Learning calculus can be a daunting task for many students. As one of the most important areas of mathematics, calculus is ...

such as divergent integrals at both low and high energies and singularity points. On Lamb's 65th birthday in 1978, Freeman Dyson said to him, "Those years, when the Lamb shift was the central ...

On the first Thursday in October, the only homebrew supply shop in New York City held its final homebrew swap. John LaPolla, who owned Bitter & Esters with business partner Douglas Amport since ...

A new calculation of Green’s function for Poisson’s equation in plane polar coordinates is presented. The method consists in first calculating the solution to the simpler problem, but with the same ...

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Key Laboratory for Liquid−Solid Structural Evolution and Processing of Materials, Ministry of Education, School of Materials Science and Engineering, Shandong University, Jinan 250061, P. R. China ...