## EXPRESSION

### Expression

In mathematics, an**expression**is a finite combination of symbols that is well-formed according to rules that depend on the context. Symbols can designate numbers, variables, operations, functions, and other mathematical symbols, as well as punctuation, symbols of grouping, and other syntactic symbols. The use of expressions can range from the simple:

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### expression

#### Noun

- A particular way of phrasing an idea.
- A colloquialism or idiom.
- A facial appearance usually associated with an emotion.
- An arrangement of symbols denoting values, operations performed on them, and grouping symbols.
- The process of translating a gene into a protein.
- A piece of code in a high-level language that returns a value.
- Of a mother, the process of expressing milk.

*The above text is a snippet from Wiktionary: expression*

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