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| Mirrors > Home > ILE Home > Th. List > fncnv | Unicode version | ||
| Description: Single-rootedness (see funcnv 4960) of a class cut down by a cross product. (Contributed by NM, 5-Mar-2007.) |
| Ref | Expression |
|---|---|
| fncnv |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-fn 4905 |
. 2
| |
| 2 | df-rn 4356 |
. . . 4
| |
| 3 | 2 | eqeq1i 2047 |
. . 3
|
| 4 | 3 | anbi2i 430 |
. 2
|
| 5 | rninxp 4764 |
. . . . 5
| |
| 6 | 5 | anbi1i 431 |
. . . 4
|
| 7 | funcnv 4960 |
. . . . . 6
| |
| 8 | raleq 2505 |
. . . . . . 7
| |
| 9 | biimt 230 |
. . . . . . . . 9
| |
| 10 | moanimv 1975 |
. . . . . . . . . 10
| |
| 11 | brinxp2 4407 |
. . . . . . . . . . . 12
| |
| 12 | 3anan12 897 |
. . . . . . . . . . . 12
| |
| 13 | 11, 12 | bitri 173 |
. . . . . . . . . . 11
|
| 14 | 13 | mobii 1937 |
. . . . . . . . . 10
|
| 15 | df-rmo 2314 |
. . . . . . . . . . 11
| |
| 16 | 15 | imbi2i 215 |
. . . . . . . . . 10
|
| 17 | 10, 14, 16 | 3bitr4i 201 |
. . . . . . . . 9
|
| 18 | 9, 17 | syl6rbbr 188 |
. . . . . . . 8
|
| 19 | 18 | ralbiia 2338 |
. . . . . . 7
|
| 20 | 8, 19 | syl6bb 185 |
. . . . . 6
|
| 21 | 7, 20 | syl5bb 181 |
. . . . 5
|
| 22 | 21 | pm5.32i 427 |
. . . 4
|
| 23 | r19.26 2441 |
. . . 4
| |
| 24 | 6, 22, 23 | 3bitr4i 201 |
. . 3
|
| 25 | ancom 253 |
. . 3
| |
| 26 | reu5 2522 |
. . . 4
| |
| 27 | 26 | ralbii 2330 |
. . 3
|
| 28 | 24, 25, 27 | 3bitr4i 201 |
. 2
|
| 29 | 1, 4, 28 | 3bitr2i 197 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| 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-14 1405 ax-17 1419 ax-i9 1423 ax-ial 1427 ax-i5r 1428 ax-ext 2022 ax-sep 3875 ax-pow 3927 ax-pr 3944 |
| This theorem depends on definitions: df-bi 110 df-3an 887 df-tru 1246 df-nf 1350 df-sb 1646 df-eu 1903 df-mo 1904 df-clab 2027 df-cleq 2033 df-clel 2036 df-nfc 2167 df-ral 2311 df-rex 2312 df-reu 2313 df-rmo 2314 df-v 2559 df-un 2922 df-in 2924 df-ss 2931 df-pw 3361 df-sn 3381 df-pr 3382 df-op 3384 df-br 3765 df-opab 3819 df-id 4030 df-xp 4351 df-rel 4352 df-cnv 4353 df-co 4354 df-dm 4355 df-rn 4356 df-res 4357 df-ima 4358 df-fun 4904 df-fn 4905 |
| This theorem is referenced by: (None) |
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