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| Mirrors > Home > ILE Home > Th. List > funeqd | Unicode version | ||
| Description: Equality deduction for the function predicate. (Contributed by NM, 23-Feb-2013.) |
| Ref | Expression |
|---|---|
| funeqd.1 |
|
| Ref | Expression |
|---|---|
| funeqd |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | funeqd.1 |
. 2
| |
| 2 | funeq 5353 |
. 2
| |
| 3 | 1, 2 | syl 14 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-ext 2213 |
| This theorem depends on definitions: df-bi 117 df-nf 1510 df-sb 1811 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2364 df-in 3207 df-ss 3214 df-br 4094 df-opab 4156 df-rel 4738 df-cnv 4739 df-co 4740 df-fun 5335 |
| This theorem is referenced by: funopg 5367 funsng 5383 funcnvuni 5406 f1eq1 5546 f1ssf1 5624 funopsn 5838 frecuzrdgtclt 10729 fundm2domnop0 11158 shftfn 11447 ennnfonelemfun 13101 ennnfonelemf1 13102 isstruct2im 13155 isstruct2r 13156 structfung 13162 setsfun 13180 setsfun0 13181 strslfv3 13191 uhgrspansubgrlem 16200 p1evtxdeqfilem 16235 istrl 16309 trlsegvdeglem2 16385 trlsegvdeglem3 16386 funmptd 16504 |
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