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| Mirrors > Home > ILE Home > Th. List > fprg | Unicode version | ||
| Description: A function with a domain of two elements. (Contributed by FL, 2-Feb-2014.) |
| Ref | Expression |
|---|---|
| fprg |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | fnprg 5385 |
. 2
| |
| 2 | rnsnopg 5215 |
. . . . . . 7
| |
| 3 | 2 | adantr 276 |
. . . . . 6
|
| 4 | 3 | 3ad2ant1 1044 |
. . . . 5
|
| 5 | rnsnopg 5215 |
. . . . . . 7
| |
| 6 | 5 | adantl 277 |
. . . . . 6
|
| 7 | 6 | 3ad2ant1 1044 |
. . . . 5
|
| 8 | 4, 7 | uneq12d 3362 |
. . . 4
|
| 9 | df-pr 3676 |
. . . . . 6
| |
| 10 | 9 | rneqi 4960 |
. . . . 5
|
| 11 | rnun 5145 |
. . . . 5
| |
| 12 | 10, 11 | eqtri 2252 |
. . . 4
|
| 13 | df-pr 3676 |
. . . 4
| |
| 14 | 8, 12, 13 | 3eqtr4g 2289 |
. . 3
|
| 15 | eqimss 3281 |
. . 3
| |
| 16 | 14, 15 | syl 14 |
. 2
|
| 17 | df-f 5330 |
. 2
| |
| 18 | 1, 16, 17 | sylanbrc 417 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 619 ax-in2 620 ax-io 716 ax-5 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-10 1553 ax-11 1554 ax-i12 1555 ax-bndl 1557 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-14 2205 ax-ext 2213 ax-sep 4207 ax-pow 4264 ax-pr 4299 |
| This theorem depends on definitions: df-bi 117 df-3an 1006 df-tru 1400 df-fal 1403 df-nf 1509 df-sb 1811 df-eu 2082 df-mo 2083 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2363 df-ne 2403 df-ral 2515 df-rex 2516 df-v 2804 df-dif 3202 df-un 3204 df-in 3206 df-ss 3213 df-nul 3495 df-pw 3654 df-sn 3675 df-pr 3676 df-op 3678 df-br 4089 df-opab 4151 df-id 4390 df-xp 4731 df-rel 4732 df-cnv 4733 df-co 4734 df-dm 4735 df-rn 4736 df-fun 5328 df-fn 5329 df-f 5330 |
| This theorem is referenced by: ftpg 5837 |
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