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:
“What of soul was left, I wonder, when the kissing had to stop?”
—Robert Browning (1812–1889)
“Can it be, that the Greek grammarians invented their dual number for the particular benefit of twins?”
—Herman Melville (1819–1891)