01286nam a2200349 i 450099100075882970753620020507173220.0981130s1972 de ||| | eng 3540060359b1075328x-39ule_instLE01301893ExLDip.to Matematicaeng511.6AMS 05-02AMS 05B20AMS 05CWallis, Walter Denis482200Combinatorics :room squares, sum-free sets, Hadamard matrices /W. D. Wallis, Anne Penfold Street, Jennifer Seberry WallisBerlin :Springer-Verlag,1972508 p. :ill. ;26 cmLecture notes in mathematics,0075-8434 ;292Bibliography: p. 478-489Combinatorial analysisHadamard matricesStreet, Anne Penfoldauthorhttp://id.loc.gov/vocabulary/relators/aut12259Seberry, Jennifer.b1075328x23-02-1728-06-02991000758829707536LE013 05-XX WAL11 (1972)12013000104805le013-E0.00-l- 00000.i1084693128-06-02Combinatorics1455441UNISALENTOle01301-01-98ma -engde 01