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Up-> CppAD AD ADValued MathOther epsilon

AD-> ad_ctor ad_assign Convert ADValued BoolValued VecAD base_require

ADValued-> Arithmetic std_math_ad MathOther CondExp Discrete user_atomic

MathOther-> abs sign atan2 epsilon erf pow

epsilon-> epsilon.cpp

Headings-> Syntax Purpose Float eps Example

Machine Epsilon For AD Types
Syntax
eps = epsilon<Float>()

Purpose
Obtain the value of machine epsilon corresponding to the type Float .

Float
this type can either be AD<Base> , or it can be Base for any AD<Base> type; see base_std_math .

eps
The result eps has prototype
     Float eps

Example
The file epsilon.cpp contains an example and test of this operation.

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Input File: cppad/local/epsilon.hpp