
- Ó¦Öú: 225 (´óѧÉú)
- ½ð±Ò: 14270.6
- É¢½ð: 1055
- ºì»¨: 95
- Ìû×Ó: 1526
- ÔÚÏß: 1375.8Сʱ
- ³æºÅ: 2530333
- ×¢²á: 2013-07-03
- ÐÔ±ð: GG
- רҵ: ÀíÂۺͼÆË㻯ѧ
¡¾´ð°¸¡¿Ó¦Öú»ØÌû
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
|
·ûºÅ˵Ã÷, (A): 1,2,3,4´ú±íÏàÓ¦ÏòÁ¿¿Õ¼äV1, V2,V3, V4. (B): 123´ú±í½»¼¯ V1½»V2½»V3, ÒÔ´ËÀàÍÆ. (C): 1+2 ´ú±íV1+V2, ¿Õ¼äÖ®ºÍ. (D): (23) À¨ºÅ´ú±íÈ¡À¨ºÅÄÚ×Ó¿Õ¼äάÊý. Òò´Ë: Â¥Ö÷Ìõ¼þΪ: (4)+ (124) >= (14) + (24). ÇóÖ¤: (3+4) + (3+ 124) >= (3+14) + (3+24). Ã²ËÆ½öÓÐÒ»¸ö¹¤¾ß: (A+B) + (AB) = (A) +(B). ÎÒÃÇ´ÓÒªÇóµÄ½á¹û³ö·¢,ÄæÍÆ: (3+4) + (3+ 124) >= (3+14) + (3+24); (3) + (4) - (34) + (3) +(124) - (3124) >= (3) +(14) -(314) +(3) +(24) -(234); (4) + (124) -(14) -(24) >= (34) - (134) - (234) + (1234); (4) + (124) -(14) -(24) >= (34 +1) -(1) - (1+234) +(1); (4) + (124) -(14) -(24) >= (34+1) - (234+1). µ½´Ë, Ã÷ÏÔ(34+1) - (234+1) >=0, µ«ÊǸú (4) + (124) -(14) -(24) = (4) - (14 +24) >=0µÄ´óС±È½ÏÈ´²»ÖªµÀ. |

2Â¥2013-09-18 04:22:35
hank612
ÖÁ×ðľ³æ (ÖøÃûдÊÖ)
- ÊýѧEPI: 14
- Ó¦Öú: 225 (´óѧÉú)
- ½ð±Ò: 14270.6
- É¢½ð: 1055
- ºì»¨: 95
- Ìû×Ó: 1526
- ÔÚÏß: 1375.8Сʱ
- ³æºÅ: 2530333
- ×¢²á: 2013-07-03
- ÐÔ±ð: GG
- רҵ: ÀíÂۺͼÆË㻯ѧ
|
¿´ÆðÀ´¡¡(4)- (14+24) >= (34+1) - (234+1)ÊǶԵÄ, ÀíÓÉÈçÏÂ: ÓÉÓÚ 34×ÜÊÇÒ»Æð³öÏÖ, ²»·ÁÉè V3 °üº¬ÔÚV4ÖÐ. ¹ÊÒªÖ¤: ¡¡ (4)- (14+24) >= (3+1) - (23+1). ÓÉÓÚ×Ó¿Õ¼äµÄάÊý¹«Ê½ºÍVenn diagramµÄ¼¯ºÏ´óС¹«Ê½µÈ¼Û, ÎÒÃÇÖ±½Ó¿´ÓÉÈý¸ö¼¯ºÏ×é³ÉµÄVenn diagramºÃÁË. 3 ·Ö½âΪÈý²¿·Ö: 31 + [23 ²»ÔÚ1ÖÐ] + [3 ²»ÔÚ1+2ÖÐ]. Òò´Ë, (3+1) - (23+1) = (3 ²»ÔÚ1+2ÖÐ) <= (4 ²»ÔÚ1+2ÖÐ) =(4)- (14+24). |

3Â¥2013-09-18 05:37:08
jabile
ľ³æ (ÕýʽдÊÖ)
- Ó¦Öú: 53 (³õÖÐÉú)
- ½ð±Ò: 5805.8
- ºì»¨: 12
- Ìû×Ó: 451
- ÔÚÏß: 296.3Сʱ
- ³æºÅ: 1516737
- ×¢²á: 2011-11-30
- רҵ: ¸ÅÂÊÂÛÓëËæ»ú·ÖÎö
4Â¥2013-09-18 06:37:11
cherryjing1786
Ìú³æ (ÕýʽдÊÖ)
- Ó¦Öú: 13 (СѧÉú)
- ½ð±Ò: 271.7
- É¢½ð: 7
- ºì»¨: 1
- Ìû×Ó: 813
- ÔÚÏß: 197.9Сʱ
- ³æºÅ: 692456
- ×¢²á: 2009-01-14
- רҵ: ÐÅÏ¢°²È«
|
·Ç³£¸Ðл¸÷λµÄÈÈÐİïÖú£¬¹ØÓÚÂ¥ÉÏÄúËù˵ ÄãµÄÌõ¼þºÍ½áÂÛ¶¼×ÜÊÇÕýÈ·µÄ£¬ ¸ù¾Ýdim(U+V)+dim(U\cap V)=dim U+ dim V£¬ Áî U_1=V_4\cap V_1,U_2=V_4\cap V_2£¬ÔòÌõ¼þ×ܳÉÁ¢ ͬÑùÁî W_1=U_1+V_3,W_2=U_2+V_3,Ôò½áÂÛ×ܳÉÁ¢ ÆäÖйØÓÚ½áÂÛµÄÖ¤Ã÷ÓÐÒ»´¦ÒÉÎÊ,ÈçºÎÖ¤Ã÷ dim(W1½»W2)=dim((V3+(V1½»V4))½»(V3+(V2½»V4))£©Ð¡ÓÚµÈÓÚdim(V3+(V1½»V2½»V4)) |
5Â¥2013-09-19 00:08:16













»Ø¸´´ËÂ¥