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On positivity preservation in nonlinear finite volume method for multi-term fractional subdiffusion equation on polygonal meshes |
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| Authors: | Yang Xuehua Zhang Qi Yuan Guangwei Sheng Zhiqiang |
| Affiliation: | 1.National Key Laboratory of Science and Technology on Computational Physics, Institute of Applied Physics and Computational Mathematics, Beijing, 100088, China ;2.School of Science, Hunan University of Technology, Zhuzhou, 412007, China ;3.The Graduate School of China Academy of Engineering Physics, P.O.Box 2101, Beijing, 100088, China ; |
| Abstract: | Nonlinear Dynamics - The positivity preserving is one of the key requirements to discrete schemes for subdiffusion equation. The main goal of our research is to explore a spatial second-order... |
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