A polygonal number is a type of figurate number that is a generalization of triangular, square, etc., to an-gon for an arbitrary positive integer. The above diagrams graphically illustrate the process by which the polygonal numbers are built up. Starting with the th triangular number, then.
PURPOSE: Divergence insufficiency is an unusual form of strabismus with esotropia and diplopia only at distance and single binocular vision at near.This retrospective case series describes the diagnosis and treatment of 7 patients and differentiates this clinical entity from other conditions.ONCLUSIONS: Divergence insufficiency is a distinct clinical entity in otherwise healthy patients, which can be successfully treated by unilateral or bilateral medial rectus recession. [PubMed-indexed for MEDLINE].
Princeton's WordNet (0.00 / 0 votes) Rate this definition: divergence, divergency (noun) the act of moving away in different direction from a common point an angle is formed by the divergence of two straight lines deviation, divergence, departure, difference (noun) a variation that deviates from the standard or norm the deviation from the mean