Polymake Template Library (PTL)
4.2
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Structure denoting the absence of data. More...
Inherited by pm::conv_default< From, To >, pm::conv_default< From1, To1 >, pm::conv_default< From2, To2 >, pm::pair_conv< From1, From2, To1, To2 >, pm::conv_default< From, To, enabled >, and pm::pair_conv< From1, From2, To1, To2, cc1, cc2 >.
Structure denoting the absence of data.