7 resultados de la búsqueda

1 - phi(F_n)=F_m,

Article

Integers, Vol. 9, 2009, p. A30, 375--,
Florian Luca; Florin Nicolae;

2 - On even integers not of the form 2^k+sigma(m),

Article

Journal of Combinatorics and Number Theory, Vol. 1, Issue 3, 2009, p. 263--268,
Florian Luca; Florin Nicolae;

3 - On the Euler function of Fibonacci numbers,

Article

Journal of Integer Sequences, Vol. 12, Issue 6, 2009, p. Article 09,
Florian Luca; V. Janitzio Mejía Huguet; Florin Nicolae;

4 - On even integers not of the form 2k + sigma(m),

Incollection

Frontiers of combinatorics and number theory, Vol. 1, 2012, p. 273-280, Nova Science Publishers,
Luca, Florian; Nicolae, Florin;

5 - A disjoint tight irresolvable space,

Article

Applied General Topology, Vol. 21, Issue 2, 2020, p. 326-329,
Bella, A; Hrusak, M.;

6 - On the system of Diophantine equations (m(2)-1)(r) + b(2) = c(2) and (m(2)-1)(x) + b(y) = c(z),

Article

Journal of Number Theory, Vol. 153, 2015, p. 321-345,
Miyazaki, Takafumi; Luca, Florian;

7 - Countably compact groups without non-trivial convergent sequences,

Article

Transactions of the American Mathematical Society, Vol. 374, Issue 2, 2021, p. 1277-1296,
Hrusak, M., van Mill, J., Ramos-García, A., Shelah, S.;

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