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Definition df-ii 11482
Description: Define the unit interval with the Euclidean topology.
Assertion
Ref Expression
df-ii |- II = (MetOpen` ((abs o. - ) |` ((0[,]1) X. (0[,]1))))

Detailed syntax breakdown of Definition df-ii
StepHypRef Expression
1 cii 11481 . 2 class II
2 cabs 8949 . . . . 5 class abs
3 cmin 7215 . . . . 5 class -
42, 3ccom 3999 . . . 4 class (abs o. - )
5 cc0 6992 . . . . . 6 class 0
6 c1 6993 . . . . . 6 class 1
7 cicc 8274 . . . . . 6 class [,]
85, 6, 7co 4922 . . . . 5 class (0[,]1)
98, 8cxp 3993 . . . 4 class ((0[,]1) X. (0[,]1))
104, 9cres 3997 . . 3 class ((abs o. - ) |` ((0[,]1) X. (0[,]1)))
11 copn 11304 . . 3 class MetOpen
1210, 11cfv 4007 . 2 class (MetOpen` ((abs o. - ) |` ((0[,]1) X. (0[,]1))))
131, 12wceq 1434 1 wff II = (MetOpen` ((abs o. - ) |` ((0[,]1) X. (0[,]1))))
Colors of variables: wff set class
This definition is referenced by:  iitop 11483  iiuni 11484  dfii2 11485  dfii3 11486
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