File:Schumacher-slide-rule-diagram.png

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

Original file ‎(1,307 × 939 pixels, file size: 99 KB, MIME type: image/png)

Captions

Captions

Diagram of slide rule designed by Johannes Schumacher, published 1909

Summary[edit]

Description
English: Diagram of slide rule designed by Johannes Schumacher, implemented as the A.W. Faber Model 366, published in "Ein Rechenschieber mit Teilung in gleiche Intervalle auf der Grundlage der zahlentheoretischen Indizes. Für den Unterricht konstruiert" (English: "A slide rule with division into equal intervals based on number theoretic indices. Designed for teaching.") by Johannes Schumacher, 1909.

Note that the design does not exactly correspond to the slide rule as manufactured.
Date
Source https://www.scss.tcd.ie/SCSSTreasuresCatalog/miscellany/TCD-SCSS-X.20121208.002/Schumacher-JacobiIndexSliderule-1909.pdf
Author Johannes Schumacher

Licensing[edit]

Public domain
This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929.
Public domain works must be out of copyright in both the United States and in the source country of the work in order to be hosted on the Commons. If the work is not a U.S. work, the file must have an additional copyright tag indicating the copyright status in the source country.
Note: This tag should not be used for sound recordings.PD-1923Public domain in the United States//commons.wikimedia.org/wiki/File:Schumacher-slide-rule-diagram.png

File history

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

Date/TimeThumbnailDimensionsUserComment
current11:23, 12 April 2021Thumbnail for version as of 11:23, 12 April 20211,307 × 939 (99 KB)The Anome (talk | contribs)Uploaded a work by Johannes Schumacher from https://www.scss.tcd.ie/SCSSTreasuresCatalog/miscellany/TCD-SCSS-X.20121208.002/Schumacher-JacobiIndexSliderule-1909.pdf with UploadWizard

You cannot overwrite this file.

There are no pages that use 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:Schumacher-slide-rule-diagram.png&oldid=552152487"