2

Odd perfect numbers are greater than $10^{1500}$

Year:
2012
Language:
english
File:
PDF, 174 KB
english, 2012
7

On the number of prime factors of an odd perfect number

Year:
2013
Language:
english
File:
PDF, 143 KB
english, 2013
8

A generator of morphisms for infinite words

Year:
2006
Language:
english
File:
PDF, 160 KB
english, 2006
9

On the interval number of special graphs

Year:
2004
Language:
english
File:
PDF, 116 KB
english, 2004
10

On the acyclic choosability of graphs

Year:
2006
Language:
english
File:
PDF, 348 KB
english, 2006
11

On the oriented chromatic index of oriented graphs

Year:
2008
Language:
english
File:
PDF, 227 KB
english, 2008
13

On some arboricities in planar graphs

Year:
2005
Language:
english
File:
PDF, 169 KB
english, 2005
14

Homomorphisms of 2-edge-colored graphs

Year:
2010
Language:
english
File:
PDF, 840 KB
english, 2010
15

On star and caterpillar arboricity

Year:
2009
Language:
english
File:
PDF, 863 KB
english, 2009
16

On circle graphs with girth at least five

Year:
2009
Language:
english
File:
PDF, 651 KB
english, 2009
17

Dejean's conjecture and letter frequency

Year:
2007
Language:
english
File:
PDF, 193 KB
english, 2007
19

Oriented vertex and arc colorings of partial 2-trees

Year:
2007
Language:
english
File:
PDF, 255 KB
english, 2007
23

Oriented colorings of 2-outerplanar graphs

Year:
2007
Language:
english
File:
PDF, 199 KB
english, 2007
24

On maximal repetitions of arbitrary exponent

Year:
2010
Language:
english
File:
PDF, 172 KB
english, 2010
25

A generalization of repetition threshold

Year:
2005
Language:
english
File:
PDF, 292 KB
english, 2005
26

Letter frequency in infinite repetition-free words

Year:
2007
Language:
english
File:
PDF, 207 KB
english, 2007
27

Bounds for the generalized repetition threshold

Year:
2011
Language:
english
File:
PDF, 256 KB
english, 2011
28

Planar Graphs Have 1-string Representations

Year:
2010
Language:
english
File:
PDF, 848 KB
english, 2010
29

Oriented colorings of triangle-free planar graphs

Year:
2004
Language:
english
File:
PDF, 107 KB
english, 2004
30

Oriented colorings of partial 2-trees

Year:
2008
Language:
english
File:
PDF, 180 KB
english, 2008
31

On induced-universal graphs for the class of bounded-degree graphs

Year:
2008
Language:
english
File:
PDF, 229 KB
english, 2008
32

A Complexity Dichotomy for the Coloring of Sparse Graphs

Year:
2012
Language:
english
File:
PDF, 701 KB
english, 2012
33

Thue choosability of trees

Year:
2011
Language:
english
File:
PDF, 212 KB
english, 2011
37

Oriented Coloring of Triangle-Free Planar Graphs and 2-Outerplanar Graphs

Year:
2014
Language:
english
File:
PDF, 422 KB
english, 2014
38

Strong edge-colouring and induced matchings

Year:
2013
Language:
english
File:
PDF, 417 KB
english, 2013
39

The Maximum Clique Problem in Multiple Interval Graphs

Year:
2015
Language:
english
File:
PDF, 981 KB
english, 2015
40

Vertex Partitions of Graphs into Cographs and Stars

Year:
2014
Language:
english
File:
PDF, 300 KB
english, 2014
41

AVOIDING APPROXIMATE SQUARES

Year:
2008
Language:
english
File:
PDF, 732 KB
english, 2008