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Mirrors > Home > MPE Home > Th. List > Mathboxes > df-wlimOLD | Structured version Visualization version Unicode version |
Description: Define the class of limit points of a well-founded set. (Contributed by Scott Fenton, 15-Jun-2018.) Obsolete version of df-wlim 31758 as of 10-Oct-2021. (New usage is discouraged.) |
Ref | Expression |
---|---|
df-wlimOLD | WLimOLD |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | cA | . . 3 | |
2 | cR | . . 3 | |
3 | 1, 2 | cwlimOLD 31755 | . 2 WLimOLD |
4 | vx | . . . . . 6 | |
5 | 4 | cv 1482 | . . . . 5 |
6 | 2 | ccnv 5113 | . . . . . 6 |
7 | 1, 1, 6 | csup 8346 | . . . . 5 |
8 | 5, 7 | wne 2794 | . . . 4 |
9 | 1, 2, 5 | cpred 5679 | . . . . . 6 |
10 | 9, 1, 2 | csup 8346 | . . . . 5 |
11 | 5, 10 | wceq 1483 | . . . 4 |
12 | 8, 11 | wa 384 | . . 3 |
13 | 12, 4, 1 | crab 2916 | . 2 |
14 | 3, 13 | wceq 1483 | 1 WLimOLD |
Colors of variables: wff setvar class |
This definition is referenced by: elwlimOLD 31770 |
Copyright terms: Public domain | W3C validator |