Geodesic

Volume 12 (2009) no. 6

Sommaire

Unisequences and nearest integer continued fraction midpoint criteria for Pell's equation
A note on perfect totient numbers
On determining paint by numbers puzzles with nonunique solutions
On the Euler function of Fibonacci numbers
On recurrences of Fahr and Ringel arising in graph theory
Compression theorems for periodic tilings and consequences
Families of rational numbers with predictable Engel product expansions
Harmonic number identities via Euler's transform