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æ•°å¼ã®æ›¸ã‹ã‚ŒãŸå£ç´™ç”»åƒã‚’ãã ã•ã„ï¼ï¼ : ã¾ã‚é€Ÿ
1ï¼šä»¥ä¸‹ã€åç„¡ã—ã«ã‹ã‚ã‚Šã¾ã—ã¦VIPãŒãŠé€ã‚Šã—ã¾ã™ï¼š2011/08/02(ç«) 22:09:10.25ID:+rV4s91p0 å®šç†ã§ã‚‚å…¬å¼ã§ã‚‚ã¨ã«ã‹ãä½•ã§ã‚‚ã‚ã‚Šï¼ï¼ ã“ã†ã„ã†ã®ï¼ï¼ 3ï¼šä»¥ä¸‹ã€åç„¡ã—ã«ã‹ã‚ã‚Šã¾ã—ã¦VIPãŒãŠé€ã‚Šã—ã¾ã™ï¼š2011/08/02(ç«) 22:11:31.58ID:3Sp8jepy0 ã“ã‚Œã¯æ¥½ã—ã¿ 6ï¼šä»¥ä¸‹ã€åç„¡ã—ã«ã‹ã‚ã‚Šã¾ã—ã¦VIPãŒãŠé€ã‚Šã—ã¾ã™ï¼š2011/08/02(ç«) 22:20:46.37ID:LHou0vGh0 å£ç´™ã£ã¦ä½•Ã—ä½•? 7ï¼šä»¥ä¸‹ã€åç„¡ã—ã«ã‹ã‚ã‚Šã¾ã—ã¦VIPãŒãŠé€ã‚Šã—ã¾ã™ï¼š2011/08/02(ç«) 22:21:55.20ID:+rV4s91p0 ä½•ã§ã‚‚ã„ã„ã‚ˆï¼ 9ï¼šä»¥ä¸‹ã€åç„¡ã—ã«ã‹ã‚ã‚Šã¾ã—ã¦VIPãŒãŠé€ã‚Šã—ã¾ã™ï¼š2011/08/02(ç«) 22:24:18.16ID:LHou0vGh0 ã“ã†ã„ã†ã®ã¨ã‹? 10ï¼šä»¥ä¸‹ã€åç„¡ã—ã«ã‹ã‚ã‚Šã¾ã—ã¦VIP
romans12 2011/08/05
math

design

wallpaper
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Andrew Lipson's Lego Klein Bottle
After seeing some of my other mathematical Lego sculptures, a couple of people asked about a Klein bottle, so... This one hinges open so that you can see its digestive tract. I changed brick colour at the top and bottom to show up the intersection where the tubes cross better. Not because I didn't have enough bricks left in any one colour. Really, honest. Well, OK -Â it was because I didn't have e
romans12 2011/07/13
lego

art

math
ãƒªãƒ³ã‚¯
FrontPage - Maxima ã«ã‚ˆã‚‹æ•°å¼å‡¦ç†
ã“ã“ã§ã¯ï¼Œã€ŒMaxima ã«ã‚ˆã‚‹æ•°å¼å‡¦ç†ã€ã«ã¤ã„ã¦è§£èª¬ã—ã¾ã™ï¼ŽæŽˆæ¥ã®æ•™æã¨ã—ã¦ï¼Œã¾ãŸ Maxima ã®åŸºæœ¬çš„ãªä½¿ã„æ–¹ã‚’ç´¹ä»‹ã™ã‚‹å…¥é–€æ›¸ã¨ã—ã¦å‚è€ƒã«ãªã‚‹ã‚ˆã†ã«é…æ…®ã—ã¾ã—ãŸï¼Ž Maxima, a Computer Algebra System æŽˆæ¥ç”¨ Maxima ãƒ†ã‚ã‚¹ãƒˆè‰ç¨¿ (2008.9.24ç‰ˆ) maxima-080924.pdf (2585) æƒ…å ±ãƒ†ã‚ã‚¹ãƒˆã€Œã‚ªãƒ¼ãƒ—ãƒ³ã‚½ãƒ¼ã‚¹ã‚½ãƒ•ãƒˆã‚¦ã‚§ã‚¢ã«ã‚ˆã‚‹æƒ…å ±ãƒªãƒ†ãƒ©ã‚·ãƒ¼ã€ç¬¬12ç« ï¼ˆè‘›è¥¿åŸ·ç†åˆ†ï¼‰ã®ãƒã‚°å‡ºã—ç”¨ã«æŽ²è¼‰ã—ã¦ãŠãã¾ã™ï¼Ž åŸºç¤Žç·¨
romans12 2011/02/04
maxima

software

numerical

math
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ç´ æœ´ãªæ–¹æ³• ï½žå…¨æŽ¢ç´¢æ³•ï½ž
é›¢æ•£ãƒœãƒãƒŽã‚¤å›³ã‚’ä½œæˆã™ã‚‹ç´ æœ´ã§ç°¡å˜ãªæ–¹æ³•ã¯ã€ã™ã¹ã¦ã®é›¢æ•£ç‚¹ã«ã¤ã„ã¦ã€ã©ã®æ¯ç‚¹ã«æœ€ã‚‚è¿‘ã„ã‹ã‚’ï¼‘ã¤ï¼‘ã¤è¨ˆç®—ã—ã¦ã„ãæ–¹æ³•ã§ã‚ã‚‹ã€‚ã“ã®æ–¹æ³•ã¯ã€é›¢æ•£ç‚¹ã®æ•° M (=WxH) ã¨æ¯ç‚¹æ•° N ã«æ¯”ä¾‹ã—ãŸæ™‚é–“ãŒã‹ã‹ã‚‹ã®ãŒæ¬ ç‚¹ã ãŒã€ã‚¢ãƒ«ã‚´ãƒªã‚ºãƒ ã¯ç°¡å˜ã§ã‚ã‚‹ã€‚ãã“ã§ã€ã¾ãšæ‰‹å§‹ã‚ã«å…¨æŽ¢ç´¢æ³•ã®ã‚¢ãƒ«ã‚´ãƒªã‚ºãƒ ã‚’è€ƒãˆã€ã“ã‚Œã‚’ãƒ—ãƒã‚°ãƒ©ãƒ åŒ–ã—ã¦é›¢æ•£ãƒœãƒãƒŽã‚¤å›³ã®ä½œæˆå®Ÿé¨“ã‚’ã—ã¦ã¿ã‚ˆã†ã€‚ å…¨æŽ¢ç´¢æ³•ã®ã‚¢ãƒ«ã‚´ãƒªã‚ºãƒ å…¨æŽ¢ç´¢æ³•ã®ã‚¢ãƒ«ã‚´ãƒªã‚ºãƒ ã‚’ã€ãªã‚‹ã¹ãç°¡å˜ãªè¨€è‘‰ã§è¿°ã¹ã‚‹ã¨ã€æ¬¡ã®ã‚ˆã†ã«ãªã‚‹ã€‚ N å€‹ã®æ¯ç‚¹ã‹ã‚‰ãªã‚‹æ¯ç‚¹é›†åˆ S ã¨ã€é›¢æ•£ãƒœãƒãƒŽã‚¤å›³ã‚’ä½œæˆã™ã‚‹ãŸã‚ã®é›¢æ•£å¹³é¢ã‚’æº–å‚™ã™ã‚‹ã€‚ æ¯ç‚¹é›†åˆã¨é›¢æ•£å¹³é¢ã‚’åˆæœŸåŒ–ã™ã‚‹ã€‚ ã™ã¹ã¦ã®é›¢æ•£ç‚¹ã«ã¤ã„ã¦ã€4. ã®å‡¦ç†ã‚’ç¹°ã‚Šè¿”ã—ã¦ 5. ã¸ ã™ã¹ã¦ã®æ¯ç‚¹ã¨ã®è·é›¢ã‚’è¨ˆç®—ã—ã€æœ€ã‚‚è·é›¢ãŒå°ã•ã„æ¯ç‚¹ã®ç•ªå·ã‚’ã€ãã®é›¢æ•£ç‚¹ã®ä½ç½®ã«æ›¸ãã“ã‚€ã€‚ çµæžœã‚’å‡ºåŠ›ã—ã¦çµ‚äº† ã“ã®ã‚¢ãƒ«ã‚´ãƒªã‚ºãƒ ã‚’ãƒ•ãƒãƒ¼ãƒãƒ£ãƒ¼ãƒˆã®å½¢ã«è¡¨ã™ã¨å›³4.1ã®ã‚ˆ
romans12 2011/02/01
algorithm

voronoi

math
ãƒªãƒ³ã‚¯
CHARMM | CHARMM
romans12 2011/01/25
MD

PrimeNumber

math
ãƒªãƒ³ã‚¯
é£Ÿã„ãŸã‹ã£ãŸã‚‰ã€é£Ÿã„ã¤ã‘! - æ›¸è©• - é£Ÿãˆã‚‹æ•°å¦ : 404 Blog Not Found
2010å¹´11æœˆ16æ—¥17:00 ã‚«ãƒ†ã‚´ãƒªLoveMath é£Ÿã„ãŸã‹ã£ãŸã‚‰ã€é£Ÿã„ã¤ã‘! - æ›¸è©• - é£Ÿãˆã‚‹æ•°å¦ ãƒ‡ã‚£ã‚¹ã‚«ãƒ´ã‚¡ãƒ¼ã‚ˆã‚ŠçŒ®æœ¬å¾¡ç¤¼ã€‚ é£Ÿãˆã‚‹æ•°å¦ ç¥žæ°¸æ£åš è‘—è€…ã§ã¯ãªã„ã®ã ã‘ã©ã€ã‚²ãƒ©æ®µéšŽã‹ã‚‰ç›®ã‚’é€šã•ã›ã¦ã„ãŸã ã„ãŸç§ã«ã¯ã¾ã•ã—ãã€ŒãŠå¾…ãŸã›ã—ã¾ã—ãŸã€ãªã€ä¸€å†Šã€‚ã“ã‚Œãžã€ã‚µã‚¤ã‚¨ãƒ³ãƒ†ã‚£ã‚¹ãƒˆã¨ã‚¨ãƒ³ã‚¸ãƒ‹ã‚¢ã€ãã—ã¦ãƒžã‚¹ãƒžãƒ†ã‚£ã‚·ãƒ£ãƒ³ã¨ãã®åµé”ã«ã¨ã£ã¦æœ€æ–°å‡¦æ–¹ã«ã—ã¦æœ€é«˜ã®çµ¶æœ›ã«åŠ¹ãã‚¯ã‚¹ãƒªã€‚ ã ã¾ã•ã‚ŒãŸã¨æ€ã£ã¦ã€æœ¬æ›¸ã«é£Ÿã„ã¤ã„ã¦æ¬²ã—ã„ã€‚ ã‚ãªãŸãŒå¤±ã„ã‹ã‘ãŸé£Ÿã„ã¤ãåŠ›ã‚’ã€ã‚ãªãŸã¯å–ã‚Šæˆ»ã™ã“ã¨ãŒã§ãã‚‹ã ã‚ã†ã€‚ ã‚ãªãŸãŒãã‚Œã§é£Ÿãˆã‚‹ã‹ã©ã†ã‹ãªã‚“ã¦é‡Žæš®ãªã“ã¨ã¯ã€ãã‹ãªã„ã€‚ é£Ÿã„ã¤ã„ãŸã‚ãªãŸã«ãã‚ŒãŒé£Ÿãˆãªã„ã‚ã‘ãŒãªã„ã®ã ã‹ã‚‰ã€‚ æœ¬æ›¸ã€Œé£Ÿãˆã‚‹æ•°å¦ã€ã¯ã€æ•°å¦è€…ã¨ã—ã¦ã€Œè½ã¡ã“ã¼ã€ã‚Œã€ãã—ã¦å·¥å¦è€…ã‚‚ã€Œè½ã¡ã“ã¼ã€ã‚ŒãŸã€Œãƒ€ãƒ«ãƒ–ãƒ‰ãƒãƒƒãƒ—ã‚¢ã‚¦ãƒˆã€ã®è‘—è€…ãŒã€ãã‚Œã§ã‚‚ã€Œãã‚Œã€ã«é£Ÿã„ã¤ã„ã¦ã„ãã«ã¯ã©ã†ã—ãŸã‚‰ã‚ˆã„ã‹ã‚’ã€æ¸¾èº«ã®åŠ›ã‚’ã‚ã”ã¨
romans12 2010/12/28
book

math
ãƒªãƒ³ã‚¯
http://netnumpac.fuis.fukui-u.ac.jp/cgi-bin/numpac/htoh?037.html
romans12 2009/01/27
math

calculation

powell
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é£¾ã‚Šæ–‡å—ã§â€èŠ±æ–‡å—â€ã®ãƒ•ã‚©ãƒ³ãƒˆãŒã»ã—ã„ã€‚ - OKWAVE
ã‚ã®ãƒ•ã‚©ãƒ³ãƒˆã¯ã€ä¸€èˆ¬ã«ã€script (ã‚¹ã‚¯ãƒªãƒ—ãƒˆï¼šç†è¨˜ä½“) (ãƒ•ã‚©ãƒ¼ãƒžãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆã€ã‚¦ã‚§ãƒ‡ã‚£ãƒ³ã‚°ã‚¹ã‚¯ãƒªãƒ—ãƒˆãªã©) ã¨å‘¼ã°ã‚Œã‚‹ç¨®é¡žã«ãªã‚Šã¾ã™ã€‚ æ‰‹å…ƒã«ã‚ã‚‹ã‚‚ã®ã§ã™ã¨ã€ Palace script, Kunstler script, Edwardian script ãªã©ãŒã»ã¼åŒã˜ã§ã™ã€‚ "script" ã ã¨ä¸Šæ‰‹ãæ¤œç´¢ã§ããªã„ã‚ˆã†ãªã®ã§ã€ scrip ã¨ã€t ã‚’å‰Šã£ãŸã‚ãƒ¼ãƒ¯ãƒ¼ãƒ‰ã‚’å…¥ã‚Œã¦æ¤œç´¢ã™ã‚Œã°ã€98 å€‹å‡ºã¦ã ã¾ã™ã®ã§ã€ãŠæ°—ã«å…¥ã‚Šã‚’é¸ã‚“ã§ä¸‹ã•ã„ã€‚ ã¾ãŸã¯ã€ä»–ã®ãƒ¡ãƒ‹ãƒ¥ãƒ¼ã‹ã‚‰ã€ç‰‡ç«¯ã‹ã‚‰è¦‹ã¦æŽ¢ã™ã¨ä»–ã«ã€è‰²ã€… ã¿ã¤ã‹ã‚‹ã‹ã¨æ€ã„ã¾ã™ã€‚
romans12 2008/10/29
math

font

script
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ãƒ•ãƒ¼ãƒªã‚¨å¤‰æ›ï¼šå®Ÿç©ºé–“ã¨é€†ç©ºé–“ã®å¯¾å¿œã«ã¤ã„ã¦ - BIGLOBEãªã‚“ã§ã‚‚ç›¸è«‡å®¤
romans12 2008/08/29
math
ãƒªãƒ³ã‚¯
æ•°å€¤å¾®åˆ†(numerical differentiation)
ã‚’å°ã•ãªã«å¯¾ã—ã¦è¨ˆç®—ã™ã‚Œã°ã‚ˆã„ã€‚æ®‹å¿µãªãŒã‚‰ï¼Œã“ã®æ®µéšŽã§ã¯ã“ã®æ–¹æ³•ã§å¾—ãŸå€¤ã¯è‰¯ã„è¿‘ä¼¼ã‹ã©ã†ã‹åˆ†ã‹ã‚‰ãªã„ã€‚ãã“ã§ï¼Œå¾®åˆ†ç©åˆ†å¦ã§å¦ã‚“ã Taylorã®å®šç†ã‚’ç”¨ã„ã¦èª¿ã¹ã¦ã¿ã‚‹ã€‚ ã¾ãšï¼Œã‚’è¿‘ä¼¼ã™ã‚‹ãŸã‚ã«ï¼ŒåŒºé–“å†…ã®åŒºåˆ†ç‚¹ã¨ååˆ†å°ã•ãªã‚’ç”¨æ„ã™ã‚‹ã€‚ã“ã“ã§ï¼Œååˆ†å°ã•ãªã¨ã¯ ã‚’æº€ãŸã™ã§ã‚ã‚‹ã€‚ã•ã‚‰ã«é–¢æ•°ã¯ï¼’å›žå¾®åˆ†å¯èƒ½ã¨ã™ã‚‹ã¨ï¼Œ Taylorå¤šé …å¼ã¨Lagrangeã®å‰°ä½™é …ã‚ˆã‚Šï¼Œ
romans12 2008/07/03
math

calculation

numerical

differentiation
ãƒªãƒ³ã‚¯
ç‰©ç†Tips:div,rot,gradã®æ„å‘³
ã¨ã„ã†æ„Ÿè¦šãªã®ã§ã‚ã‚ã†ã€‚ã ãŒãã†ã„ã†æ–°ã—ã„è¨€è‘‰ã‚„æ³•å‰‡ãªã©ã¯ã€ä½•ã‹ã‚’è¨ˆç®—ã™ã‚‹ãŸã‚ã«å¿…è¦ãŒã‚ã£ã¦ç·¨ã¿å‡ºã•ã‚ŒãŸã‚‚ã®ã§ã‚ã£ã¦ã€ä½•ã‹ãŒä¾¿åˆ©ã«ãªã‚‹ã‹ã‚‰ ã“ãã€ä¸–é–“ã§ä½¿ã‚ã‚Œã¦ã„ã‚‹ã®ã§ã‚ã‚‹ã€‚div,rot,gradã ã£ã¦åŒã˜ã“ã¨ã€‚ã ã‹ã‚‰ ã¨ã„ã†æ„Ÿè¦šã§å‡ºè¿Žãˆã¦ã„ãŸã ããŸã„ã‚‚ã®ã§ã‚ã‚‹ã€‚div,rot,gradã«é–¢ã—ã¦ã‚‚ã€Œä½•ã®ãŸã‚ã«å¿…è¦ãªã®ã‹ã€â†’ã€Œãã®ãŸã‚ã«ã¯ã©ã‚“ãªè¨ˆç®—ã‚’ã™ã‚‹ã® ã‹ã€ã¨è€ƒãˆã¦ã„ã£ãŸæ–¹ãŒã€ãã®å®šç¾©ãŒé ã«å…¥ã£ã¦ãã‚„ã™ã„ã€‚ divã®æ„å‘³ divã‚’å…·ä½“çš„ã«ç†è§£ã™ã‚‹ã«ã¯ã€æ°´ã®æµã‚Œã§è€ƒãˆã‚‹ã®ãŒä¸€ç•ªè‰¯ã„ã€‚æ´—æ¿¯æ©Ÿã®ä¸ã§ã‚‚æ»å£ºã§ã‚‚ã„ã„ã‹ã‚‰ã€ã¨ã«ã‹ãæ°´ãŒã©ã‚ãƒ¼ãƒ¼ã¨æµã‚Œã¦ã„ã‚‹ã¨ã“ã‚ã‚’æƒ³åƒ ã™ã‚‹ã€‚ãã—ã¦ã€ãã®æµã‚Œã®ä¸ã«ã¨ã£ã¦ã‚‚å°ã•ãªç«‹æ–¹ä½“ã‚’è€ƒãˆã‚‹ã€‚å®Ÿéš›ã«ç®±ã‚’å…¥ã‚Œã‚‹å¿…è¦ã¯ãªã„ã€‚ã¨ã«ã‹ãæ°´ã®ä¸ã®ã€Œç«‹æ–¹ä½“ã®å½¢ã‚’ã—ãŸé ˜åŸŸã€ã‚’è€ƒãˆã‚‹ã®ã§ã‚ã‚‹ã€‚ æ°´ãŒã©ã‚ãƒ¼ãƒ¼ãƒ¼ã¨æµã‚Œã¦ã„ã‚‹ã®ã ã‹ã‚‰ã€ãã®ç«‹æ–¹ä½“ã®ä¸ã‚‚æ°´ãŒé€šã‚ŠæŠœã‘ã¦ã„ã£ã¦ã„ã‚‹ã€‚ãã—ã¦ã€Œ
romans12 2008/07/03
physics

math

gradient

rotation

divergence
ãƒªãƒ³ã‚¯
è¨ˆç®—ç‰©ç†ã®ãŸã‚ã®C/C++è¨€èªžå…¥é–€
Last revised on May 25, 2000 UNIX & XWindow ç’°å¢ƒã«ãŠã‘ã‚‹ C/C++ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°è¨€èªžã®åŸºç¤Žã¨ãã®è¨ˆç®—ç‰©ç†ã¸ã®å¿œç”¨ã‚’è§£èª¬ã—ã¾ã™ã€‚ ã“ã®ãƒ›ãƒ¼ãƒ ãƒšãƒ¼ã‚¸ã®å¤ã„ç‰ˆã®å½ãƒŸãƒ©ãƒ¼ã‚µã‚¤ãƒˆãŒå˜åœ¨ã™ã‚‹ã®ã§ã”æ³¨æ„ãã ã•ã„ã€‚ æœ¬ç‰©ã®ã‚µã‚¤ãƒˆã¯ http://www-cms.phys.s.u-tokyo.ac.jp/~naoki/CIPINTRO/ ã§ã™ã€‚ å‰æ›¸ã æŽ¨å¥¨å›³æ›¸ä¸€è¦§ Cè¨€èªžã¨C++è¨€èªžã®åŸºç¤Žæ–‡æ³•ã®åˆå¿ƒè€…å‘ã‘è§£èª¬ (ãƒ—ãƒã‚°ãƒ©ãƒ åˆå¿ƒè€…ã‚’å¯¾è±¡ã¨ã—ãŸC/C++è¨€èªžã®å…¥é–€ã§ã™) ç¬¬1ç« Cè¨€èªžã¨C++è¨€èªžã®å½¹å‰² ç¬¬2ç« ç°¡å˜ãªè¨ˆç®— ç¬¬3ç« ãƒ«ãƒ¼ãƒ—ã§ç¹°ã‚Šè¿”ã—è¨ˆç®— ç¬¬4ç« é…åˆ—ã§å¤§é‡ãƒ‡ãƒ¼ã‚¿å‡¦ç† ç¬¬5ç« é–¢æ•°ã§è¨ˆç®—ã®åˆ†æ‹… ç¬¬6ç« æ–‡å—åˆ—ã®æ“ä½œ ç¬¬7ç« ãƒ•ã‚¡ã‚¤ãƒ«ã®æ“ä½œ ç¬¬8ç« ã‚°ãƒ©ãƒ•ã‚£ãƒƒã‚¯(XWindow Systemåˆ©ç”¨è€…å‘ã‘) é«˜æ ¡ç‰©ç†ã®è¨ˆç®—ä¾‹ (é«˜æ ¡ç”Ÿã‚’å¯¾è±¡ã¨ã—ã¦åˆæ©çš„ãªç‰©
romans12 2008/07/02
c

c++

math

physics

computing
ãƒªãƒ³ã‚¯
[ç©ºã‚’é£›ã¶é³¥ã®ç¾¤ã‚Œã®å‹•ãã‚’å†ç¾ã™ã‚‹ã‚¢ãƒ«ã‚´ãƒªã‚ºãƒ ã®è«–æ–‡] Craig Reynolds: Flocks, Herds, and Schools: A Distributed Behavioral Model
Published in Computer Graphics, 21(4), July 1987, pp. 25-34. (ACM SIGGRAPH '87 Conference Proceedings, Anaheim, California, July 1987.) Flocks, Herds, and Schools: A Distributed Behavioral Model 1 Craig W. Reynolds Symbolics Graphics Division [obsolete addresses removed 2] Abstract The aggregate motion of a flock of birds, a herd of land animals, or a school of fish is a beautiful and familiar par
romans12 2007/06/13
algorithm

animation

math
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www.mathcomics.com
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