| Combinatorial and arithmetical properties of the restricted and associated Bell and factorial numbers VH Moll, JL Ramírez, D Villamizar arXiv preprint arXiv:1707.08138, 2017 | 22 | 2017 |
| Extensions of set partitions and permutations JB Caicedo, VH Moll, JL Ramirez, D Villamizar The Electronic Journal of Combinatorics, P2. 20-P2. 20, 2019 | 20 | 2019 |
| A combinatorial approach to the Stirling numbers of the first kind with higher level T Komatsu, JL Ramírez, D Villamizar Studia Scientiarum Mathematicarum Hungarica 58 (3), 293-307, 2021 | 11 | 2021 |
| A combinatorial approach to the generalized central factorial numbers T Komatsu, JL Ramírez, D Villamizar Mediterranean Journal of Mathematics 18 (5), 192, 2021 | 10 | 2021 |
| Eulerian numbers associated with arithmetical progressions JL Ramírez, SN Villamarin, D Villamizar The Electronic Journal of Combinatorics 25 (1), 1-48, 2018 | 10 | 2018 |
| The combinatorics of Motzkin polyominoes JL Baril, S Kirgizov, JL Ramírez, D Villamizar arXiv preprint arXiv:2401.06228, 2024 | 4 | 2024 |
| A refinement of Dyck paths: a combinatorial approach R Flórez, JL Ramírez, FA Velandia, D Villamizar Discrete Mathematics, Algorithms and Applications 14 (07), 2250026, 2022 | 4 | 2022 |
| New Modular Symmetric Function and its Applications: Modular s-Stirling Numbers B Abdelghafour, M Ahmia, JL Ramírez, D Villamizar Bulletin of the Malaysian Mathematical Sciences Society 45 (3), 1093-1109, 2022 | 3 | 2022 |
| Restricted Dyck paths on valleys sequence R Flórez, T Mansour, JL Ramírez, FA Velandia, D Villamizar arXiv preprint arXiv:2108.08299, 2021 | 3 | 2021 |
| Arithmetic properties of the sum of divisors T Amdeberhan, VH Moll, V Sharma, D Villamizar Journal of Number Theory 223, 325-349, 2021 | 3 | 2021 |
| Some connections between restricted Dyck paths, polyominoes, and non-crossing partitions R Flórez, JL Ramírez, FA Velandia, D Villamizar Southeastern International Conference on Combinatorics, Graph Theory, and …, 2021 | 2 | 2021 |
| On the -Derangements of type B I Mezo, VH Moll, JL Ramírez, D Villamizar arXiv preprint arXiv:2103.04151, 2021 | 2 | 2021 |
| Enumeration of r-smooth words over a finite alphabet T Mansour, JL Ramırez, D Villamizar | 1 | |
| Restricted bargraphs and unimodal compositions R Flórez, JL Ramírez, D Villamizar Journal of Combinatorial Theory, Series A 208, 105934, 2024 | | 2024 |
| Counting Colored Tilings on Grids and Graphs JL Ramírez, D Villamizar arXiv preprint arXiv:2406.16415, 2024 | | 2024 |
| Symmetric tensor powers of graphs W Astaiza, AJ Barrios, H Chimal-Dzul, SR Garcia, J de la Luz, VH Moll, ... arXiv preprint arXiv:2309.13741, 2023 | | 2023 |
| Combinatorial and Arithmetical Properties of Families of Sequences D Villamizar Tulane University, 2021 | | 2021 |
| Enumerative Combinatorics and Applications University of Haifa–Virtual–August 26-28, 2024 JLUC BARIL, S KIRGIZOV, JL RAMÍREZ, D VILLAMIZAR | | |
| Restricted Dyck paths D Villamizar, R Florez, JL Ramirez, FA Velandia, T Mansour 2022 Virtual Joint Mathematics Meetings (JMM 2022), 0 | | |
| Arithmetic properties of the sum of divisors V Sharma, T Amdeberhan, VH Moll, D Villamizar 2021 Fall Southeastern Sectional Meeting, 0 | | |
Jose Luis Ramirez RamirezMatemáticas, Universidad Nacional de Colombia sede Bogotá在 unal.edu.co 的电子邮件经过验证
Jose Luis Ramirez RamirezMatemáticas, Universidad Nacional de Colombia sede Bogotá在 unal.edu.co 的电子邮件经过验证