Some theorems on perturbation theory. Ill
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Publication:5810114
DOI10.1098/rspa.1951.0120zbMath0045.19503OpenAlexW4253126359MaRDI QIDQ5810114
Publication date: 1951
Published in: Proceedings of the Royal Society of London. Series A. Mathematical and Physical Sciences (Search for Journal in Brave)
Full work available at URL: https://doi.org/10.1098/rspa.1951.0120
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