Polyhedral Gauss–Bonnet theorems and valuations Rolf Schneider Original Paper 24 October 2017 Pages: 199 - 210
The ratios of diameter and width of reduced and of complete convex bodies in Minkowski spaces Christian Richter Original Paper 10 November 2017 Pages: 211 - 220
A theory of duality in Euclidean geometry Rolf Struve Original Paper 28 November 2017 Pages: 221 - 246
A generalization of the concept of distance based on the simplex inequality Gergely KissJean-Luc MarichalBruno Teheux Original Paper 25 January 2018 Pages: 247 - 266
General position of points on a rational ruled surface Alberto AlzatiAlfonso Tortora Original Paper 12 October 2017 Pages: 267 - 287
Some results on almost Ricci solitons and geodesic vector fields Ramesh Sharma Original Paper 03 November 2017 Pages: 289 - 294
Homogeneous quasi-translations in dimension 5 Michiel de Bondt Original Paper Open access 13 October 2017 Pages: 295 - 326
Irreducibility of the Cayley–Menger determinant and of a class of related polynomials Mowaffaq HajjaMostafa HayajnehShadi Shaqaqha Original Paper 04 November 2017 Pages: 327 - 342
A correspondence of good G-sets under partial geometric quotients Johannes Schmitt Original Paper 14 October 2017 Pages: 343 - 360
On base radical and semisimple operators for a class of finite algebras L. K. Thornton Original Paper 06 December 2017 Pages: 361 - 374
Notes on reduced Rickart rings, I Jānis CīrulisInsa Cremer Original Paper 07 December 2017 Pages: 375 - 389
Rings in which every 2-absorbing ideal is prime Driss BennisBrahim Fahid Original Paper 02 November 2017 Pages: 391 - 396