色散方程的两类显式差分格式
对色散方程u<sub>t</sub>=αu<sub>xxx</sub>给出了两类带参数α的三层显式差分格式.它们的截断误差为O（△t+△x）,稳定条件为|R|≤f（α）,R=α△t/△x<sup>3</sup>,f是α的上升函数,例如,f（3）=0.9871,f（10）=2.1506.较大地改进了同类格式的稳定条件|R|≤0.25及|R|≤0.4749.
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| Principais autores: | , |
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| Format: | Artigo |
| Jezik: | Inglês |
| Izdano: |
Editorial Department of Journal of Sichuan University (Natural Science Edition)
1991-01-01
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| Serija: | 四川大学学报. 自然科学版 |
| Teme: | |
| Online dostop: | http://science.scu.edu.cn/thesisDetails?columnId=156406902&Fpath=home&index=0 |
| Oznake: |
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