CGAL 5.6.3 - Algebraic Foundations

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RealEmbeddableTraits_::ToDouble Concept Reference
Algebraic Foundations Reference » Concepts

## Definition

`AdaptableUnaryFunction` computes a double approximation of a real embeddable number.

Remark: In order to control the quality of approximation one has to resort to methods that are specific to NT. There are no general guarantees whatsoever.

Refines
  `AdaptableUnaryFunction`

See also
  `RealEmbeddableTraits`

## Types
typedef double | result_type
| The result type.
typedef unspecified_type | argument_type
| Is `RealEmbeddableTraits::Type`.

## Operations
result_type | operator() (argument_type x)
| computes a double approximation of a real embeddable number.