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Class template tuple
Tuple creation functions
Tuple helper classes
Element access
Relational operators

The TR1 technical report describes extensions to the C++ standard library. Many of these extensions will be considered for the next iteration of the C++ standard. TR1 describes a tuple type, and support for treating std::pair as a type of tuple.

Fusion provides full support for the TR1 Tuple interface, and the extended uses of std::pair described in the TR1 document.