Elementary methods in the theory of L-functions, VI. On the least prime quadratic residue (mod p)
J. Pintz (1977)
Acta Arithmetica
Guerin, E.E., Buschman, R.G. (1976)
Portugaliae mathematica
Eric Saias (1992)
Acta Arithmetica
Eric Saias (1993)
Acta Arithmetica
Eric Saias (1995)
Acta Arithmetica
John Knopfmacher (1994)
Mathematica Slovaca
Hassani, Mehdi (2005)
JIPAM. Journal of Inequalities in Pure & Applied Mathematics [electronic only]
B. Moroz (1988)
Acta Arithmetica
Panaitopol, Laurenţiu (2003)
JIPAM. Journal of Inequalities in Pure & Applied Mathematics [electronic only]
G. Bhowmik, O. Ramaré (1998)
Acta Arithmetica
Haukkanen, Pentti (1995)
Portugaliae Mathematica
U. Balakrishnan, Y.-F. S. Pétermann (1999)
Acta Arithmetica
Jörn Steuding, Annegret Weng (2005)
Acta Arithmetica
Ivić, Aleksandar (2004)
International Journal of Mathematics and Mathematical Sciences
Gang Yu (2005)
Colloquium Mathematicae
A positive integer n is called E-symmetric if there exists a positive integer m such that |m-n| = (ϕ(m),ϕ(n)), and n is called E-asymmetric if it is not E-symmetric. We show that there are infinitely many E-symmetric and E-asymmetric primes.
Gérard BESSI (1974/1975)
Seminaire de Théorie des Nombres de Bordeaux
Christian Tudesq (1997)
Acta Arithmetica
Michel Balazard, Mongi Naimi, Y.-F. S. Pétermann (2008)
Acta Arithmetica
Axel Reich (1980)
Monatshefte für Mathematik
W. Narkiewicz (1981)
Journal für die reine und angewandte Mathematik