Regular

Regularity
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Field	Mathematics, Philosophy, Linguistics
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Regularity refers to the quality or condition of being regular, where "regular" can have various meanings across different disciplines such as mathematics, linguistics, and philosophy. In general, regularity implies adherence to a pattern, rule, or a norm.

Definitions

Mathematics

In mathematics, regularity can refer to several concepts:

• In geometry, a regular polygon is one where all angles and all sides are equal.
• In topology, a regular space is a topological space where points and closed sets can be separated by neighborhoods.
• In the theory of partial differential equations, regularity concerns the smoothness of the solutions.

Linguistics

In linguistics, regularity often pertains to the patterns in language that follow consistent, predictable rules. For example:

• Regular verbs in English form their past tense by adding -ed to the base form.

Philosophy

In philosophy, particularly in the philosophy of science, regularity refers to the uniformity and consistency in natural laws, which are assumed to be invariant across time and space.

Regularity in Daily Life

Regularity can also refer to the consistency and routine in daily activities or processes, which is often seen as beneficial for maintaining order and predictability in human behavior and societal functions.

See Also

• Pattern
• Rule
• Norm

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