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Idempotent topological groupoids with non-empty center

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Bibliography

  1. Bacon, P.: Compact means in the plane. Proc. Amer. Math. Soc.22, 242–246 (1969).

    Google Scholar 

  2. Browder, W.: On torsion inH-spaces. Ann. of Math. (2)74, 24–51 (1961).

    Google Scholar 

  3. Crummer, A.: Topological means. Doctoral dissertation. University of Florida, 1971.

  4. Eckmann, B.: Räume mit Mittelbildungen. Commentarii Math. Helvet.28, 329–340 (1954).

    Google Scholar 

  5. Eckmann, B. Ganea, T., Hilton, P.: Generalized means, from Studies in Mathematical Analysis and Related Topics, edited by Gilber et. al. Stanford Univ. Press 1962.

  6. Scheffer, W.: Generalizations of the homotopy lemma for Alexander cohomology. Master's Thesis, University of Florida, 1971.

  7. Sigmon, K.: Acyclicity of compact means. Michigan Math. J.16, 111–115 (1969).

    Google Scholar 

  8. Spanier, E.: Algebraic topology. New York: McGraw-Hill 1966.

    Google Scholar 

  9. Whitehead, J. H. C.: On the homotopy type of ANR's. Bull. Amer. Math. Soc.54, 1133–1145 (1948).

    Google Scholar 

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  1. Department of Mathematics, University of Florida, 32601, Gainesville, Florida, USA

    Kermit Sigmon

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  1. Kermit Sigmon
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Sigmon, K. Idempotent topological groupoids with non-empty center. Math Z 125, 70–78 (1972). https://doi.org/10.1007/BF01111115

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