Formalized Mathematics
Special Issue: 25 years of the Mizar Mathematical Library
Published Online: Jun 30, 2014
Page range: 111 - 118
Received: Jun 09, 2014
DOI: https://doi.org/10.2478/forma-2014-0013
Keywords
© 2014 Christoph Schwarzweller
This work is licensed under the Creative Commons Attribution-ShareAlike 3.0 License. (CC BY-SA 3.0)
In this article we introduce Proth numbers and prove two theorems on such numbers being prime [3]. We also give revised versions of Pocklington’s theorem and of the Legendre symbol. Finally, we prove Pepin’s theorem and that the fifth Fermat number is not prime.