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| Mirrors > Home > MPE Home > Th. List > nfsup | Structured version Visualization version GIF version | ||
| Description: Hypothesis builder for supremum. (Contributed by Mario Carneiro, 20-Mar-2014.) |
| Ref | Expression |
|---|---|
| nfsup.1 | ⊢ Ⅎ𝑥𝐴 |
| nfsup.2 | ⊢ Ⅎ𝑥𝐵 |
| nfsup.3 | ⊢ Ⅎ𝑥𝑅 |
| Ref | Expression |
|---|---|
| nfsup | ⊢ Ⅎ𝑥sup(𝐴, 𝐵, 𝑅) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | dfsup2 9439 | . 2 ⊢ sup(𝐴, 𝐵, 𝑅) = ∪ (𝐵 ∖ ((◡𝑅 “ 𝐴) ∪ (𝑅 “ (𝐵 ∖ (◡𝑅 “ 𝐴))))) | |
| 2 | nfsup.2 | . . . 4 ⊢ Ⅎ𝑥𝐵 | |
| 3 | nfsup.3 | . . . . . . 7 ⊢ Ⅎ𝑥𝑅 | |
| 4 | 3 | nfcnv 5855 | . . . . . 6 ⊢ Ⅎ𝑥◡𝑅 |
| 5 | nfsup.1 | . . . . . 6 ⊢ Ⅎ𝑥𝐴 | |
| 6 | 4, 5 | nfima 6063 | . . . . 5 ⊢ Ⅎ𝑥(◡𝑅 “ 𝐴) |
| 7 | 2, 6 | nfdif 4066 | . . . . . 6 ⊢ Ⅎ𝑥(𝐵 ∖ (◡𝑅 “ 𝐴)) |
| 8 | 3, 7 | nfima 6063 | . . . . 5 ⊢ Ⅎ𝑥(𝑅 “ (𝐵 ∖ (◡𝑅 “ 𝐴))) |
| 9 | 6, 8 | nfun 4169 | . . . 4 ⊢ Ⅎ𝑥((◡𝑅 “ 𝐴) ∪ (𝑅 “ (𝐵 ∖ (◡𝑅 “ 𝐴)))) |
| 10 | 2, 9 | nfdif 4066 | . . 3 ⊢ Ⅎ𝑥(𝐵 ∖ ((◡𝑅 “ 𝐴) ∪ (𝑅 “ (𝐵 ∖ (◡𝑅 “ 𝐴))))) |
| 11 | 10 | nfuni 4873 | . 2 ⊢ Ⅎ𝑥∪ (𝐵 ∖ ((◡𝑅 “ 𝐴) ∪ (𝑅 “ (𝐵 ∖ (◡𝑅 “ 𝐴))))) |
| 12 | 1, 11 | nfcxfr 2920 | 1 ⊢ Ⅎ𝑥sup(𝐴, 𝐵, 𝑅) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: Ⅎwnfc 2907 ∖ cdif 4045 ∪ cun 4149 ∪ cuni 4866 ◡ccnv 5649 “ cima 5653 supcsup 9435 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-10 2177 ax-11 2193 ax-12 2212 ax-ext 2732 ax-sep 5248 ax-pr 5390 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2099 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ral 3077 df-rex 3087 df-rab 3413 df-v 3452 df-ss 3896 df-dif 4047 df-in 4091 df-un 4151 df-nul 4279 df-if 4482 df-sn 4585 df-pr 4587 df-op 4835 df-uni 4867 df-br 5103 df-opab 5167 df-xp 5656 df-cnv 5658 df-dm 5660 df-rn 5661 df-res 5662 df-ima 5663 df-sup 9437 |
| This theorem is used by: nfinf 9478 itg2cnlem1 26087 esum2d 34771 nfwlim 36676 totbndbnd 38816 aomclem8 44156 binomcxplemdvbinom 45430 binomcxplemdvsum 45432 binomcxplemnotnn0 45433 ssfiunibd 46418 uzub 46534 limsupubuz 46816 fourierdlem20 47230 fourierdlem31 47241 fourierdlem79 47288 sge0ltfirp 47503 pimdecfgtioc 47818 decsmflem 47869 smfsup 47917 smfsupxr 47919 smflimsup 47931 |
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