VOL. 46 · NO. 2 | June 2010
Oscar Lungiambudila, Fortuné Massamba, Joël Tossa
SUT J. Math. 46 (2), 177-204, (June 2010) DOI: 10.55937/sut/1298557981 Open Access
KEYWORDS: Indefinite Sasakian space form, locally symmetric light-like hypersurface, semi-symmetric lightlike hypersurface, Ricci semi-symmetric lightlike hypersurface, 53C25, 53C40, 53C50
M. N. Hounkonnou, P. A. Dkengne Sielenou
SUT J. Math. 46 (2), 205-229, (June 2010) DOI: 10.55937/sut/1295965316 Open Access
KEYWORDS: factorization method, ordinary differential equation, Böcher’s differential equation, Heun’s differential equation, Wangerin’s differential equation, Heine’s differential equation, 26C15, 34-04, 34A05, 34A30, 47E05
Naoki Hirata
SUT J. Math. 46 (2), 231-241, (June 2010) DOI: 10.55937/sut/1298557742 Open Access
KEYWORDS: graph, connectivity, shredder, upper bound, 05C40
Nozomu Ochiumi
SUT J. Math. 46 (2), 243-254, (June 2010) DOI: 10.55937/sut/1295467057 Open Access
KEYWORDS: Broadcast encryption schemes, 1-to-k encryption, tree-based key-management system, frequency distribution of communication, Average cost, Entropy, generating function method, 68R10, 05C05, 94A60
Hiroshi Tamura
SUT J. Math. 46 (2), 255-274, (June 2010) DOI: 10.55937/sut/1295467324 Open Access
KEYWORDS: Square Laplacian, inverse fourth-power potential, holo-morphic family of type (A), m-accretive operators, 47B44, 35G05
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