Fibre products, non-positive curvature, and decision problems
Martin R. Bridson
University of Oxford, UKCharles F. Miller III
University of Melbourne, Melbourne, AustraliaH. Short
Université de Provence, Marseille, FranceGilbert Baumslag
The City College of New York, United States

Cite this article
Martin R. Bridson, Charles F. Miller III, H. Short, Gilbert Baumslag, Fibre products, non-positive curvature, and decision problems. Comment. Math. Helv. 75 (2000), no. 3, pp. 457–477
DOI 10.1007/S000140050136