# (Function|Operator) - Symmetry

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A function is symmetric if:

<MATH>\left \langle u, v \right \rangle = \left \langle v, u \right \rangle </MATH>

Se (Function|Operator) - Algebraic (Laws|properties) - Axioms

- (Aggregate | Aggregation)
- Anonymous (Function Literal)
- Language - Argument
- Arity
- Associative Property
- Binary Function/Operation
- Language - (Procedure|Function) call
- Callback function
- First Class Function (Closure|Function Literal)
- Commutative property (Order doesn’t matter)
- Operator - Control Operator
- count (size of|length)
- Covariant
- Cumulative Function
- (Non) Deterministic - Predictable
- Display Function
- High Order Function
- Identity
- Invariant
- Isotropic
- Language - Lambda function
- Function literal
- Natural Logistic (ln)
- Macro
- (Moving|Rolling|Running) Calculation
- Nilary / Nullary
- One way
- Overloaded Function (Overloaded)
- Pipe operator
- Algebraic (Laws|properties) - Axioms
- Pure Function
- Scalar
- Signature
- Symmetry
- User Defined Functions (UDF)
- Unary

A function is symmetric if:

<MATH>\left \langle u, v \right \rangle = \left \langle v, u \right \rangle </MATH>

Se (Function|Operator) - Algebraic (Laws|properties) - Axioms

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