File:Vojtěch Jarník.jpg

Vojtěch_Jarník.jpg(265 × 374 pixels, file size: 10 KB, MIME type: image/jpeg)

Summary[edit]

Media data and Non-free use rationale
Description Mathematician Vojtěch Jarník
Author or
copyright owner
Unknown
Source (WP:NFCC#4) Original publication: Unknown

Immediate source: https://dml.cz/jarnik-en

Date of publication Unknown
Use in article (WP:NFCC#7) Vojtěch Jarník
Purpose of use in article (WP:NFCC#8) for visual identification of the person in question, at the top of his/her biographical article
Not replaceable with
free media because
(WP:NFCC#1)
Subject is deceased and no free alternatives are known
Minimal use (WP:NFCC#3) The image will be used only to illustrate the biographical article of its subject
Respect for
commercial opportunities
(WP:NFCC#2)
The same image is already widely used on the web e.g. from its original source, from the MacTutor History of Mathematics Archive, and from other languages of Wikipedia.
Other information The subject of the photograph has been deceased since: September 22, 1970
Fair useFair use of copyrighted material in the context of Vojtěch Jarník//en.wikipedia.org/wiki/File:Vojt%C4%9Bch_Jarn%C3%ADk.jpgtrue

Licensing[edit]

File history

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Date/TimeThumbnailDimensionsUserComment
current00:09, 15 September 2019Thumbnail for version as of 00:09, 15 September 2019265 × 374 (10 KB)DatBot (talk | contribs)Reduce size of non-free image (BOT - disable)
20:41, 14 September 2019No thumbnail353 × 499 (44 KB)David Eppstein (talk | contribs)Uploading a non-free historic portrait using File Upload Wizard
The following pages on the English Wikipedia use this file (pages on other projects are not listed):