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)
“At thirty years a woman asks her lover to give her back the esteem she has forfeited for his sake; she lives only for him, her thoughts are full of his future, he must have a great career, she bids him make it glorious; she can obey, entreat, command, humble herself, or rise in pride; times without number she brings comfort when a young girl can only make moan.”
—Honoré De Balzac (1799–1850)