# File:Cassinian oval1.png

Original file(837 × 262 pixels, file size: 9 KB, MIME type: image/png)
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Cassinian oval

${\displaystyle (x^{2}+y^{2})^{2}-2b^{2}(x^{2}-y^{2})-(a^{4}-b^{4})=0,a=1}$

• red
b=1
• green
b=1.2
• blue
b=1.4
• yellow
b=1.6
 Description Cassinian oval Date 13 November 2005 Source KENPEI's data Author KENPEI Permission (Reusing this file) GFDL,Creative Commons Attribution ShareAlike 2.1 Japan License
 Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled GNU Free Documentation License.
 This file is licensed under the Creative Commons Attribution-Share Alike 2.1 Japan license. You are free: to share – to copy, distribute and transmit the work to remix – to adapt the work Under the following conditions: attribution – You must attribute the work in the manner specified by the author or licensor (but not in any way that suggests that they endorse you or your use of the work). share alike – If you alter, transform, or build upon this work, you may distribute the resulting work only under the same or similar license to this one.

## File history

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Date/TimeThumbnailDimensionsUserComment
current09:12, 13 November 2005837 × 262 (9 KB)KENPEI (talk | contribs)
09:16, 12 November 2005685 × 267 (8 KB)KENPEI (talk | contribs)以前のバージョンへの差し戻し (Reverted to earlier revision)
09:13, 12 November 2005700 × 299 (9 KB)KENPEI (talk | contribs)以前のバージョンへの差し戻し (Reverted to earlier revision)
09:07, 12 November 2005685 × 267 (8 KB)KENPEI (talk | contribs)
08:22, 12 November 2005700 × 299 (9 KB)KENPEI (talk | contribs)
08:21, 12 November 2005700 × 299 (9 KB)KENPEI (talk | contribs)Cassinian oval [itex](x^2 + y^2)^2 - 2c^2(x^2 - y^2) - (a^4 - c^4)=0,a=1[/itex] *red :c=1 *green :c=1.05 *blue :c=1.1 *yellow :c=1.15 {{Information| |Description =Cassinian oval |Source = KENPEI's data |Date = 2005-11-12 |Author = KENPEI |Permission =G
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