International Journal of Geometry

Vol. 12 (2023), No. 2, April

CHAI WAH WU – Minimal number of points on a grid forming line segments of equal length
JOÃO A. M. GONDIM – Counting perpendicularly inscribed polygons that intersect a given side in an odd sided regular polygon
MARTIN JOSEFSSON and MARIO DALCÍN – Beyond 100 characterizations of tangential quadrilaterals
DANIELE RITELLI and ALDO SCIMONE and GIULIA SPALETTA – On a particular spiral similarity
PHILIPPE RYCKELYNCK and LAURENT SMOCH – On cyclotomic arrangements of lines in the plane
YU CHEN and R.J. FISHER – N.A. Court’s centroid locus problem
MICHAEL Q. RIECK – Related problems in spherical and solid geometry
PETRU M. BRAICA and DAN – ŞTEFAN MARINESCU – A dynamical system in the plane geometry