coincidence vs mapping

coincidence

noun
  • A fixed point of a correspondence; a point of a variety corresponding to itself under a correspondence. 

  • A coincidence point. 

  • Of objects, the property of being coincident; occurring at the same time or place. 

  • Of events, the appearance of a meaningful connection when there is none. 

mapping

noun
  • A function that maps every element of a given mathematical structure (eg: a set) to a unique element of another structure; a correspondence. 

  • The process of locating genes on a chromosome. 

  • conversion of data types between incompatible type systems. 

  • Assigning a PC to a shared drive or printer port on a network. 

  • The process of making maps. 

How often have the words coincidence and mapping occurred in a corpus of books? (source: Google Ngram Viewer )