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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 5637 | . 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 2763 | 1 ⊢ (𝐴 “ ∅) = ∅ |
| Colors of variables: wff setvar class |
| Syntax hints: = wceq 1541 ∅c0 4285 ran crn 5625 ↾ cres 5626 “ cima 5627 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-ext 2708 ax-sep 5241 ax-nul 5251 ax-pr 5377 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-sb 2068 df-clab 2715 df-cleq 2728 df-clel 2811 df-rab 3400 df-v 3442 df-dif 3904 df-un 3906 df-in 3908 df-ss 3918 df-nul 4286 df-if 4480 df-sn 4581 df-pr 4583 df-op 4587 df-br 5099 df-opab 5161 df-xp 5630 df-cnv 5632 df-dm 5634 df-rn 5635 df-res 5636 df-ima 5637 |
| This theorem is referenced by: csbima12 6038 relimasn 6044 elimasni 6050 inisegn0 6057 predprc 6296 dffv3 6830 suppco 8148 supp0cosupp0 8150 ecexr 8640 fodomfi 9212 imafiOLD 9216 domunfican 9222 fodomfiOLD 9230 efgrelexlema 19678 dprdsn 19967 cnindis 23236 cnhaus 23298 cmpfi 23352 xkouni 23543 xkoccn 23563 mbfima 25587 ismbf2d 25597 limcnlp 25835 mdeg0 26031 pserulm 26387 old0 27835 made0 27859 neg0s 28022 neg1s 28023 zcuts0 28404 spthispth 29797 dfpth2 29802 pthdlem2 29841 0pth 30200 1pthdlem2 30211 eupth2lemb 30312 disjpreima 32659 imadifxp 32676 2ndimaxp 32724 mptiffisupp 32772 swrdrndisj 33039 gsumpart 33146 esplyfval2 33723 zarclsint 34029 dstrvprob 34629 opelco3 35969 funpartlem 36136 poimirlem1 37818 poimirlem2 37819 poimirlem3 37820 poimirlem4 37821 poimirlem5 37822 poimirlem6 37823 poimirlem7 37824 poimirlem10 37827 poimirlem11 37828 poimirlem12 37829 poimirlem13 37830 poimirlem16 37833 poimirlem17 37834 poimirlem19 37836 poimirlem20 37837 poimirlem22 37839 poimirlem23 37840 poimirlem24 37841 poimirlem25 37842 poimirlem28 37845 poimirlem29 37846 poimirlem31 37848 he0 44021 smfresal 47028 predisj 49052 |
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