singleton (Q1165112)
set with exactly one element; tuple of specific length (tuple length n=1)
Language:
other details
aliases unit set
 1-tuple
 single
 monuple
 monad
description set with exactly one element; tuple of specific length (tuple length n=1)

External Links
(P646) /m/021pnr
(P1417) topic/singleton-set-theory
(P2581) 00071758n
(P2812) Monad
(P6366) 117354338
(P10283) C117354338
(P12888) df-sn