Mathbox for Jonathan Ben-Naim |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > bnj882 | Structured version Visualization version Unicode version |
Description: Definition (using hypotheses for readability) of the function giving the transitive closure of in by . (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
Ref | Expression |
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bnj882.1 | |
bnj882.2 | |
bnj882.3 | |
bnj882.4 |
Ref | Expression |
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bnj882 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-bnj18 30761 | . 2 | |
2 | df-iun 4522 | . . 3 | |
3 | df-iun 4522 | . . . 4 | |
4 | bnj882.4 | . . . . . . . . 9 | |
5 | bnj882.3 | . . . . . . . . . . 11 | |
6 | bnj882.1 | . . . . . . . . . . . . . 14 | |
7 | bnj882.2 | . . . . . . . . . . . . . 14 | |
8 | 6, 7 | anbi12i 733 | . . . . . . . . . . . . 13 |
9 | 8 | anbi2i 730 | . . . . . . . . . . . 12 |
10 | 3anass 1042 | . . . . . . . . . . . 12 | |
11 | 3anass 1042 | . . . . . . . . . . . 12 | |
12 | 9, 10, 11 | 3bitr4i 292 | . . . . . . . . . . 11 |
13 | 5, 12 | rexeqbii 3054 | . . . . . . . . . 10 |
14 | 13 | abbii 2739 | . . . . . . . . 9 |
15 | 4, 14 | eqtri 2644 | . . . . . . . 8 |
16 | 15 | eleq2i 2693 | . . . . . . 7 |
17 | 16 | anbi1i 731 | . . . . . 6 |
18 | 17 | rexbii2 3039 | . . . . 5 |
19 | 18 | abbii 2739 | . . . 4 |
20 | 3, 19 | eqtr4i 2647 | . . 3 |
21 | 2, 20 | eqtr4i 2647 | . 2 |
22 | 1, 21 | eqtr4i 2647 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wi 4 wb 196 wa 384 w3a 1037 wceq 1483 wcel 1990 cab 2608 wral 2912 wrex 2913 cdif 3571 c0 3915 csn 4177 ciun 4520 cdm 5114 csuc 5725 wfn 5883 cfv 5888 com 7065 c-bnj14 30754 c-bnj18 30760 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1722 ax-4 1737 ax-5 1839 ax-6 1888 ax-7 1935 ax-9 1999 ax-10 2019 ax-11 2034 ax-12 2047 ax-13 2246 ax-ext 2602 |
This theorem depends on definitions: df-bi 197 df-or 385 df-an 386 df-3an 1039 df-tru 1486 df-ex 1705 df-nf 1710 df-sb 1881 df-clab 2609 df-cleq 2615 df-clel 2618 df-rex 2918 df-iun 4522 df-bnj18 30761 |
This theorem is referenced by: bnj893 30998 bnj906 31000 bnj916 31003 bnj983 31021 bnj1014 31030 bnj1145 31061 bnj1318 31093 |
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