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| Description: Ordered pair with function value. Part of Theorem 4.3(i) of [Monk1] p. 41. |
| Ref | Expression |
|---|---|
| funfvop |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | fvex 3671 |
. . 3
| |
| 2 | 1 | isseti 1790 |
. 2
|
| 3 | visset 1788 |
. . . . . . 7
| |
| 4 | 3 | funopfvb 3695 |
. . . . . 6
|
| 5 | opeq2 2457 |
. . . . . . . 8
| |
| 6 | 5 | eleq1d 1516 |
. . . . . . 7
|
| 7 | 6 | biimprcd 156 |
. . . . . 6
|
| 8 | 4, 7 | syl6bi 214 |
. . . . 5
|
| 9 | 8 | pm2.43d 65 |
. . . 4
|
| 10 | eqcom 1453 |
. . . 4
| |
| 11 | 9, 10 | syl5ib 206 |
. . 3
|
| 12 | 11 | 19.23adv 1198 |
. 2
|
| 13 | 2, 12 | mpi 44 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: fvimacnv 3744 fnopfv 3750 fvelrn 3751 dff2 3756 funfvima3 3793 fundmen 4363 adjt 9987 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-4 951 ax-5 952 ax-6 953 ax-7 954 ax-gen 955 ax-8 1101 ax-9 1102 ax-10 1103 ax-12 1104 ax-13 1107 ax-14 1108 ax-11 1180 ax-17 1190 ax-16 1194 ax-11o 1202 ax-ext 1436 ax-sep 2671 ax-nul 2678 ax-pow 2710 ax-pr 2747 ax-un 2830 |
| This theorem depends on definitions: df-bi 147 df-or 224 df-an 225 df-ex 957 df-sb 1155 df-eu 1359 df-mo 1360 df-clab 1441 df-cleq 1446 df-clel 1449 df-ne 1563 df-rex 1626 df-v 1787 df-dif 2020 df-un 2021 df-in 2022 df-ss 2024 df-nul 2252 df-pw 2373 df-sn 2383 df-pr 2384 df-op 2387 df-uni 2472 df-br 2588 df-opab 2635 df-id 2797 df-xp 3147 df-cnv 3149 df-co 3150 df-dm 3151 df-rn 3152 df-res 3153 df-ima 3154 df-fun 3155 df-fn 3156 df-fv 3161 |