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| Description: Existence of a function expressed as class of ordered pairs. |
| Ref | Expression |
|---|---|
| opabex2.1 |
|
| Ref | Expression |
|---|---|
| opabex2 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | opabex2.1 |
. 2
| |
| 2 | moeq 1916 |
. . 3
| |
| 3 | 2 | a1i 8 |
. 2
|
| 4 | 1, 3 | opabex 3601 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: fopabex2 3604 pw2en 4432 mapxpen 4481 xpmapenlem2 4483 aceq4 4714 aceq6a 4721 seq1val 6257 shftfval 6287 seqzres2 6501 fsum1 6951 fsump1 6952 climsub 7074 iserzabs 7123 isumclim3t 7143 isummulc1 7155 isummulc1ALT 7156 infcvg 7167 geolim1i 7181 geosum 7184 geoisum 7185 geoisum1 7187 geoisum1c 7188 dfef2 7257 efclt 7262 efcvgfsum 7265 reefcl 7267 efcj 7286 efge1 7350 efge1p 7351 absefm1le 7360 lmfex 7910 addcn 7936 subcn 7937 mulcn 7938 sqcn 8283 nmofval 8370 minveceu 8527 htthlem3 8565 htthlem11 8573 pjmvalt 9176 hosmvalt 9451 hommvalt 9452 hodmvalt 9453 hfsmvalt 9454 hfmmvalt 9455 pjmfn 9600 eigvalvalt 9763 bravalt 9806 kbvalt 9815 rnbra 9978 bra11 9979 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-7 960 ax-gen 961 ax-8 962 ax-9 963 ax-10 964 ax-11 965 ax-12 966 ax-13 967 ax-14 968 ax-17 969 ax-4 971 ax-5o 973 ax-6o 976 ax-9o 1121 ax-10o 1138 ax-16 1208 ax-11o 1216 ax-ext 1457 ax-rep 2688 ax-sep 2698 ax-pow 2737 ax-pr 2774 ax-un 2861 |
| This theorem depends on definitions: df-bi 147 df-or 224 df-an 225 df-ex 979 df-sb 1170 df-eu 1380 df-mo 1381 df-clab 1462 df-cleq 1467 df-clel 1470 df-ne 1584 df-rex 1647 df-v 1808 df-dif 2045 df-un 2046 df-in 2047 df-ss 2049 df-nul 2277 df-pw 2398 df-sn 2408 df-pr 2409 df-op 2412 df-uni 2499 df-br 2615 df-opab 2662 df-id 2830 df-xp 3179 df-rel 3180 df-cnv 3181 df-co 3182 df-dm 3183 df-rn 3184 df-res 3185 df-ima 3186 df-fun 3187 df-fn 3188 |