A Construction of A Zodiac Diagram in The Astrology Board

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Attawut Wongpradit
Prathomjit Khachorncharoenkul


This article presents the construction of a zodiac diagram in the astrology board using only a straightedge and compass, under the condition for dividing the circumference of a circle into 12 equal parts.

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How to Cite
Wongpradit, A., & Khachorncharoenkul, P. (2022). A Construction of A Zodiac Diagram in The Astrology Board. Mathematical Journal by The Mathematical Association of Thailand Under The Patronage of His Majesty The King, 67(706), 1–15. Retrieved from https://ph02.tci-thaijo.org/index.php/MJMATh/article/view/243371
Research Article


มติชน. (2563). การศึกษา. เข้าถึงเมื่อวันที่ 24 ธันวาคม 2563 จาก https://www.matichon.co.th/education/news_2275242

Matichon. (2020). Education. Retrieved December 24, 2020, from https://www.matichon.co.th/education/news_2275242

Baker, C. and Phongpaichit, P. (2014). Protection and Power in Siam: From Khun Chang Khun Phaen to The Buddha Amulet. CSEAS Journal, Southeast Asian Studies, 2 (2), p. 1 – 19.

Beeson, M. (2012). Logic of Ruler and Compass Constructions in How The World Computes, p. 46 – 55. Heidelberg: Springer.

Kellison, A., Bickford, M. and Constable, R. (2019). Implementing Euclid’s Straightedge and Compass Constructions in Type Theory. Annals of Mathematics and Artificial Intelligence, 85, p. 175 – 192.

Křížek, M., Luca, F. and Somer, L. (2001). The Proof of Gauss’s Theorem in 17 Lectures on Fermat Numbers from Number Theory to Geometry, p. 187 – 192. New York, NY: Springer.

Martin, G. E. (1997). Geometric Constructions. New York, NY: Springer.

Schreck, P. (2019). On The Mechanization of Straightedge and Compass Constructions. Journal of Systems Science and Complexity, 32, p. 124 – 149.