different between octachoron vs tesseract
octachoron
English
Etymology
octa- (“eight”) +? -choron (“room”), from Ancient Greek ????- (oktá-, “eight”) and ????? (kh?ros, “room”).
Noun
octachoron (plural octachorons or octachora)
- (mathematics) A four-dimensional object equivalent to a cube, constructed out of eight cubes.
- 2012, Yequn Zhang, Murat Arabaci, and Ivan B. Djordjevic, Rate-Adaptive Four-Dimensional Nonbinary LDPC-Coded Modulation for Long-Haul Optical Transport Networks, page 3:
- Our 16-point 4D constellation is described by the set {(±1,±1,±1,±1)}, which is indeed the set of vertices of a tesseract (i.e., a regular octachoron) [4].
- 2013, Milorad Cvijetic and Ivan B. Djordjevic, Advanced Optical Communication Systems and Networks, page 357:
- The Schlegel diagram from this figure is a projection of a regular octachoron from the 4-D space to the 3-D space through a point beyond one of its facets.
- 2013, Paul Jennings and Frank Nijhoff, On an elliptic extension of the Kadomtsev-Petviashvili equation, page 4:
- ...completing the notation for the vertices of an elementary lattice octachoron.
- 2012, Yequn Zhang, Murat Arabaci, and Ivan B. Djordjevic, Rate-Adaptive Four-Dimensional Nonbinary LDPC-Coded Modulation for Long-Haul Optical Transport Networks, page 3:
Synonyms
- 4-cube
- 8-cell
- hypercube
- tesseract
Translations
octachoron From the web:
tesseract
English
Etymology
From tessara- (“four-”) +? Ancient Greek ????? (aktís, “ray”).
Noun
tesseract (plural tesseracts)
- (mathematics) The four-dimensional analogue of a cube; a 4D polytope bounded by eight cubes (in the same way a cube is bounded by six squares).
- (science fiction) Any of various fictional mechanisms that explain extradimensional, superluminal, or time travel outside the geometry of the physical universe.
Synonyms
- (analogue of a cube): four-dimensional hypercube, 4-cube, 8-cell, octachoron, tetracube
Hypernyms
- hypercube, polytope
Derived terms
- tesseractic
Translations
See also
- tesseract on Wikipedia.Wikipedia
- Mathworld article on the tesseract
Anagrams
- rascettes
tesseract From the web:
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- tesseract what does it do
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