“Stanislaus "Stan" Valchek”的意思、由来-开放百科全书

词条	Stanislaus "Stan" Valchek
释义	SeeStan Valchek
随便看	Poincare Conjecture Poincare duality Poincare Franc Poincare group Poincare half-plane model Poincare-Hopf index theorem Poincare-Hopf theorem Poincare invariance Poincare lemma Poincare map Poincare metric Poincare model Poincare sphere Poincare symmetry Poincare transformation Poincaritis Poincaré Poincaré algebra Poincaré Conjecture Poincaré conjecture Poincaré covariance Poincaré (crater) Poincaré dodecahedral space Poincaré duality Poincaré expansion

开放百科全书收录14589846条英语、德语、日语等多语种百科知识，基本涵盖了大多数领域的百科知识，是一部内容自由、开放的电子版国际百科全书。