Crux Mathematicorum Vol. 52, No. 3 « v52, n2 indexlast March, 2026 PageContents 111 MathemAttic: No. 73 111 Problems: MA361 – MA365 113 Solutions: MA336 – MA340 119 Problem Solving Vignettes: No. 41 — Shawn Godin 124 Olympiad Corner: No. 441 124 Problems: OC771 – OC775 127 Solutions: OC746 – OC750 131 La formule de Descartes — Robert Guilloteau 140 Problems: 5121 – 5130 145 Solutions: 5032, 5071 – 5080 Read the issue below Download this issue (PDF) Crux Mathematicorum