File:SCHRAUB1 Schraube und hyperbolische Spirale.PNG

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SCHRAUB1_Schraube_und_hyperbolische_Spirale.PNG ‎(188 × 333 pixels, file size: 7 KB, MIME type: image/png)

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Description
Deutsch: Schraube und hyperbolische Spirale
English: The central projection of a screw (green) on a flat surface produces a hyperbolic spiral (black)
Date 15 April 2005 (original upload date)
Source Transferred from de.wikipedia to Commons by EvaK using CommonsHelper.
Author The original uploader was Karl Bednarik at German Wikipedia.


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Licensing

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GNU head 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.
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This licensing tag was added to this file as part of the GFDL licensing update.

Original upload log

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The original description page was here. All following user names refer to de.wikipedia.
  • 2005-04-15 07:35 Karl Bednarik 188×333× (7065 bytes) Schraube und hyperbolische Spirale *Beschreibung: **Die [[Zentralprojektion]] einer [[Schraube (Mathematik)]] auf eine ebene Fläche erzeugt eine hyperbolische [[Spirale]] *Quelle: **Gezeichnet am 28. November 2003 **mit [[GW-BASIC]] *Zeichner: **[[Be

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Date/TimeThumbnailDimensionsUserComment
current09:27, 7 December 2010Thumbnail for version as of 09:27, 7 December 2010188 × 333 (7 KB)File Upload Bot (Magnus Manske) (talk | contribs) {{BotMoveToCommons|de.wikipedia|year={{subst:CURRENTYEAR}}|month={{subst:CURRENTMONTHNAME}}|day={{subst:CURRENTDAY}}}} {{Information |Description={{de|Schraube und hyperbolische Spirale **Die de:Zentralprojektion einer [[:de:Schraube (Mathematik)|
09:26, 7 December 2010Thumbnail for version as of 09:26, 7 December 2010188 × 333 (7 KB)File Upload Bot (Magnus Manske) (talk | contribs) {{BotMoveToCommons|de.wikipedia|year={{subst:CURRENTYEAR}}|month={{subst:CURRENTMONTHNAME}}|day={{subst:CURRENTDAY}}}} {{Information |Description={{de|Schraube und hyperbolische Spirale **Die de:Zentralprojektion einer [[:de:Schraube (Mathematik)|

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