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| Description: Range of the intersection with a cross product. |
| Ref | Expression |
|---|---|
| rninxp |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | dfss3 2070 |
. 2
| |
| 2 | ssrnres 3497 |
. 2
| |
| 3 | ancom 438 |
. . . . . 6
| |
| 4 | visset 1820 |
. . . . . . 7
| |
| 5 | 4 | opelres 3388 |
. . . . . 6
|
| 6 | df-br 2635 |
. . . . . . 7
| |
| 7 | 6 | anbi2i 483 |
. . . . . 6
|
| 8 | 3, 5, 7 | 3bitr4i 183 |
. . . . 5
|
| 9 | 8 | exbii 1055 |
. . . 4
|
| 10 | 4 | elrn2 3365 |
. . . 4
|
| 11 | df-rex 1657 |
. . . 4
| |
| 12 | 9, 10, 11 | 3bitr4i 183 |
. . 3
|
| 13 | 12 | ralbii 1674 |
. 2
|
| 14 | 1, 2, 13 | 3bitr3i 181 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: dminxp 3499 fncnv 3577 exfo 3838 brdom3 4818 brdom5 4819 brdom4 4820 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-7 966 ax-gen 967 ax-8 968 ax-9 969 ax-10 970 ax-11 971 ax-12 972 ax-13 973 ax-14 974 ax-17 975 ax-4 977 ax-5o 979 ax-6o 982 ax-9o 1127 ax-10o 1144 ax-16 1214 ax-11o 1222 ax-ext 1464 ax-sep 2718 ax-pow 2758 ax-pr 2795 |
| This theorem depends on definitions: df-bi 147 df-or 224 df-an 225 df-ex 985 df-sb 1176 df-eu 1386 df-mo 1387 df-clab 1470 df-cleq 1475 df-clel 1478 df-ne 1594 df-ral 1656 df-rex 1657 df-v 1819 df-dif 2060 df-un 2061 df-in 2062 df-ss 2064 df-nul 2292 df-pw 2414 df-sn 2424 df-pr 2425 df-op 2428 df-br 2635 df-opab 2682 df-xp 3200 df-rel 3201 df-cnv 3202 df-dm 3204 df-rn 3205 df-res 3206 |