elect vs partially ordered set

elect

noun
  • One chosen or set apart. 

  • In Calvinist theology, one foreordained to Heaven. In other Christian theologies, someone chosen by God for salvation. 

adj
  • Chosen; taken by preference from among two or more. 

  • Who has been elected in a specified post, but has not yet entered office. 

verb
  • To choose or make a decision (to do something) 

  • To choose (a candidate) in an election 

partially ordered set

noun
  • The ordered pair comprising a set and its partial order. 

  • A set that has a given, elsewhere specified partial order. 

How often have the words elect and partially ordered set occurred in a corpus of books? (source: Google Ngram Viewer )