Algorithm and Calculus

noun

• A precise rule (or set of rules) specifying how to solve some problem.
  • synonyms: algorithmic rule, algorithmic program

• (n.) The art of calculating by nine figures and zero.
• (n.) The art of calculating with any species of notation; as, the algorithms of fractions, proportions, surds, etc.

Algorithm is a complex mathematical model. In credit scoring, it is used to compare data in millions of credit reports and predict a person's likelihood to repay debts.

noun

• A hard lump produced by the concretion of mineral salts; found in hollow organs or ducts of the body.
  • usage: "renal calculi can be very painful"
  • synonyms: concretion
• An incrustation that forms on the teeth and gums.
  • synonyms: tartar, tophus
• The branch of mathematics that is concerned with limits and with the differentiation and integration of functions.
  • synonyms: infinitesimal calculus

• (n.) Any solid concretion, formed in any part of the body, but most frequent in the organs that act as reservoirs, and in the passages connected with them; as, biliary calculi; urinary calculi, etc.
• (n.) A method of computation; any process of reasoning by the use of symbols; any branch of mathematics that may involve calculation.