truchet tiles造句

例句与造句

1. Truchet tiles are square tiles decorated with patterns so they do not have rotational symmetry; in 1704, S閎astien Truchet used a square tile split into two triangles of contrasting colours.
2. One sufficient condition for this to happen is that the ant's name, seen as a cyclic list, consists of consecutive pairs of identical letters " LL " or " RR " ( the term " cyclic list " indicates that the last letter may pair with the first one . ) The proof involves Truchet tiles.
3. It's difficult to find truchet tiles in a sentence. 用truchet tiles造句挺难的