divergence vs procedure

divergence

noun
  • The process in which two or more populations accumulate genetic changes (mutations) through time. 

  • the operator which maps a function F=(F₁, ... Fₙ) from a n-dimensional vector space to itself to the function ∑ᵢ₌₁ⁿ(∂F_i)/(∂x_i) 

  • The degree to which two or more things diverge. 

procedure

noun
  • A particular method for performing a task. 

  • The steps taken in an action or other legal proceeding. 

  • A series of small tasks or steps taken to accomplish an end. 

  • A subroutine or function coded to perform a specific task, but does not return a value. 

  • A surgical operation. 

  • The set of established forms or methods of an organized body for accomplishing a certain task or tasks. 

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