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ЖУРНАЛЫ // Symmetry, Integrability and Geometry: Methods and Applications // Архив

SIGMA, 2024, том 20, 097, 14 стр. (Mi sigma2099)

Combinatorial Interpretations of Cranks of Overpartitions and Partitions without Repeated Odd Parts

Frank G. Garvan, Rishabh Sarma

Department of Mathematics, University of Florida, P.O. Box 118105, Gainesville, FL 32611-8105, USA

Аннотация: We give combinatorial interpretations of two residual cranks of overpartitions defined by Bringmann, Lovejoy and Osburn in 2009 analogous to the crank of partitions given by Andrews and the first author in 1988. As a consequence, we give new versions of their definitions without adjusted weights. Furthermore, we investigate the combinatorial interpretation of an $M_2$-crank of partitions without repeated odd parts and explore connections of these statistics with their companion rank counterparts and the tenth order mock theta functions of Ramanujan.

Ключевые слова: overpartitions, residual crank.

MSC: 05A15, 05A17, 05A30, 11P81

Поступила: 19 июня 2024 г.; в окончательном варианте 12 октября 2024 г.; опубликована 26 октября 2024 г.

Язык публикации: английский

DOI: 10.3842/SIGMA.2024.097


ArXiv: 2406.12049


© МИАН, 2025