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en.wikipedia.org/wiki/Operator_(mathematics)

In mathematics, an operator is generally a mapping that acts on the elements of a space to ... In finite-dimensional case linear operators can be represented by matrices in the following way. Let K {\displaystyle K} K be a field, and U ...

en.wikipedia.org/wiki/List_of_mathematical_symbols

This is a list of symbols found within all branches of mathematics to express a formula or to represent a constant. When reading the list, it is important to recognize that a mathematical concept is independent of the symbol chosen to represent it.

en.wikipedia.org/wiki/Expression_(mathematics)

In mathematics, an expression or mathematical expression is a finite combination of symbols that is well-formed according to rules that depend on the context. Mathematical symbols can designate numbers (constants), variables, operations, functions, brackets, punctuation, and grouping to help .... Thus an expression represents a function whose inputs are the value ...

www.cliffsnotes.com/study-guides/basic-math/math-word-problems/translating-expressions/keywords-for-mathematical-operations

Many (if not all) keywords that indicate mathematical operations are familiar ..... one indicates multiplication: QUOTIENT is a “harder” word than “PRODUCT,” and  ...

en.wikipedia.org/wiki/Algebraic_operation

Algebraic operations work in the same way as ... Operation, Arithmetic ... means " not equivalent to".

www.universalclass.com/articles/math/pre-algebra/the-four-basic-mathematical-operations-.htm

The four basic mathematical operations--addition, subtraction, multiplication, and ... the numbers, where the minus sign (–) represents the subtraction operation,.

www.storyofmathematics.com/glossary.html

algebra: a branch of mathematics that uses symbols or letters to represent variables, values or numbers, which can then be used to express operations and  ...

www.stephenwolfram.com/publications/mathematical-notation-past-future

Traditional mathematical notation represents mathematical objects but not .... So, for example, in Egyptian the symbol for a thousand was a lotus flower icon, and ...

v8doc.sas.com/sashtml/lrcon/z0780367.htm

A SAS operator is a symbol that represents a comparison, arithmetic calculation, or logical operation; a SAS function; or grouping parentheses. SAS uses two ...