title: 188 (number)
text: # 188 (number)
  
  188 (one hundred [and] eighty-eight) is the natural number following 187 and preceding 189.
  
  ## In mathematics
  
  There are 188 different four-element semigroups, and 188 ways a chess queen can move from one corner of a $4\times 4$ board to the opposite corner by a path that always moves closer to its goal. The sides and diagonals of a regular dodecagon form 188 equilateral triangles.
  
  ## In other fields
  
  The number 188 figures prominently in the film The Parallel Street (1962) by German experimental film director Ferdinand Khittl [de]. The opening frame of the film is just an image of this number.
  
  