NAhU (http://www.lojban.org/en/publications/reference_grammar/chapter18.html)

Creates a mathematical operator from a selbri. See VUhU.

li na'u tanjo te'u vei pai fe'i re [ve'o] du li ci'i the-number the-operator
tangent ( pi / 2 ) = the-number infinity tan(pi/2) = infinity

