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Definition df-fin2 7912
 Description: A set is II-finite (Tarski finite) iff every nonempty chain of subsets contains a maximum element. Definition II of [Levy58] p. 2. (Contributed by Stefan O'Rear, 12-Nov-2014.)
Assertion
Ref Expression
df-fin2 FinII []
Distinct variable group:   ,

Detailed syntax breakdown of Definition df-fin2
StepHypRef Expression
1 cfin2 7905 . 2 FinII
2 vy . . . . . . . 8
32cv 1622 . . . . . . 7
4 c0 3455 . . . . . . 7
53, 4wne 2446 . . . . . 6
6 crpss 6276 . . . . . . 7 []
73, 6wor 4313 . . . . . 6 []
85, 7wa 358 . . . . 5 []
93cuni 3827 . . . . . 6
109, 3wcel 1684 . . . . 5
118, 10wi 4 . . . 4 []
12 vx . . . . . . 7
1312cv 1622 . . . . . 6
1413cpw 3625 . . . . 5
1514cpw 3625 . . . 4
1611, 2, 15wral 2543 . . 3 []
1716, 12cab 2269 . 2 []
181, 17wceq 1623 1 FinII []
 Colors of variables: wff set class This definition is referenced by:  isfin2  7920
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