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Total Dominator Chromatic Number of a HypercubeAdel P. Kazemi✭✭0Graph Theory » Coloring » Vertex coloringAdel P. Kazemi
Nonrepetitive colourings of planar graphsAlon N.; Grytczuk J.; Hałuszczak M.; Riordan O.✭✭0Graph Theory » Coloring » Vertex coloringDavid Wood
Geometric Hales-Jewett TheoremPor; Wood✭✭0GeometryDavid Wood
Coatoms of the lattice of funcoidsPorton✭0Topologyporton
Inner reloid through the lattice GammaPorton✭✭0Topologyporton
Restricting a reloid to lattice Gamma before converting it into a funcoidPorton✭✭0Topologyporton
Funcoid corresponding to reloid through lattice GammaPorton✭✭0Topologyporton
Domain and image for Gamma-reloidPorton✭✭0Topologyporton
Entourages of a composition of funcoidsPorton✭✭0Topologyporton
Bounded colorings for planar graphsAlon; Ding; Oporowski; Vertigan✭✭1Graph Theory » Topological G.T. » Coloringmdevos
Decomposing the truncated octahedron into parallelepipeds✭1Geometry » Polytopesmdevos
5-coloring graphs with small crossing & clique numbersOporowski; Zhao✭✭1Graph Theory » Topological G.T. » Coloringmdevos
Coloring squares of hypercubesWan✭✭1Graph Theory » Coloring » Vertex coloringmdevos
Petersen graph conjectureMkrtchyan; Petrosyan✭1Graph Theory » Basic G.T. » Matchingsvahanmkrtchyan2002
Inequality of complex numbers✭✭1Analysisfeanor
spanning trees✭✭1Graph Theoryakhodkar
Hitting every large maximal clique with a stable setKing; Rabern✭✭1Graph TheoryAndrew King
Ohba's ConjectureOhba✭✭1Graph Theory » Coloring » Vertex coloringJon Noel
Special MKimberling✭✭1Number Theoryvprusso
Choice number of complete multipartite graphs with parts of size 4✭1Graph Theory » Coloring » Vertex coloringJon Noel
Difference between neighbors in a matrixVadim Lioubimov✭1Combinatorics » MatricesVadim Lioubimov
Colouring $d$-degenerate graphs with large girthWood✭✭1Graph Theory » ColoringDavid Wood

Imp.¹: Importance (Low ✭, Medium ✭✭, High ✭✭✭, Outstanding ✭✭✭✭)
Rec.²: Recommended for undergraduates.