AlgebraicUnitQ

AlgebraicUnitQ[a]

yields True if a is an algebraic unit, and yields False otherwise.

Details

  • A number is an algebraic unit if both it and its reciprocal are algebraic integers.

Examples

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Basic Examples  (3)

Test whether 1-6+3 is an algebraic unit:

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Scope  (4)

Properties & Relations  (3)

See Also

AlgebraicIntegerQ  AlgebraicNumberDenominator  RootOfUnityQ  AlgebraicNumber  MinimalPolynomial  RootReduce  Algebraics

Tutorials

Introduced in 2007
(6.0)