Image:Triangles (spherical geometry).jpg

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[edit] 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, Timothy D. Brauning
Permission
(Reusing this image)

Dual-licensed under the GFDL and CC-By-SA, see below.

[edit] Licensing

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

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Date/TimeDimensionsUserComment
current01:05, 10 September 20072,489×2,048 (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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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
Color space sRGB