Investigations of nonstandard, Mickens-t
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Ron Buckmire
📂
Article
📅
2003
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John Wiley and Sons
🌐
English
⚖ 152 KB
## Abstract It is well known that standard finite‐difference schemes for singular boundary value problems involving the Laplacian have difficulty capturing the singular (𝒪(1/__r__) or 𝒪(log __r__)) behavior of the solution near the origin (__r__ = 0). New nonstandard finite‐difference schemes that