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Mirrors > Home > MPE Home > Th. List > isplig | Structured version Visualization version Unicode version |
Description: The predicate "is a planar incidence geometry" for sets. (Contributed by FL, 2-Aug-2009.) |
Ref | Expression |
---|---|
isplig.1 |
Ref | Expression |
---|---|
isplig |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | unieq 4444 | . . . . 5 | |
2 | isplig.1 | . . . . 5 | |
3 | 1, 2 | syl6eqr 2674 | . . . 4 |
4 | reueq1 3140 | . . . . . 6 | |
5 | 4 | imbi2d 330 | . . . . 5 |
6 | 3, 5 | raleqbidv 3152 | . . . 4 |
7 | 3, 6 | raleqbidv 3152 | . . 3 |
8 | 3 | rexeqdv 3145 | . . . . 5 |
9 | 3, 8 | rexeqbidv 3153 | . . . 4 |
10 | 9 | raleqbi1dv 3146 | . . 3 |
11 | raleq 3138 | . . . . . 6 | |
12 | 3, 11 | rexeqbidv 3153 | . . . . 5 |
13 | 3, 12 | rexeqbidv 3153 | . . . 4 |
14 | 3, 13 | rexeqbidv 3153 | . . 3 |
15 | 7, 10, 14 | 3anbi123d 1399 | . 2 |
16 | df-plig 27327 | . 2 | |
17 | 15, 16 | elab2g 3353 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wn 3 wi 4 wb 196 wa 384 w3a 1037 wceq 1483 wcel 1990 wne 2794 wral 2912 wrex 2913 wreu 2914 cuni 4436 cplig 27326 |
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-eu 2474 df-clab 2609 df-cleq 2615 df-clel 2618 df-nfc 2753 df-ral 2917 df-rex 2918 df-reu 2919 df-v 3202 df-uni 4437 df-plig 27327 |
This theorem is referenced by: ispligb 27329 tncp 27330 l2p 27331 eulplig 27337 |
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