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| Mirrors > Home > MPE Home > Th. List > ima0 | Structured version Visualization version GIF version | ||
| Description: Image of the empty set. Theorem 3.16(ii) of [Monk1] p. 38. (Contributed by NM, 20-May-1998.) |
| Ref | Expression |
|---|---|
| ima0 | ⊢ (𝐴 “ ∅) = ∅ |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-ima 5638 | . 2 ⊢ (𝐴 “ ∅) = ran (𝐴 ↾ ∅) | |
| 2 | res0 5942 | . . 3 ⊢ (𝐴 ↾ ∅) = ∅ | |
| 3 | 2 | rneqi 5886 | . 2 ⊢ ran (𝐴 ↾ ∅) = ran ∅ |
| 4 | rn0 5875 | . 2 ⊢ ran ∅ = ∅ | |
| 5 | 1, 3, 4 | 3eqtri 2767 | 1 ⊢ (𝐴 “ ∅) = ∅ |
| Colors of variables: wff setvar class |
| Syntax hints: = wceq 1547 ∅c0 4268 ran crn 5626 ↾ cres 5627 “ cima 5628 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-ext 2712 ax-sep 5225 ax-pr 5369 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-or 854 df-3an 1094 df-tru 1550 df-fal 1560 df-ex 1787 df-sb 2074 df-clab 2719 df-cleq 2732 df-clel 2815 df-rab 3393 df-v 3434 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-nul 4269 df-if 4462 df-sn 4563 df-pr 4565 df-op 4569 df-br 5080 df-opab 5142 df-xp 5631 df-cnv 5633 df-dm 5635 df-rn 5636 df-res 5637 df-ima 5638 |
| This theorem is referenced by: csbima12 6038 relimasn 6044 elimasni 6050 inisegn0 6057 predprc 6296 dffv3 6830 suppco 8153 supp0cosupp0 8155 ecexr 8645 fodomfi 9219 imafiOLD 9223 domunfican 9229 fodomfiOLD 9237 efgrelexlema 19722 dprdsn 20011 cnindis 23282 cnhaus 23344 cmpfi 23398 xkouni 23589 xkoccn 23609 mbfima 25622 ismbf2d 25632 limcnlp 25870 mdeg0 26060 pserulm 26412 old0 27856 made0 27880 neg0s 28043 neg1s 28044 zcuts0 28425 spthispth 29817 dfpth2 29822 pthdlem2 29861 0pth 30220 1pthdlem2 30231 eupth2lemb 30332 disjpreima 32680 imadifxp 32697 2ndimaxp 32745 mptiffisupp 32792 swrdrndisj 33043 gsumpart 33151 esplyfval2 33756 zarclsint 34063 dstrvprob 34663 opelco3 36010 funpartlem 36177 poimirlem1 37995 poimirlem2 37996 poimirlem3 37997 poimirlem4 37998 poimirlem5 37999 poimirlem6 38000 poimirlem7 38001 poimirlem10 38004 poimirlem11 38005 poimirlem12 38006 poimirlem13 38007 poimirlem16 38010 poimirlem17 38011 poimirlem19 38013 poimirlem20 38014 poimirlem22 38016 poimirlem23 38017 poimirlem24 38018 poimirlem25 38019 poimirlem28 38022 poimirlem29 38023 poimirlem31 38025 he0 44235 smfresal 47238 predisj 49308 |
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