A legally binding contract enforceable in a court of law.
Rules that exist in many languages that force some parts of a sentence to be used or inflected differently depending on certain attributes of other parts.
An understanding between entities to follow a specific course of conduct.
A state whereby several parties share a view or opinion; the state of not contradicting one another.
A discrepancy between two legal documents.
A departure from a cause of action originally in a complaint.
An official permit to do something that is ordinarily forbidden by regulations.
The act of varying or the state of being variable.
The state of differing or being in conflict.
The number of degrees of freedom in a system.
Covariance and contravariance generally.
A difference between what is expected and what is observed; deviation.
The second central moment in probability.