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| Mirrors > Home > MPE Home > Th. List > nfima | Structured version Visualization version GIF version | ||
| Description: Bound-variable hypothesis builder for image. (Contributed by NM, 30-Dec-1996.) (Proof shortened by Andrew Salmon, 27-Aug-2011.) |
| Ref | Expression |
|---|---|
| nfima.1 | ⊢ Ⅎ𝑥𝐴 |
| nfima.2 | ⊢ Ⅎ𝑥𝐵 |
| Ref | Expression |
|---|---|
| nfima | ⊢ Ⅎ𝑥(𝐴 “ 𝐵) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-ima 5654 | . 2 ⊢ (𝐴 “ 𝐵) = ran (𝐴 ↾ 𝐵) | |
| 2 | nfima.1 | . . . 4 ⊢ Ⅎ𝑥𝐴 | |
| 3 | nfima.2 | . . . 4 ⊢ Ⅎ𝑥𝐵 | |
| 4 | 2, 3 | nfres 5955 | . . 3 ⊢ Ⅎ𝑥(𝐴 ↾ 𝐵) |
| 5 | 4 | nfrn 5919 | . 2 ⊢ Ⅎ𝑥ran (𝐴 ↾ 𝐵) |
| 6 | 1, 5 | nfcxfr 2890 | 1 ⊢ Ⅎ𝑥(𝐴 “ 𝐵) |
| Colors of variables: wff setvar class |
| Syntax hints: Ⅎwnfc 2877 ran crn 5642 ↾ cres 5643 “ cima 5644 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2008 ax-8 2111 ax-9 2119 ax-10 2142 ax-11 2158 ax-12 2178 ax-ext 2702 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2066 df-clab 2709 df-cleq 2722 df-clel 2804 df-nfc 2879 df-rab 3409 df-v 3452 df-dif 3920 df-un 3922 df-in 3924 df-ss 3934 df-nul 4300 df-if 4492 df-sn 4593 df-pr 4595 df-op 4599 df-br 5111 df-opab 5173 df-xp 5647 df-cnv 5649 df-dm 5651 df-rn 5652 df-res 5653 df-ima 5654 |
| This theorem is referenced by: nfimad 6043 csbima12 6053 nfpred 6282 nfsup 9409 nfoi 9474 nfseq 13983 gsum2d2 19911 ptbasfi 23475 mbfposr 25560 itg1climres 25622 limciun 25802 nfseqs 28188 funimass4f 32568 poimirlem16 37637 poimirlem19 37640 aomclem8 43057 areaquad 43212 nfcoll 44252 binomcxplemdvbinom 44349 binomcxplemdvsum 44351 binomcxplemnotnn0 44352 rfcnpre1 45020 rfcnpre2 45032 smfpimcc 46813 |
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