Znn3bq.jpeg
²é¿´: 1345  |  »Ø¸´: 6
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

yinjl

гæ (ÕýʽдÊÖ)

[½»Á÷] ¡¾ÇóÖú¡¿Çó½ÌMathematica»­Í¼ ÒÑÓÐ3È˲ÎÓë

Mathematica»­º¯ÊýͼÐΣ¨Èçy=x^2+x+3)£¬»­³öµÄÇúÏß²»ÊÇºÜÆ½»¬£¬¿´ÆðÖÊÁ¿²»¸ß¡£
Çë½Ì¸÷λר¼Ò£¬²»ÖªµÀ¼ÓÒ»¸öʲôÃüÁ¿ÉÒÔʹµÃͼÐθü¹â»¬¡£
·Ç³£¸Ðл£¬ÓÉÓÚ±¾ÈËûÓнð±Ò£¬»¹ÍûÁ½⡣

[ Last edited by bluesine on 2010-5-18 at 22:07 ]
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

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

yinjl

гæ (ÕýʽдÊÖ)

¡ï ¡ï
Doctorcbw(½ð±Ò+2):лл 2010-06-25 12:21:32
»æÍ¼µÄÏàÓ¦´úÂëºÜ¼òµ¥£¬Í¼ÎÒÌù²»ÉÏÀ´
g = 1/3  x^3 + x^2 - x - 2
Plot[g, {x,-4,3}, AspectRatio -> 1.1/1, Axes -> {True, False}]
Ï£ÍûÄúÄܰïæ

[ Last edited by yinjl on 2010-5-20 at 13:49 ]
5Â¥2010-05-20 13:44:42
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 7 ¸ö»Ø´ð

bluesine

Ìú¸Ëľ³æ (Ö°Òµ×÷¼Ò)

¿ÆÔ·Ð¡Ä¾³æ

¡ï
Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû½»Á÷
²»ÊÇÓÃPlotÃüÁîô¡£¡£¡£
°åµÊÒª×öÊ®ÄêÀäÎÄÕ²»·¢Ò»¸ö×Ö
2Â¥2010-05-18 22:07:41
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

yinjl

гæ (ÕýʽдÊÖ)

bluesine:ÄãÏȰÑÄã»­µÄͼÌùÉÏÀ´£¬»¹ÓÐÄãµÄ»æÍ¼µÄÏàÓ¦´úÂë¡£ 2010-05-20 08:27:59
ÊÇÓÃPlotµ«Í¼Ïñ²»ÊÇºÜÆ½»¬£¬²»ÖªµÀ¸ÃÔõô°ì
3Â¥2010-05-18 22:22:43
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

yinjl

гæ (ÕýʽдÊÖ)

Îҷdz£×ż±ÐèÒª½â¾öÕâ¸öÎÊÌâ

[ Last edited by yinjl on 2010-5-18 at 22:32 ]
4Â¥2010-05-18 22:31:14
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] Çóµ÷¼Á +7 Á§ÜÔÒ»¶¨Éϰ¶ 2026-04-10 7/350 2026-04-10 15:25 by jiajinhpu
[¿¼ÑÐ] 342µç×ÓÐÅϢר˶Çóµ÷¼Á +7 ÄãÈÃÎÒÔõôÀóÖ¦ 2026-04-10 8/400 2026-04-10 15:17 by hemengdong
[¿¼ÑÐ] 070300»¯Ñ§Ñ§Ë¶311·ÖÇóµ÷¼Á +12 Áº¸»¹óÏÕÖÐÇó 2026-04-04 14/700 2026-04-10 08:07 by kangsm
[¿¼ÑÐ] 297Çóµ÷¼Á +27 GENJIOW 2026-04-07 30/1500 2026-04-09 23:20 by wolf97
[¿¼ÑÐ] ¼ÆËã»ú11408£¬286·ÖÇóµ÷¼Á +9 ľ×ÓÄî•„ 2026-04-05 9/450 2026-04-09 20:04 by vgtyfty
[¿¼ÑÐ] 296Çóµ÷¼Á +5 Íô£¡£¿£¡ 2026-04-09 5/250 2026-04-09 17:47 by ÄûÃʲ»Ëázy
[¿¼ÑÐ] Çóµ÷¼ÁÏ£Íû»¹ÊÇÏ£ÍûÔÚɽºÓËÄÊ¡¸½½ü +3 ¿ìÀÖµÄС°×¸ë 2026-04-05 3/150 2026-04-09 17:36 by wp06
[¿¼ÑÐ] 332£¬085601Çóµ÷¼Á +12 ydfyh 2026-04-09 14/700 2026-04-09 17:28 by wp06
[¿¼ÑÐ] 337Çóµ÷¼Á +4 Gky09300550£¬ 2026-04-09 4/200 2026-04-09 17:18 by ÅÁ¶ûÂíÀ­ÌØ
[¿¼ÑÐ] Ò»Ö¾Ô¸ÉϺ£´óѧÉúÎïѧ346 +4 ÉϺ£´óѧ346µ÷¼Á 2026-04-03 4/200 2026-04-09 10:52 by yiminglu
[¿¼ÑÐ] 331Çóµ÷¼Á +5 luoxin0706. 2026-04-08 5/250 2026-04-08 22:15 by zhouyuwinner
[¿¼ÑÐ] ±¾¿Æ211£¬293·ÖÇëÇóµ÷¼Á +12 Á«²Ë¾ÍÊÇź°É 2026-04-03 13/650 2026-04-08 20:30 by ±³¶Ô´óº£³ö·¢
[¿¼ÑÐ] 285Çóµ÷¼Á +7 ¶ñ·¨´ó¶þµÄÆøÎ¶ß 2026-04-05 10/500 2026-04-08 14:34 by zhq0425
[¿¼ÑÐ] 307Çóµ÷¼Á +14 ³¬¼¶ÒÁ°º´óÍõ 2026-04-06 14/700 2026-04-08 07:03 by Î޼ʵIJÝÔ­
[¿¼ÑÐ] 304Çóµ÷¼Á£¨085602£¬¹ýËļ¶£¬Ò»Ö¾Ô¸985£© +25 »¯¹¤ÈË999 2026-04-04 26/1300 2026-04-07 22:06 by hemengdong
[¿¼ÑÐ] 296Çóµ÷¼Á +3 Íô£¡£¿£¡ 2026-04-05 4/200 2026-04-05 20:13 by à£à£à£0119
[¿¼ÑÐ] Ò»Ö¾Ô¸9²ÄÁÏѧ˶297ÒѹýÁù¼¶Çóµ÷¼ÁÍÆ¼ö +11 adaie 2026-04-04 12/600 2026-04-05 19:04 by À¶ÔÆË¼Óê
[¿¼ÑÐ] ¹¤¿Æ277·ÖÇóµ÷¼Á²ÄÁÏ +8 ÉÏÁËÉÏÁËÉÏŶ 2026-04-05 9/450 2026-04-05 13:05 by wwytracy
[¿¼ÑÐ] ¿É¿çרҵµ÷¼Á +3 ÖÜµÄµÃµØ 2026-04-04 6/300 2026-04-04 22:21 by barlinike
[¿¼ÑÐ] ²ÄÁÏ383Çóµ÷¼Á +5 ¹ùÑôÑôÑô³É 2026-04-04 5/250 2026-04-04 19:06 by dongzh2009
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û