New Foundations Explorer |
< Previous
Next >
Nearby theorems |
||
Mirrors > Home > NFE 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 1631 | . 2 |
3 | iotabi 4348 | . 2 | |
4 | 2, 3 | syl 15 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wi 4 wb 176 wal 1540 wceq 1642 cio 4337 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1546 ax-5 1557 ax-17 1616 ax-9 1654 ax-8 1675 ax-6 1729 ax-7 1734 ax-11 1746 ax-12 1925 ax-ext 2334 |
This theorem depends on definitions: df-bi 177 df-or 359 df-an 360 df-tru 1319 df-ex 1542 df-nf 1545 df-sb 1649 df-clab 2340 df-cleq 2346 df-clel 2349 df-nfc 2478 df-rex 2620 df-uni 3892 df-iota 4339 |
This theorem is referenced by: csbiotag 4371 ncfineq 4473 tfineq 4488 fveq1 5327 fveq2 5328 csbfv12g 5336 fvres 5342 tceq 6158 |
Copyright terms: Public domain | W3C validator |