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Found 2,181 Documents (Results 1–100)

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The lengths of matrix incidence algebras over small finite fields. (English. Russian original) Zbl 07543065

J. Math. Sci., New York 262, No. 1, 62-83 (2022); translation from Zap. Nauchn. Semin. POMI 504, 102-135 (2021).
MSC:  16S50 15A30 16P10
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Combinatorial structure of a semigroup of bistochastic matrices. (English. Russian original) Zbl 1480.15038

Russ. Math. 65, No. 9, 69-72 (2021); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2021, No. 9, 80-85 (2021).
MSC:  15B51 15A60 05B20
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A combinatorial algorithm for computing the degree of the determinant of a generic partitioned polynomial matrix with \(2\times 2\) submatrices. (English) Zbl 1483.15003

Singh, Mohit (ed.) et al., Integer programming and combinatorial optimization. 22nd international conference, IPCO 2021, Atlanta, GA, USA, May 19–21, 2021. Proceedings. Cham: Springer. Lect. Notes Comput. Sci. 12707, 119-133 (2021).
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Theory of homotopes with applications to mutually unbiased bases, harmonic analysis on graphs, and perverse sheaves. (English. Russian original) Zbl 1484.14033

Russ. Math. Surv. 76, No. 2, 195-259 (2021); translation from Usp. Mat. Nauk 76, No. 2, 3-70 (2021).
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