File:Wolfgang Haken.jpg

From Wikimedia Commons, the free media repository
Jump to navigation Jump to search

Original file ‎(1,957 × 1,957 pixels, file size: 1.24 MB, MIME type: image/jpeg)

Captions

Captions

Add a one-line explanation of what this file represents

Summary

[edit]
Description
English: Wolfgang Haken discusses the four colour theorem with Marshall Pangilinan. They are looking at the book 99 Variations on a Proof by Philip Ording. By coincidence Marshall's grandparents live across the street from Professor Haken and both appear on the same page of the book
Date
Source Own work
Author Tori Egherman
Other versions
image extraction process
This file has been extracted from another file
: Wolfgang Haken with Marshall Pangilinan.jpg
original file

Licensing

[edit]
I, the copyright holder of this work, hereby publish it under the following license:
w:en:Creative Commons
attribution share alike
This file is licensed under the Creative Commons Attribution-Share Alike 4.0 International 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 give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
  • share alike – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible license as the original.

File history

Click on a date/time to view the file as it appeared at that time.

Date/TimeThumbnailDimensionsUserComment
current16:32, 23 May 2019Thumbnail for version as of 16:32, 23 May 20191,957 × 1,957 (1.24 MB)Victuallers (talk | contribs)File:Wolfgang Haken with Marshall Pangilinan.jpg cropped 51 % horizontally, 35 % vertically using CropTool with precise mode.

You cannot overwrite this file.

File usage on other wikis

The following other wikis use this file:

Metadata

This file contains additional information such as Exif metadata which may have been added by the digital camera, scanner, or software program used to create or digitize it. If the file has been modified from its original state, some details such as the timestamp may not fully reflect those of the original file. The timestamp is only as accurate as the clock in the camera, and it may be completely wrong.

Retrieved from "https://commons.wikimedia.org/w/index.php?title=File:Wolfgang_Haken.jpg&oldid=490793832"