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Mirrors > Home > ILE Home > Th. List > Mathboxes > bj-rspgt | Unicode version |
Description: Restricted specialization, generalized. Weakens a hypothesis of rspccv 2781 and seems to have a shorter proof. (Contributed by BJ, 21-Nov-2019.) |
Ref | Expression |
---|---|
bj-rspg.nfa | |
bj-rspg.nfb | |
bj-rspg.nf2 |
Ref | Expression |
---|---|
bj-rspgt |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | eleq1 2200 | . . . . . . . . 9 | |
2 | 1 | imbi1d 230 | . . . . . . . 8 |
3 | 2 | biimpd 143 | . . . . . . 7 |
4 | imim2 55 | . . . . . . . 8 | |
5 | 4 | imim2d 54 | . . . . . . 7 |
6 | 3, 5 | syl9 72 | . . . . . 6 |
7 | 6 | a2i 11 | . . . . 5 |
8 | 7 | alimi 1431 | . . . 4 |
9 | bj-rspg.nfa | . . . . 5 | |
10 | bj-rspg.nfb | . . . . . . 7 | |
11 | 9, 10 | nfel 2288 | . . . . . 6 |
12 | nfra1 2464 | . . . . . . 7 | |
13 | bj-rspg.nf2 | . . . . . . 7 | |
14 | 12, 13 | nfim 1551 | . . . . . 6 |
15 | 11, 14 | nfim 1551 | . . . . 5 |
16 | rsp 2478 | . . . . . . 7 | |
17 | 16 | a1i 9 | . . . . . 6 |
18 | 17 | com23 78 | . . . . 5 |
19 | 9, 15, 18 | bj-vtoclgft 12971 | . . . 4 |
20 | 8, 19 | syl 14 | . . 3 |
21 | 20 | pm2.43d 50 | . 2 |
22 | 21 | com23 78 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wal 1329 wceq 1331 wnf 1436 wcel 1480 wnfc 2266 wral 2414 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-io 698 ax-5 1423 ax-7 1424 ax-gen 1425 ax-ie1 1469 ax-ie2 1470 ax-8 1482 ax-10 1483 ax-11 1484 ax-i12 1485 ax-bndl 1486 ax-4 1487 ax-17 1506 ax-i9 1510 ax-ial 1514 ax-i5r 1515 ax-ext 2119 |
This theorem depends on definitions: df-bi 116 df-tru 1334 df-nf 1437 df-sb 1736 df-clab 2124 df-cleq 2130 df-clel 2133 df-nfc 2268 df-ral 2419 df-v 2683 |
This theorem is referenced by: bj-rspg 12983 |
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