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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 5593 | . 2 ⊢ (𝐴 “ 𝐵) = ran (𝐴 ↾ 𝐵) | |
2 | nfima.1 | . . . 4 ⊢ Ⅎ𝑥𝐴 | |
3 | nfima.2 | . . . 4 ⊢ Ⅎ𝑥𝐵 | |
4 | 2, 3 | nfres 5882 | . . 3 ⊢ Ⅎ𝑥(𝐴 ↾ 𝐵) |
5 | 4 | nfrn 5850 | . 2 ⊢ Ⅎ𝑥ran (𝐴 ↾ 𝐵) |
6 | 1, 5 | nfcxfr 2904 | 1 ⊢ Ⅎ𝑥(𝐴 “ 𝐵) |
Colors of variables: wff setvar class |
Syntax hints: Ⅎwnfc 2886 ran crn 5581 ↾ cres 5582 “ cima 5583 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1799 ax-4 1813 ax-5 1914 ax-6 1972 ax-7 2012 ax-8 2110 ax-9 2118 ax-10 2139 ax-11 2156 ax-12 2173 ax-ext 2709 |
This theorem depends on definitions: df-bi 206 df-an 396 df-or 844 df-3an 1087 df-tru 1542 df-fal 1552 df-ex 1784 df-nf 1788 df-sb 2069 df-clab 2716 df-cleq 2730 df-clel 2817 df-nfc 2888 df-rab 3072 df-v 3424 df-dif 3886 df-un 3888 df-in 3890 df-nul 4254 df-if 4457 df-sn 4559 df-pr 4561 df-op 4565 df-br 5071 df-opab 5133 df-xp 5586 df-cnv 5588 df-dm 5590 df-rn 5591 df-res 5592 df-ima 5593 |
This theorem is referenced by: nfimad 5967 csbima12 5976 nfpred 6196 nfsup 9140 nfoi 9203 nfseq 13659 gsum2d2 19490 ptbasfi 22640 mbfposr 24721 itg1climres 24784 limciun 24963 funimass4f 30873 poimirlem16 35720 poimirlem19 35723 aomclem8 40802 areaquad 40963 nfcoll 41763 binomcxplemdvbinom 41860 binomcxplemdvsum 41862 binomcxplemnotnn0 41863 rfcnpre1 42451 rfcnpre2 42463 smfpimcc 44228 |
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