References
Baumslag, G., andD. Solitar: Some two-generator one relator non-Hopfian groups. Bull. Amer. Math. Soc.68, 199–201 (1962).
Dey, I. M. S.: Schreier Systems in Free Products. Ph. D. Thesis, University of Manchester 1963.
Fuchs-Rabinovitch, D. I.: On the Automorphism Group of the Free Product, I. Mat. Sbornik8, 265–276 (1940).
: On the Automorphism Group of the Free Product, II. Mat. Sbornik9, 184–220 (1941).
Gruenberg, K. W.: Residual propertes of infinite soluble groups. Proc. London Math. Soc. (3),7, 29–62 (1957).
Karrass, A., andD. Solitar: On Free Products. Proc. Amer. Math. Soc.9, 217–221 (1958).
Malcev, A. I.: On isomorphic matrix representations of infinite groups. Mat. Sbornik8, 405–421 (1940).
Neumann, B. H.: A two generator group isomorphic to a proper factor group. J. London Math. Soc.25, 247–248 (1950).
Author information
Authors and Affiliations
Rights and permissions
About this article
Cite this article
Dey, I.M.S. Free products of Hopf groups. Math Z 85, 274–284 (1964). https://doi.org/10.1007/BF01112149
Received:
Issue Date:
DOI: https://doi.org/10.1007/BF01112149