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Mirrors > Home > ILE Home > Th. List > iotabidv | Unicode version |
Description: Formula-building deduction rule for iota. (Contributed by NM, 20-Aug-2011.) |
Ref | Expression |
---|---|
iotabidv.1 |
Ref | Expression |
---|---|
iotabidv |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | iotabidv.1 | . . 3 | |
2 | 1 | alrimiv 1754 | . 2 |
3 | iotabi 4876 | . 2 | |
4 | 2, 3 | syl 14 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wb 98 wal 1241 wceq 1243 cio 4865 |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia1 99 ax-ia2 100 ax-ia3 101 ax-io 630 ax-5 1336 ax-7 1337 ax-gen 1338 ax-ie1 1382 ax-ie2 1383 ax-8 1395 ax-10 1396 ax-11 1397 ax-i12 1398 ax-bndl 1399 ax-4 1400 ax-17 1419 ax-i9 1423 ax-ial 1427 ax-i5r 1428 ax-ext 2022 |
This theorem depends on definitions: df-bi 110 df-tru 1246 df-nf 1350 df-sb 1646 df-clab 2027 df-cleq 2033 df-clel 2036 df-nfc 2167 df-rex 2312 df-uni 3581 df-iota 4867 |
This theorem is referenced by: csbiotag 4895 dffv3g 5174 fveq1 5177 fveq2 5178 fvres 5198 csbfv12g 5209 fvco2 5242 riotaeqdv 5469 riotabidv 5470 riotabidva 5484 ovtposg 5874 shftval 9426 sumeq1 9874 |
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