24СʱÈÈÃŰæ¿éÅÅÐаñ    

Znn3bq.jpeg
²é¿´: 327  |  »Ø¸´: 4
±¾Ìû²úÉú 1 ¸ö ³ÌÐòÇ¿Ìû £¬µã»÷ÕâÀï½øÐв鿴
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

adayaday

½û³æ (СÓÐÃûÆø)

±¾ÌûÄÚÈݱ»ÆÁ±Î

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ryhzd

ľ³æ (ÕýʽдÊÖ)

˵µÄÓÐÐ©ÈÆ¿Ú£¬²»Ã÷°×£¬ÈñðÈËÊÔÊÔ°É
5Â¥2011-05-18 18:01:27
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 5 ¸ö»Ø´ð

ryhzd

ľ³æ (ÕýʽдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï
ÓàÔó³É(½ð±Ò+2, ³ÌÐòÇ¿Ìû+1): лл²ÎÓëÓ¦Öú£¡ 2011-05-18 17:03:22
adayaday(½ð±Ò+3): 2011-05-19 22:30:05
adayaday(½ð±Ò+2): 2011-05-19 22:30:20
CODE:
In[1]:= FindMaximum[{-x - y,
  x + 2 y >= 3 && x >= 0 && y >= 0 && y \[Element] Integers}, {x, y}]

Out[1]= {-2., {x -> 1., y -> 1}}

In[1]:= NMaximize[{x^2 - (y - 1)^2, x^2 + y^2 <= 4}, {x, y}]

Out[1]= {3.5, {x -> 1.93649, y -> 0.5}}

ÕâÁ½¸öÓ¦¸Ã¿ÉÒÔÁË
2Â¥2011-05-18 08:46:43
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ryhzd

ľ³æ (ÕýʽдÊÖ)

¡ï
ÓàÔó³É(½ð±Ò+1): лл²ÎÓëÓ¦Öú£¡ 2011-05-18 17:03:33
Ö»Òªx¿ÉÒԲο¼ÏÂÃæ
CODE:
In[2]:= NMaximize[{x, x^2 + y^2 <= 4}, {x, y}]

Out[2]= {2., {x -> 2., y -> -1.95654*10^-10}}

3Â¥2011-05-18 08:50:04
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

adayaday

½û³æ (СÓÐÃûÆø)

±¾ÌûÄÚÈݱ»ÆÁ±Î

4Â¥2011-05-18 17:35:54
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] ²ÄÁÏÓ뻯¹¤371Çóµ÷¼Á +16 ÅãÁÕ¿´º£ 2026-04-04 17/850 2026-04-09 23:27 by À´¿´Á÷ÐÇÓê10
[¿¼ÑÐ] Òѵ÷¼Á +18 ²ñ¿¤Ã¨_ 2026-04-09 19/950 2026-04-09 22:10 by ²ñ¿¤Ã¨_
[¿¼ÑÐ] 0703»¯Ñ§ +31 ÄÝÄÝninicgb 2026-04-04 35/1750 2026-04-09 21:06 by zhouxiaoyu
[¿¼ÑÐ] 0703µ÷¼Á +18 ʰ¾ÁÒ¼ 2026-04-04 20/1000 2026-04-09 20:53 by zhouxiaoyu
[¿¼ÑÐ] 283Çóµ÷¼Á£¬¹¤¿Æ£¡ +8 ËÕ´òË®7777 2026-04-08 8/400 2026-04-09 20:50 by xujun0624
[¿¼ÑÐ] ¼ÆËã»ú11408£¬286·ÖÇóµ÷¼Á +9 ľ×ÓÄî•„ 2026-04-05 9/450 2026-04-09 20:04 by vgtyfty
[¿¼ÑÐ] 085501»úеר˶ 302·Ö ²»ÌôרҵÇóµ÷¼Á +5 Íôij. 2026-04-09 5/250 2026-04-09 15:38 by ½¯ð©Óí
[¿¼ÑÐ] 285Çóµ÷¼Á +9 AZMK 2026-04-07 10/500 2026-04-09 10:29 by СÎïÀí»¯Ñ§
[¿¼ÑÐ] Ò»Ö¾Ô¸»ªÄÏʦ·¶´óѧ0702ÎïÀíѧ305µ÷¼Á +4 Äî³£°² 2026-04-07 6/300 2026-04-08 22:53 by bljnqdcc
[¿¼ÑÐ] Èí¼þ¹¤³ÌÇóµ÷¼Á22Èí¹¤296·ÖÇóµ÷¼Á£¬½ÓÊÜ¿çµ÷ +4 yangchen2017 2026-04-08 5/250 2026-04-08 21:56 by ÍÁľ˶ʿÕÐÉú
[¿¼ÑÐ] 298Çóµ÷¼Á +6 ¶¤¶£ß˶¬¹Ï 2026-04-07 8/400 2026-04-08 10:51 by ÖзÉÔº¿Õ¹ÜѧԺÑ
[¿¼ÑÐ] ר˶085403£¬291·Ö£¬ÓÐÁ½Æª×¨Àû£¬Ò»¹úÒ»½± +3 ¹þ¼ªßä¹þ¼ªßä 2026-04-07 3/150 2026-04-07 18:21 by À¶ÔÆË¼Óê
[¿¼ÑÐ] 285Çóµ÷¼Á +15 ŶßϺôo 2026-04-04 17/850 2026-04-06 23:02 by chenzhimin
[¿¼ÑÐ] ¹¤¿Æ 22408 267ÇóÍÆ¼ö +4 wanwan00 2026-04-05 5/250 2026-04-06 22:47 by chenzhimin
[¿¼ÑÐ] 315Çóµ÷¼Á +5 £¦123456789 2026-04-05 5/250 2026-04-05 19:55 by nepu_uu
[¿¼ÑÐ] 313Çóµ÷¼Á +3 º£ÈÕº£ÈÕ 2026-04-04 3/150 2026-04-05 07:48 by 544594351
[¿¼ÑÐ] ²ÄÁÏ383Çóµ÷¼Á +5 ¹ùÑôÑôÑô³É 2026-04-04 5/250 2026-04-04 19:06 by dongzh2009
[¿¼ÑÐ] Ò»Ö¾Ô¸»¦985£¬326·ÖÇóµ÷¼Á +3 Áõīī 2026-04-03 3/150 2026-04-04 11:16 by ±¯É˵ÄÓóÍ·
[¿¼ÑÐ] 268Çóµ÷¼Á +8 ÄãºÃtg 2026-04-03 9/450 2026-04-04 05:08 by gswylq
[¿¼ÑÐ] 317·Ö Ò»Ö¾Ô¸½­ÄÏ´óѧ »¯Ñ§¹¤³Ìѧ˶ Çóµ÷¼Á +6 YinTai 2026-04-03 6/300 2026-04-03 22:30 by Î޼ʵIJÝÔ­
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û