Crux Mathematicorum
Vol. 47, No. 8
last
October, 2021
PageContents
371 Editorial — Kseniya Garaschuk
372 MathemAttic: No. 28
372 Problems: MA136-MA140
374 Solutions: MA111-MA115
377 Olympiad Corner: No. 396
377 Problems: OC546-OC550
379 Solutions: OC521-OC525
384 An introduction of the problem of finding the chromatic number of the plane (II) — Veselin Jungić
392 Problems: 4671-4680
397 Solutions: 4621-4630