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| Mirrors > Home > ILE Home > Th. List > imaeq2d | Unicode version | ||
| Description: Equality theorem for image. (Contributed by FL, 15-Dec-2006.) |
| Ref | Expression |
|---|---|
| imaeq1d.1 |
|
| Ref | Expression |
|---|---|
| imaeq2d |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | imaeq1d.1 |
. 2
| |
| 2 | imaeq2 5125 |
. 2
| |
| 3 | 1, 2 | syl 14 |
1
|
| Colors of variables: wff set class |
| This proof depends on syntax axioms:
|
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-ext 2220 |
| This proof depends on definitions: df-bi 117 df-3an 1011 df-tru 1405 df-nf 1514 df-sb 1816 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-v 2823 df-un 3224 df-in 3226 df-ss 3233 df-sn 3715 df-pr 3716 df-op 3718 df-br 4132 df-opab 4194 df-xp 4782 df-cnv 4784 df-dm 4786 df-rn 4787 df-res 4788 df-ima 4789 |
| This theorem is used by: imaeq12d 5130 nfimad 5138 elimasng 5158 ressn 5331 foima 5623 f1imacnv 5659 fvco2 5777 fsn2 5885 fncofn 5896 resfunexg 5939 funfvima3 5955 funiunfvdm 5972 isoselem 6029 fnexALT 6344 suppsnopdc 6494 suppcofn 6510 imacosuppfn 6512 eceq1 6846 uniqs2 6873 ecinxp 6888 mapsnd 6974 mapsn 6976 en2 7116 phplem4 7160 phplem4dom 7167 phplem4on 7173 sbthlem2 7280 isbth 7289 resunimafz0 11296 ballotfilemscr 13320 ennnfonelemg 13352 ennnfonelemhf1o 13362 ennnfonelemex 13363 ennnfonelemrn 13368 gsum2dfilem2 14272 gsum2dfi 14273 gsum2d2fi 14274 cnntr 15451 cnptopresti 15464 cnptoprest 15465 eupth2lem3fi 16922 eupth2fi 16925 |
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