Kissing Number
If a 3-sphere is inscribed in each hypercell of this tessellation, the resulting arrangement is the densest possible regular sphere packing in four dimensions, with the kissing number 24. The packing density of this arrangement is
Read more about this topic: 24-cell Honeycomb
Famous quotes containing the words kissing and/or number:
“In general, one may pronounce kissing dangerous. A spark of fire has often been struck out of the collision of lips, that has blown up the whole magazine of virtue.”
—Anonymous, U.S. women’s magazine contributor. Weekly Visitor or Ladies Miscellany, p. 203 (April 1803)
“After mature deliberation of counsel, the good Queen to establish a rule and imitable example unto all posterity, for the moderation and required modesty in a lawful marriage, ordained the number of six times a day as a lawful, necessary and competent limit.”
—Michel de Montaigne (1533–1592)