Semilatis
Semilattis (semilattice) is a system model devised by a city designer named Christopher · Alexander. It is also referred to as a reticulated intersection diagram. Origin is a mathematical term. Ichikawa Hiroshi, a philosopher, explained Semi-Latis in contrast with the tree in the discussion of "the structure of \u0026 lt; body \u0026 gt;" and the generation model thereof, ascribed to "the structure of \u0026 lt; body \u0026 gt; doing. "The feature is that the tree contains the overlapping sets, whereas the tree takes the form that two sets do not overlap at all or one is completely contained in the other, whereas Semi- The former is typically found in bureaucratic organizations and military, but the latter is what is called matrix-type management system in American business administration ...