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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 1920 |
. . 3
| |
| 3 | 2 | a1i 8 |
. 2
|
| 4 | 1, 3 | opabex 3609 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: fopabex2 3612 pw2en 4446 mapxpen 4495 xpmapenlem2 4497 aceq4 4734 aceq6a 4741 seq1val 6312 shftfval 6342 seqzres2 6561 fsum1 7005 fsump1 7006 climsub 7130 iserzabs 7179 isumclim3t 7200 isummulc1 7212 isummulc1ALT 7213 infcvg 7224 geolim1i 7238 geosum 7241 geoisum 7242 geoisum1 7244 geoisum1c 7245 dfef2 7307 efclt 7312 efcvgfsum 7315 reefcl 7317 efcj 7336 efge1 7401 efge1p 7402 absefm1le 7412 lmfex 7959 addcn 7986 subcn 7987 mulcn 7988 sqcn 8335 nmofval 8425 minveceu 8583 htthlem3 8622 htthlem11 8630 pjmvalt 9238 hosmvalt 9511 hommvalt 9512 hodmvalt 9513 hfsmvalt 9514 hfmmvalt 9515 pjmfn 9660 eigvalvalt 9823 bravalt 9867 kbvalt 9876 rnbra 10040 bra11 10041 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-7 962 ax-gen 963 ax-8 964 ax-9 965 ax-10 966 ax-11 967 ax-12 968 ax-13 969 ax-14 970 ax-17 971 ax-4 973 ax-5o 975 ax-6o 978 ax-9o 1123 ax-10o 1140 ax-16 1210 ax-11o 1218 ax-ext 1459 ax-rep 2693 ax-sep 2703 ax-pow 2742 ax-pr 2779 ax-un 2866 |
| This theorem depends on definitions: df-bi 147 df-or 224 df-an 225 df-ex 981 df-sb 1172 df-eu 1382 df-mo 1383 df-clab 1464 df-cleq 1469 df-clel 1472 df-ne 1587 df-rex 1650 df-v 1812 df-dif 2049 df-un 2050 df-in 2051 df-ss 2053 df-nul 2281 df-pw 2402 df-sn 2412 df-pr 2413 df-op 2416 df-uni 2504 df-br 2620 df-opab 2667 df-id 2835 df-xp 3184 df-rel 3185 df-cnv 3186 df-co 3187 df-dm 3188 df-rn 3189 df-res 3190 df-ima 3191 df-fun 3192 df-fn 3193 |