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zbMath0564.57011MaRDI QIDQ3678323

Luigi Grasselli, Alberto Cavicchioli

Publication date: 1984

Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.

zbMATH Keywords

Heegard genus orientable closed 3-submanifolds properly discontinuous groups of real projective transformations of the plane

Mathematics Subject Classification ID

Hyperbolic and elliptic geometries (general) and generalizations (51M10) Fundamental group, presentations, free differential calculus (57M05) Discontinuous groups of transformations (57S30) PL-topology (57Q99)

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