Expansion (geometry)

一個正三角形和一個五邊形的公共頂點，在頂點圖中可計為3.4.5.4，因此具有點可遞的性質。由於其可以藉由正十二面體透過擴展（英语：Expansion (geometry)）變換，變換而成，因此又可以稱為擴展十二面體。由於此原因，小斜方截半二十面體在施萊夫利符號中可以用rr{5,3}來表示，其中，rr表示擴展變換，{5

Poincaré 1977, S.221-236 Eckmann, Epstein, Fröhlich “Asymptotic perturbation expansion for the S-matrix and the definition of time ordered functions in relativistic

Language and Composition, AP English Literature 數學： Algebra I, Algebra II, Geometry, Trigonometry, Math 12, Calculus, AP Calculus 科學： Biology, Chemistry, Anatomy

Basu, Saugata; Pach, János; Sharir, Micha (编), Discrete and Computational Geometry: The Goodman–Pollack Festschrift, Algorithms and Combinatorics 25, Berlin:

Polynomials Expansion Scheme (BPES), Indian Journal of Physics(Springer) [永久失效連結] A. Belhadj, O. F. Onyango and N. Rozibaeva, 布巴克尔 Polynomials Expansion Scheme-Related