Forum Geometricorum
Volume 19 (2019)
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8.
Hiroshi Okumura, A remark on Archimedean
incircles of an isosceles triangle, 59—61.
7.
Le Viet An and Emmanuel A. J. García, Some
Archimedean circles in an arbelos, 53—58.
6. Jorge C. Lucero, Division of an angle into equal parts and
construction of regular polygons by multi-fold origami, 45—52.
5. Michael Diao
and Andrew Wu, The radical axis of the circumcircle and incircle of
a bicentric quadrilateral, 39—43.
4. Kai Wang, Heptagonal
triangle and trigonometric identities, 29—38.
3. Sándor Nagydobai Kiss, Adjugate points and adjugate
triangle, 17--28.
2. Giovanni Lucca, Integer sequences and circle chains inside a
hyperbola, 11—16.
1. Özcan Gelişgen and Temel Ermis, Some properties of
inversions in alpha plane, 1--9.