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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 5676 | . 2 ⊢ (𝐴 “ ∅) = ran (𝐴 ↾ ∅) | |
| 2 | res0 5984 | . . 3 ⊢ (𝐴 ↾ ∅) = ∅ | |
| 3 | 2 | rneqi 5929 | . 2 ⊢ ran (𝐴 ↾ ∅) = ran ∅ |
| 4 | rn0 5918 | . 2 ⊢ ran ∅ = ∅ | |
| 5 | 1, 3, 4 | 3eqtri 2790 | 1 ⊢ (𝐴 “ ∅) = ∅ |
| Colors of variables: wff setvar class |
| Syntax hints: = wceq 1570 ∅c0 4287 ran crn 5664 ↾ cres 5665 “ cima 5666 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1825 ax-4 1839 ax-5 1940 ax-6 1997 ax-7 2038 ax-8 2145 ax-9 2153 ax-ext 2735 ax-sep 5258 ax-pr 5406 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1810 df-sb 2097 df-clab 2742 df-cleq 2755 df-clel 2838 df-rab 3417 df-v 3457 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-nul 4288 df-if 4489 df-sn 4591 df-pr 4593 df-op 4597 df-br 5111 df-opab 5175 df-xp 5669 df-cnv 5671 df-dm 5673 df-rn 5674 df-res 5675 df-ima 5676 |
| This theorem is referenced by: csbima12 6083 relimasn 6089 elimasni 6095 inisegn0 6102 predprc 6341 dffv3 6879 suppco 8203 supp0cosupp0 8205 ecexr 8700 fodomfi 9273 domunfican 9282 efgrelexlema 19820 dprdsn 20109 cnindis 23430 cnhaus 23492 cmpfi 23546 xkouni 23737 xkoccn 23757 mbfima 25770 ismbf2d 25780 limcnlp 26018 mdeg0 26208 pserulm 26563 old0 28010 made0 28034 neg0s 28197 neg1s 28198 zcuts0 28579 spthispth 30051 dfpth2 30056 pthdlem2 30095 0pth 30454 1pthdlem2 30465 eupth2lemb 30566 disjpreima 32907 imadifxp 32924 2ndimaxp 32969 mptiffisupp 33016 swrdrndisj 33255 gsumpart 33361 esplyfval2 33933 zarclsint 34240 dstrvprob 34840 opelco3 36245 funpartlem 36412 poimirlem1 38250 poimirlem2 38251 poimirlem3 38252 poimirlem4 38253 poimirlem5 38254 poimirlem6 38255 poimirlem7 38256 poimirlem10 38259 poimirlem11 38260 poimirlem12 38261 poimirlem13 38262 poimirlem16 38265 poimirlem17 38266 poimirlem19 38268 poimirlem20 38269 poimirlem22 38271 poimirlem23 38272 poimirlem24 38273 poimirlem25 38274 poimirlem28 38277 poimirlem29 38278 poimirlem31 38280 he0 44490 smfresal 47482 predisj 49566 |
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