LEADER 00000nam 2200000 i 4500 001 28022890 003 UkHlHU 040 UkHlHU|beng|erda 050 4 |fq|aQA 4 U5(62) 100 1 Ecker, Edwin D. 245 10 On the usual embedding of a centerless group. Properties of covers of groups /|cEdwin D. Ecker. 264 1 [Norman, Okla. :|bUniversity of Oklahoma,|c1967]. 300 12 leaves. 336 text|2rdacontent 337 unmediated|2rdamedia 338 volume|2rdacarrier 440 0 University of Oklahoma. Department of Mathematics and Astronomy. Preprints ;|vno.62 500 "Prepared by the University of Oklahoma Mathematics Service Committee." - T.p. 650 0 Group theory. 710 2 University of Oklahoma|bMathematics Service Committee.
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