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Robert Samal
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Last post
Open problem
r-regular graphs are not uniquely hamiltonian.
Robert Samal
3
39 weeks 1 day ago
Open problem
Graceful Tree Conjecture
kintali
13
2 years 16 weeks ago
Open problem
Hedetniemi's Conjecture
mdevos
5
3 years 2 weeks ago
Open problem
Steinberg's conjecture
fhavet
1
6 years 27 weeks ago
forum topic
Give us your suggestions!
md
17
10 years 21 weeks ago
Open problem
Cores of Cayley graphs
Robert Samal
3
11 years 3 weeks ago
Open problem
Star height problem
porton
1
11 years 12 weeks ago
forum topic
Question about 'solving' something
niekeaerts
3
11 years 17 weeks ago
Open problem
Strong 5-cycle double cover conjecture
arthur
8
11 years 17 weeks ago
Open problem
Petersen coloring conjecture
mdevos
2
11 years 17 weeks ago
Open problem
Characterizing (aleph_0,aleph_1)-graphs
mdevos
2
11 years 17 weeks ago
Open problem
Barnette's Conjecture
Robert Samal
1
11 years 32 weeks ago
Open problem
Hirsch Conjecture
Robert Samal
4
11 years 36 weeks ago
Open problem
Complexity of square-root sum
abie
5
11 years 38 weeks ago
Open problem
Seymour's Second Neighbourhood Conjecture
nkorppi
5
12 years 6 days ago
Open problem
Real roots of the flow polynomial
mdevos
2
12 years 14 weeks ago
Open problem
Star chromatic index of complete graphs
Robert Samal
0
12 years 18 weeks ago
category
star coloring
Robert Samal
0
12 years 18 weeks ago
category
edge coloring
Robert Samal
0
12 years 18 weeks ago
category
Dvorak, Zdenek
Robert Samal
0
12 years 18 weeks ago
Open problem
Star chromatic index of cubic graphs
Robert Samal
0
12 years 18 weeks ago
Open problem
Co-separability of filter objects
porton
6
12 years 27 weeks ago
forum topic
Maintaining questions in a subject area
rybu
4
12 years 28 weeks ago
Open problem
The robustness of the tensor product
ormeir
4
13 years 5 weeks ago
Open problem
Schanuel's Conjecture
Charles
3
13 years 9 weeks ago
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Recent Activity
3-Edge-Coloring Conjecture
r-regular graphs are not uniquely hamiltonian.
Partition of Complete Geometric Graph into Plane Trees
Smooth 4-dimensional Poincare conjecture
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