±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 531  |  »Ø¸´: 5

hhxyww

Òø³æ (ÖøÃûдÊÖ)

[ÇóÖú] ÇóÖúÒ»¸ö»ý·Ö

Êýѧ¸ßÊÖÃÇ£¬ÎÒÇóÖúÒ»¸ö»ý·Ö£¬ÈÃÄú¿´¿´ÊÇ·ñÓнâÎö½â£¬ÈôÓУ¬·³ÇëÖ¸Ã÷·½Ïò»òÕß½á¹û£¬Ð»Ð»´ó¼Ò£¡
Exp[I*(x^3/3+y^3/3+a*x+b*y+c*xy)]¶Ôx¼°y×ö»ý·Ö£¬»ý·ÖÏÞΪ´Ó¸ºÎÞÇîµ½ÕýÎÞÇлл´ó¼Ò
»Ø¸´´ËÂ¥

» ÊÕ¼±¾ÌûµÄÌÔÌûר¼­ÍƼö

»òÐíÒÔºóÓÐÓÃ

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

ʲôʱºòÓÐʱ¼äºÍ½ðǮͬºÈÒ»±­Çå²è£¿
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

hhxyww

Òø³æ (ÖøÃûдÊÖ)

²¹³ä£ºa¡¢b¡¢c¾ùΪ¸´Êý
ʲôʱºòÓÐʱ¼äºÍ½ðǮͬºÈÒ»±­Çå²è£¿
2Â¥2012-10-12 22:15:59
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

navolo

ľ³æ (ÕýʽдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï
hhxyww: ½ð±Ò+2, ¡ï¡ï¡ï¡ï¡ï×î¼Ñ´ð°¸, ¶àлÁË 2012-10-30 21:57:17
¾ßÌåÈçÏÂ:
syms x y a b c
f=exp(i*(x^3/3+y^3/3+a*x+b*y+c*x*y));
int(f,x,-inf,inf)

ÔËÐнá¹ûÈçÏ£º
ans =

2/3*exp(1/3*i*y*(y^2+3*b))*(-1)^(1/6)*((i*(-a-y*c))^(3/2)*(-1)^(1/4))^(1/3)*LommelS2(0,1/3,2/3*(i*(-a-y*c))^(3/2)*(-1)^(1/4))-2/3*exp(1/3*i*y*(y^2+3*b))*(-1)^(5/6)*(-(i*(a+y*c))^(3/2)*(-1)^(3/4))^(1/3)*LommelS2(0,1/3,-2/3*(i*(a+y*c))^(3/2)*(-1)^(3/4))
½á¹ûºÃ¸´ÔÓ°¡
IÊÇÖ¸¸´Êý¡°i ¡±Âð£¿
3Â¥2012-10-30 21:52:42
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

hhxyww

Òø³æ (ÖøÃûдÊÖ)

ÒýÓûØÌû:
3Â¥: Originally posted by navolo at 2012-10-30 21:52:42
¾ßÌåÈçÏÂ:
syms x y a b c
f=exp(i*(x^3/3+y^3/3+a*x+b*y+c*x*y));
int(f,x,-inf,inf)

ÔËÐнá¹ûÈçÏ£º
ans =

2/3*exp(1/3*i*y*(y^2+3*b))*(-1)^(1/6)*((i*(-a-y*c))^(3/2)*(-1)^(1/4))^(1/3)*LommelS2( ...

ÄúºÃ£¬¶àл»Ø¸´£¬ÏëÎÊһϣ¬ÄãÕâ¸öÊÇÓÃmatlab£¿7.0£¿»¹ÊDZðµÄÈí¼þ
ʲôʱºòÓÐʱ¼äºÍ½ðǮͬºÈÒ»±­Çå²è£¿
4Â¥2012-10-30 21:58:11
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

navolo

ľ³æ (ÕýʽдÊÖ)

¶Ô¶Ô£¬ÓõÄmatlab7
5Â¥2012-10-30 22:11:51
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

hhxyww

Òø³æ (ÖøÃûдÊÖ)

ÒýÓûØÌû:
5Â¥: Originally posted by navolo at 2012-10-30 22:11:51
¶Ô¶Ô£¬ÓõÄmatlab7

ÄãºÃ£¬ÄãÄܲ»ÄܰÑÁíÍâÒ»ÖØ»ý·ÖÒ²ÄÜ»ý·Ö³öÀ´£¿£¬»òÕßÄÜÌṩ˼·£¿¶àлÁË£¡
ʲôʱºòÓÐʱ¼äºÍ½ðǮͬºÈÒ»±­Çå²è£¿
6Â¥2012-11-02 21:30:28
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ huasww µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 085602 307·Ö Çóµ÷¼Á +6 ²»ÖªµÀ½Ðʲô£¡ 2026-03-26 6/300 2026-03-27 22:00 by ´ß»¯´ó°×
[¿¼ÑÐ] 070300»¯Ñ§Çóµ÷¼Á +4 Æð¸öÃûÕ¦ÕâôÄÑ 2026-03-27 4/200 2026-03-27 21:39 by 83503ËïÀÏʦ
[¿¼ÑÐ] 277¹òÇóµ÷¼Á +5 1915668 2026-03-27 8/400 2026-03-27 19:53 by WYUMater
[¿¼ÑÐ] ¿¼Ñе÷¼Á +4 Sanmu-124 2026-03-26 4/200 2026-03-27 17:49 by kiokin
[¿¼ÑÐ] 0703»¯Ñ§ +6 ÄÝÄÝninicgb 2026-03-27 6/300 2026-03-27 17:18 by shangxh
[¿¼ÑÐ] 085600²ÄÁÏÓ뻯¹¤µ÷¼Á +10 A-¶ßÀ²ZÃÎ 2026-03-23 16/800 2026-03-27 15:13 by caszguilin
[¿¼ÑÐ] 0856µ÷¼Á +5 ÇóÇóÈÃÎÒÓÐÊé¶Á° 2026-03-26 6/300 2026-03-27 15:12 by caszguilin
[¿¼ÑÐ] 08¿ªÍ·275Çóµ÷¼Á +4 À­Ë­²»ÖØÒª 2026-03-26 4/200 2026-03-27 14:12 by Delta2012
[¿¼ÑÐ] Ò»Ö¾Ô¸»ª¶«Àí¹¤´óѧ081700£¬³õÊÔ·ÖÊý271 +6 kotoko_ik 2026-03-23 7/350 2026-03-27 12:29 by »ÝÖÝÅíÓÚêÌ
[¿¼ÑÐ] ²ÄÁÏÇóµ÷¼Á +5 .m.. 2026-03-25 5/250 2026-03-27 11:08 by ²»³Ôô~µÄ؈
[¿¼ÑÐ] 0703»¯Ñ§Ò»Ö¾Ô¸ÄϾ©Ê¦·¶´óѧ303Çóµ÷¼Á +3 zzffylgg 2026-03-24 3/150 2026-03-27 10:42 by shangxh
[¿¼ÑÐ] 294·Ö080500²ÄÁÏ¿ÆÑ§Ó빤³ÌÇóµ÷¼Á +4 ÁøÏª±ß 2026-03-26 4/200 2026-03-26 21:14 by XPUÀîÇì
[¿¼ÑÐ] »úеѧ˶310·Ö£¬ÊýÒ»Ó¢Ò»£¬Ò»Ö¾Ô¸211±¾¿ÆË«·ÇÕÒµ÷¼ÁÐÅÏ¢ +3 @357 2026-03-25 3/150 2026-03-26 16:34 by by.MENG
[¿¼ÑÐ] 085602 289·ÖÇóµ÷¼Á +8 WWWÎ÷Î÷¸¥Ë¹ 2026-03-24 8/400 2026-03-26 16:33 by ²»³Ôô~µÄ؈
[¿¼ÑÐ] ÉúÎï¼¼ÊõÓ빤³Ì +3 1294608413 2026-03-25 4/200 2026-03-25 18:02 by 1294608413
[¿¼ÑÐ] Ò»Ö¾Ô¸¼ª´ó»¯Ñ§322Çóµ÷¼Á +4 17501029541 2026-03-23 6/300 2026-03-24 10:21 by ´÷Χ²±µÄСÎÃ×Ó
[»ù½ðÉêÇë] Çë½ÌÏ´ó¼Ò 2026Äê¹ú¼Ò»ù½ðÉêÇëÊÇ˫äÉóÂ𣿠+3 lishucheng1 2026-03-22 5/250 2026-03-24 08:22 by gltch
[¿¼ÑÐ] 336»¯¹¤µ÷¼Á +4 Íõ´ó̹1 2026-03-23 5/250 2026-03-23 18:32 by allen-yin
[¿¼ÑÐ] ¹¤¿Æ0856Çóµ÷¼Á +5 ãåÎö͡͡ 2026-03-21 5/250 2026-03-23 17:56 by º£ÉªÞ±-
[¿¼ÑÐ] Çóµ÷¼ÁÒ»Ö¾Ô¸º£´ó£¬0703»¯Ñ§Ñ§Ë¶304·Ö£¬Óдó´´ÏîÄ¿£¬Ëļ¶Òѹý +6 ÐÒÔËÁ¨Á¨ 2026-03-22 10/500 2026-03-22 20:10 by edmund7
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û