Inequalities for the lattice width of lattice-free convex sets in the plane Gennadiy AverkovChristian Wagner Original Paper 01 July 2011 Pages: 1 - 23
K-contact metrics as Ricci solitons Amalendu GhoshRamesh Sharma Original Paper 04 May 2011 Pages: 25 - 30
On the depth of separating algebras for finite groups Jonathan Elmer Original Paper 11 May 2011 Pages: 31 - 39
Automorphism groups on tropical curves: some cohomology calculations David JoynerAmy KsirCaroline Grant Melles Original Paper 15 July 2011 Pages: 41 - 56
Polygons: Meister was right and Poinsot was wrong but prevailed Branko Grünbaum Original Paper 08 June 2011 Pages: 57 - 71
On the existence of Bertrand pairs A. M. d’Azevedo BredaF. J. Craveiro de CarvalhoBernd Wegner Original Paper 15 May 2011 Pages: 73 - 76
Linear combinations of convex hypersurfaces in non-Euclidean geometry Kurt Leichtweiss Original Paper 24 December 2011 Pages: 77 - 88
On the smoothness of blowups for certain monomial curves Debasish MukhopadhyayIndranath Sengupta Original Paper 26 July 2011 Pages: 89 - 95
On the measure of axial symmetry with respect to folding for parallelograms Monika Nowicka Original Paper Open access 04 May 2011 Pages: 97 - 103
Products of loxodromic automorphisms of pretrees A. Ivanov Original Paper 24 July 2011 Pages: 105 - 112
Separation in totally-sewn 4-polytopes with the decreasing universal edge property T. BisztriczkyF. FodorD. Oliveros Original Paper 02 August 2011 Pages: 123 - 138
On elementary circle-geometry in Cayley–Klein planes Gunter WeissMarco Hamann Original Paper 06 July 2011 Pages: 139 - 157
A note on maximal non-Noetherian subrings of a domain Noômen JarbouiAyada Jerbi Original Paper 17 May 2011 Pages: 159 - 172
On the untwisting of general de Jonquières and cubo-cubic Cremona transformations of \({\mathbb{P}^3}\) Ivan Pan Original Paper 25 May 2011 Pages: 181 - 201
Generalized derivations acting as a homomorphism or anti-homomorphism in semiprime rings Basudeb Dhara Original Paper 08 May 2011 Pages: 203 - 209
Direct product of four classes of groups Mehri Akhavan-MalayeriNahid Yousefi Original Paper 19 August 2011 Pages: 211 - 217
On the average number of rational points of bounded height on hyperelliptic curves Albertas Zinevičius Original Paper 15 May 2011 Pages: 225 - 233
Non-existence of real hypersurfaces equipped with recurrent structure Jacobi operator in nonflat complex planes Th. TheofanidisPh. J. Xenos Original Paper 03 November 2011 Pages: 235 - 246
Some properties of secantoptics of ovals Witold MozgawaMagdalena Skrzypiec Original Paper Open access 15 June 2011 Pages: 261 - 272
A characterization of the alternating group A 10 by its conjugacy class lengths Gerald Pientka Original Paper 07 May 2011 Pages: 273 - 280
Is a convex plane body determined by an isoptic? Árpád Kurusa Original Paper 10 November 2011 Pages: 281 - 294
