Irregularity vs Divergence - What's the difference?

Irregularity is a related term of divergence.

is that irregularity is (countable) an instance of being irregular while divergence is the degree to which two or more things diverge.

(countable) An instance of being irregular.

(uncountable) The state or condition of being irregular, or the extent to which something is irregular.

(countable) An object or event that is not regular or ordinary.

an irregularity of surface

(countable) A violation of rules.

An investigation of the irregularities in the company's accounts uncovered a large-scale fraud.

* regularity

(en noun)

The degree to which two or more things diverge.

an angle is made by the divergence of straight lines

(mathematics) the operator which maps a function F''=(''F''₁, ... ''F''_''n'') from a ''n -dimensional vector space to itself to the number

\sum_{i=1}^n \frac{\partial F_i}{\partial x_i}

(obsolete) disagreement; difference

* Sir G. C. Lewis

Related with some divergence by other writers.

* (mathematical operator) ** div **

* convergence

* OED2 ----