English Bipyramid Cited by user Dedhert.Jr on 24 Jan 2024 A (symmetric) n-gonal bipyramid or dipyramid is a polyhedron formed by joining an n-gonal pyramid and its mirror image base-to-base.
Romanian Undergraduate Texts in Mathematics Cited by user Turbojet on 19 Sep 2021 Undergraduate Texts in Mathematics (UTM) este o serie de manuale de matematică la nivel de studii universitare de licență publicate de Springer-Verlag.