Photoelectric Number Sieve Machine ("Gear Machine")

Web page by D. H. Lehmer and Robert Canepa

Published in 1932
Added on 2016-06-13

In the collections

This gear number sieve was constructed to solve number theory problems such as factoring and determining if a number is prime. The machine also had a photo detector and powerful amplifier which was not included in the gift.

Links

http://www.computerhistory.org/collections/catalog/X85.82

BibTeX entry

@online{PhotoelectricNumberSieve,
	title = {Photoelectric Number Sieve Machine ("Gear Machine")},
	author = {D. H. Lehmer and Robert Canepa},
	url = {http://www.computerhistory.org/collections/catalog/X85.82},
	urldate = {2016-06-13},
	abstract = {This gear number sieve was constructed to solve number theory problems such as factoring and determining if a number is prime. The machine also had a photo detector and powerful amplifier which was not included in the gift.},
	comment = {},
	collections = {Easily explained,Things to make and do,Integerology},
	year = 1932
}