原本檔案 (SVG檔案,表面大細: 200 × 200 像素,檔案大細:7 KB)

摘要

描述
English: A sample cobordism, between a sphere and a torus.
日期 2009-07-300
來源

Self-made in Inkscape.

 
This W3C-unspecified vector image was created with Inkscape .
作者 Nils R. Barth
許可
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Nils R. Barth, the copyright holder of this work, hereby publishes it under the following license:
Public domain I, the copyright holder of this work, release this work into the public domain. This applies worldwide.
In some countries this may not be legally possible; if so:
I grant anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.

協議

Public domain I, the copyright holder of this work, release this work into the public domain. This applies worldwide.
In some countries this may not be legally possible; if so:
I grant anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.

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現時2009年7月30號 (四) 12:17響2009年7月30號 (四) 12:17嘅縮圖版本200 × 200(7 KB)Nbarth== Summary == {{Information |Description={{en|A sample cobordism, between a sphere and a torus.}} |Source=Self-made in Inkscape. {{Created with Inkscape}} |Date=2009-07-300 |Author=[[User:Nba

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