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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 9418 | . 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 5862 | . . . . . 6 ⊢ Ⅎ𝑥◡𝑅 |
| 5 | nfsup.1 | . . . . . 6 ⊢ Ⅎ𝑥𝐴 | |
| 6 | 4, 5 | nfima 6068 | . . . . 5 ⊢ Ⅎ𝑥(◡𝑅 “ 𝐴) |
| 7 | 2, 6 | nfdif 4080 | . . . . . 6 ⊢ Ⅎ𝑥(𝐵 ∖ (◡𝑅 “ 𝐴)) |
| 8 | 3, 7 | nfima 6068 | . . . . 5 ⊢ Ⅎ𝑥(𝑅 “ (𝐵 ∖ (◡𝑅 “ 𝐴))) |
| 9 | 6, 8 | nfun 4120 | . . . 4 ⊢ Ⅎ𝑥((◡𝑅 “ 𝐴) ∪ (𝑅 “ (𝐵 ∖ (◡𝑅 “ 𝐴)))) |
| 10 | 2, 9 | nfdif 4080 | . . 3 ⊢ Ⅎ𝑥(𝐵 ∖ ((◡𝑅 “ 𝐴) ∪ (𝑅 “ (𝐵 ∖ (◡𝑅 “ 𝐴))))) |
| 11 | 10 | nfuni 4877 | . 2 ⊢ Ⅎ𝑥∪ (𝐵 ∖ ((◡𝑅 “ 𝐴) ∪ (𝑅 “ (𝐵 ∖ (◡𝑅 “ 𝐴))))) |
| 12 | 1, 11 | nfcxfr 2922 | 1 ⊢ Ⅎ𝑥sup(𝐴, 𝐵, 𝑅) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: Ⅎwnfc 2909 ∖ cdif 3899 ∪ cun 3900 ∪ cuni 4870 ◡ccnv 5658 “ cima 5662 supcsup 9414 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2215 ax-ext 2734 ax-sep 5255 ax-pr 5402 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-clab 2741 df-cleq 2754 df-clel 2837 df-nfc 2911 df-ral 3079 df-rex 3089 df-rab 3415 df-v 3455 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-nul 4283 df-if 4486 df-sn 4588 df-pr 4590 df-op 4594 df-uni 4871 df-br 5108 df-opab 5172 df-xp 5665 df-cnv 5667 df-dm 5669 df-rn 5670 df-res 5671 df-ima 5672 df-sup 9416 |
| This theorem is used by: nfinf 9457 itg2cnlem1 25995 esum2d 34611 nfwlim 36407 totbndbnd 38547 aomclem8 43910 binomcxplemdvbinom 45185 binomcxplemdvsum 45187 binomcxplemnotnn0 45188 ssfiunibd 46150 uzub 46267 limsupubuz 46549 fourierdlem20 46963 fourierdlem31 46974 fourierdlem79 47021 sge0ltfirp 47236 pimdecfgtioc 47551 decsmflem 47602 smfsup 47650 smfsupxr 47652 smflimsup 47664 |
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