Forward declares boost::hana::minus.  
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| Namespaces | |
| boost::hana | |
| Namespace containing everything in the library. | |
| Variables | |
| constexpr auto | boost::hana::minus | 
| Subtract two elements of a group.Specifically, this performs the Monoidoperation on the first argument and on the inverse of the second argument, thus being equivalent to:  More... | |
Forward declares boost::hana::minus.