“Poincare-Birkhoff theorem”的概念、定义、翻译、参考文献-科学参考

单词	Poincare-Birkhoff theorem
释义	Poincare-Birkhoff theorem Encyclopedia 理学不可积系统释 Poincare-Birkhoff theorem庞加莱-伯克霍夫定理描述哈密顿系统的有理数环面在扰动下的命运的定理。由法国数学家庞加莱（Henri Poincaré，1854～1912）和美国数学家G.D.伯克霍夫（George David Birkhoff，1884～1944）先后提出。
随便看	thrawing equipment thrawn thread thread binding thread blanket thread-bound book thread drawing for anal fistula threaded threaded binary tree thread field threadfin bream threadfin butterflyfish threadfin porgy thread grinder threading threading die thread lathe threadless adhesive binding line thread-level parallelism thread machining thread management thread milling machine thread pool thread press thread process machine

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