Zamfirescu, Carol Acute triangulations of the double triangle. (English) Zbl 1114.52012 Bull. Math. Soc. Sci. Math. Roum., Nouv. Sér. 47(95), No. 3-4, 189-193 (2004). Summary: We prove that every doubly covered triangle can be triangulated with \(12\) acute triangles, and this number is best possible. Cited in 4 Documents MSC: 52B12 Special polytopes (linear programming, centrally symmetric, etc.) 52C20 Tilings in \(2\) dimensions (aspects of discrete geometry) Keywords:geodesic triangulations; acute triangles PDF BibTeX XML Cite \textit{C. Zamfirescu}, Bull. Math. Soc. Sci. Math. Roum., Nouv. Sér. 47(95), No. 3--4, 189--193 (2004; Zbl 1114.52012) OpenURL