Real quadratic irrational numbers and modular group action

zbMath1240.11069MaRDI QIDQ655683

M. Asim Zafar, M. Aslam Malik

Publication date: 27 January 2012

Published in: Southeast Asian Bulletin of Mathematics (Search for Journal in Brave)

zbMATH Keywords

congruencequadratic residueslinear-fractional transformationsreal quadratic irrational number

Mathematics Subject Classification ID

Quadratic forms over general fields (11E04) Structure of modular groups and generalizations; arithmetic groups (11F06) Fuchsian groups and their generalizations (group-theoretic aspects) (20H10)

Related Items (4)

Binary quadratic forms as dessins ⋮ Number of distinct homomorphic images in coset diagrams ⋮ The Hecke group \(H(\lambda_4)\) acting on imaginary quadratic number fields ⋮ Coset diagrams of the modular group and continued fractions

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