Image:Triangles (spherical geometry).jpg

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Image:Triangles (spherical geometry).jpg

Size of this preview: 583 × 480 pixels
Full resolution‎ (2,489 × 2,048 pixels, file size: 2.14 MB, MIME type: image/jpeg)

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Summary

Description	Illustration of spherical geometry where the the angles of a triangle do not sum to 180°. The globe is an orthographic projection centered on Japan at 135°30' E, 36° N. The map is of Oga Peninsula, Akita, Japan at 139°52' E, 39°56' N. Landsat image with high-resolution data from Space Shuttle. This file is intended to replace en:Image:Triangle on globe.jpg, a low-quality file with questionable copyright.
Source	Own work, from source files Image:OgaPeninsulaAkiJpLandsat.jpg (GFDL) and Image:Orthographic Projection Japan.jpg (GFDL and CC-By-SA).
Date	2007-09-09
Author	Lars H. Rohwedder, Sarregouset
Permission ( Reusing this image)	Dual-licensed under the GFDL and CC-By-SA, see below.

Licensing

I, the copyright holder of this work, hereby publish it under the following licenses:

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 ShareAlike 3.0 Unported License. In short: you are free to share and make derivative works of the file under the conditions that you appropriately attribute it, and that you distribute it only under a license compatible with this one.

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File history

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	Date/Time	Dimensions	User	Comment
current	01:05, 10 September 2007	2,489×2,048 (2.14 MB)	Sarregouset	({{Information \|Description=Illustration of en:spherical gometry where the the angles of a triangle do not sum to 90°. Intended to replace en:Image:Triangle on globe.jpg \|Source=Own work, from source files Image:OgaPeninsulaAkiJpLandsat.jpg )

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Manifold

Metadata

This file contains additional information, probably added from the digital camera or scanner used to create or digitize it. If the file has been modified from its original state, some details may not fully reflect the modified file.

Orientation	Normal
Horizontal resolution	96 dpi
Vertical resolution	96 dpi
Software used	Adobe Photoshop Elements 5.0 (20060914.r.77) Windows
File change date and time	20:46, 9 September 2007
Colour space	sRGB

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