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5. Rational Approximation of the Function z-1/2 with A Shifted Slit on the Union of A Positive and A Ne

Rational Approximation of the Function z-1/2 with A Shifted Slit on the Union of A Positive and A Ne

来源 :第八届工业与应用数学国际大会 | 被引量 : 0次 | 上传用户：jamesleehp1111

【摘 要】

：

　　When constructing absorbing boundary conditions for discretized hyperbolic PDEs,one needs good [(m-1)/m] rational approximants to z-1/2 on the union of a po

【作 者】

：

Druskin Vladimir Guettel Stefan Knizhnerman Leonid 

【机 构】

：

Schlumberger-Doll Research

【出 处】

：

第八届工业与应用数学国际大会

【发表日期】

：

2015年期

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论文部分内容阅读

　　When constructing absorbing boundary conditions for discretized hyperbolic PDEs,one needs good [(m-1)/m] rational approximants to z-1/2 on the union of a positive and a negative real line segment.

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