¹ Source: wiktionary.com
Definition of Pentahedra
1. pentahedron [n] - See also: pentahedron
Lexicographical Neighbors of Pentahedra
Literary usage of Pentahedra
Below you will find example usage of this term as found in modern and/or classical literature:
1. Catalogue of the Mollusca in the Collection of the British Museum by John Edward Gray (1849)
"Terebratula pentahedra, Miinster, Beitrage, p. 109. Bronn, Index, p. 1244 (not Ter.
pentahedra minor, ..."
2. The Cambridge and Dublin Mathematical Journal by William Whewell, Duncan Farquharson Gregory, Robert Leslie Ellis, William Thomson Kelvin, Norman Macleod Ferrers (1852)
"... and most of the preceding theorems that have reference to octahedra and
pentahedra might be enunciated as properties of the complete ..."
3. The Cambridge and Dublin Mathematical Journal (1852)
"It thus appears that the four pentahedra have three faces, and consequently ...
that the triangular faces of the pentahedra are the faces of the octahedron ..."
4. The Monist by Hegeler Institute (1916)
"From the sixth line of the arithmetical triangle we find that such a figure is
bounded by 6 corners, 15 edges, 20 surfaces, 15 tetrahedra, 6 pentahedra, ..."
5. Catalogue of Scientific Papers, 1800-1900: Subject Indexby Royal Society (Great Britain), Herbert McLeod by Royal Society (Great Britain), Herbert McLeod (1908)
"Quadrilaterals, analogues in space to two properties of. Weddle, T. Camb. and Dubl.
Mth. J. 5 (1850) 238-. — and pentahedra, correspondence. ..."
6. Mathematical Papers by William Kingdon Clifford (1882)
"B2, (2) in an infinity of pentahedra self-conjugate to 52, (3) in an infinity of
hexahedra self-conjugate to 52. The terms conjugate hexahedron^ conjugate ..."
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