项目: (1)国家自然科学基金委员会,面上项目, 12271403,拟阵中的若干单峰型问题, 2023-01-01至2026-12-31, 46万元,在研,主持 (2)国家自然科学基金委员会,青年科学基金项目, 11901431,拟阵Kazhdan-Lusztig多项式的计算和单峰型性质研究, 2020-01-01至2022-12-31, 26万元,结题,主持 (3)国家自然科学基金委员会,面上项目, 12171362,代数组合学中的若干Schur正性问题, 2022-01-01至2025-12-31,在研,参与 (4)国家自然科学基金委员会,青年科学基金项目, 11801447,钩长公式及其相关组合问题研究, 2019-01-01至2021-12-31,结题,参与 (5)国家自然科学基金委员会,青年科学基金项目, 11701424,组合数学中的实根多项式, 2018-01-01至2020-12-31,结题,参与 论文: [1]A. L. L. Gao,M. H. Y. Xie, and A. L. B. Yang, The equivariant inverse Kazhdan- Lusztig polynomials of uniform matroids, SIAM Journal on Discrete Mathematics, 36 (2022), 2553-2569. [2]L. Lu,M. H. Y. Xie, and A. L. B. Yang, Kazhdan-Lusztig polynomials of fan matroids, wheel matroids, and whirl matroids, Journal of Combinatorial Theory. Series A, 192 (2022), Paper No. 105665, 62. [3]A. L. L. Gao andM. H. Y. Xie, The inverse Kazhdan-Lusztig polynomial of a matroid, Journal of Combinatorial Theory. Series B, 151 (2021), 375-392. [4]A. L. L. Gao, L. Lu,M. H. Y. Xie, A. L. B. Yang, and P. B. Zhang, The Kazhdan- Lusztig polynomials of uniform matroids, Advances in Applied Mathematics, 122 (2021), Paper No. 102117, 24. [5]M. H. Y. Xieand P. B. Zhang, The Log-Concavity of Kazhdan-Lusztig Polynomials of Uniform Matroids, Journal of Systems Science & Complexity, 36 (2023), 117-128. [6]A. L. L. Gao,M. H. Y. Xie, and A. L. B. Yang, The Smith normal form of a specialized Giambelli-type matrix, Advances in Applied Mathematics, 92 (2018), 1-16. [7]A. L. L. Gao,M. H. Y. Xie, and A. L. B. Yang, Schur positivity and log-concavity related to longest increasing subsequences, Discrete Mathematics, 342 (2019), 2570-2578. [8]M. H. Y. Xieand P. B. Zhang, Equivariant Kazhdan-Lusztig polynomials of thagomizer matroids, Proceedings of the American Mathematical Society, 147 (2019), 4687-4695. [9]M. H. Y. Xieand P. B. Zhang, Derivation of the real-rootedness of coordinator polynomials from the Hermite-Biehler theorem, Acta Mathematica Hungarica, 143 (2014), 185-191. [10]B. Y. Sun,M. H. Y. Xie, and A. L. B. Yang, Melham's conjecture on odd power sums of Fibonacci numbers, Quaestiones Mathematicae, 39 (2016), 945-957. |