QuantLib: PositiveConstraint Class Reference

A free/open-source library for quantitative finance Reference manual - version 1.20

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PositiveConstraint Class Reference

Constraint imposing positivity to all arguments More...

`#include <ql/math/optimization/constraint.hpp>`

Inheritance diagram for PositiveConstraint:
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## Additional Inherited Members
Public Member Functions inherited from Constraint
bool | empty () const
bool | test (const Array &p) const
Array | upperBound (const Array &params) const
Array | lowerBound (const Array &params) const
Real | update (Array &p, const Array &direction, Real beta) const
| Constraint (const ext::shared_ptr< Impl > &impl=ext::shared_ptr< Impl >())
Protected Attributes inherited from Constraint
ext::shared_ptr< Impl > | impl_

## Detailed Description

Constraint imposing positivity to all arguments