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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 9347 | . 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 5827 | . . . . . 6 ⊢ Ⅎ𝑥◡𝑅 |
| 5 | nfsup.1 | . . . . . 6 ⊢ Ⅎ𝑥𝐴 | |
| 6 | 4, 5 | nfima 6027 | . . . . 5 ⊢ Ⅎ𝑥(◡𝑅 “ 𝐴) |
| 7 | 2, 6 | nfdif 4081 | . . . . . 6 ⊢ Ⅎ𝑥(𝐵 ∖ (◡𝑅 “ 𝐴)) |
| 8 | 3, 7 | nfima 6027 | . . . . 5 ⊢ Ⅎ𝑥(𝑅 “ (𝐵 ∖ (◡𝑅 “ 𝐴))) |
| 9 | 6, 8 | nfun 4122 | . . . 4 ⊢ Ⅎ𝑥((◡𝑅 “ 𝐴) ∪ (𝑅 “ (𝐵 ∖ (◡𝑅 “ 𝐴)))) |
| 10 | 2, 9 | nfdif 4081 | . . 3 ⊢ Ⅎ𝑥(𝐵 ∖ ((◡𝑅 “ 𝐴) ∪ (𝑅 “ (𝐵 ∖ (◡𝑅 “ 𝐴))))) |
| 11 | 10 | nfuni 4870 | . 2 ⊢ Ⅎ𝑥∪ (𝐵 ∖ ((◡𝑅 “ 𝐴) ∪ (𝑅 “ (𝐵 ∖ (◡𝑅 “ 𝐴))))) |
| 12 | 1, 11 | nfcxfr 2896 | 1 ⊢ Ⅎ𝑥sup(𝐴, 𝐵, 𝑅) |
| Colors of variables: wff setvar class |
| Syntax hints: Ⅎwnfc 2883 ∖ cdif 3898 ∪ cun 3899 ∪ cuni 4863 ◡ccnv 5623 “ cima 5627 supcsup 9343 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-10 2146 ax-11 2162 ax-12 2184 ax-ext 2708 ax-sep 5241 ax-nul 5251 ax-pr 5377 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-clab 2715 df-cleq 2728 df-clel 2811 df-nfc 2885 df-ral 3052 df-rex 3061 df-rab 3400 df-v 3442 df-dif 3904 df-un 3906 df-in 3908 df-ss 3918 df-nul 4286 df-if 4480 df-sn 4581 df-pr 4583 df-op 4587 df-uni 4864 df-br 5099 df-opab 5161 df-xp 5630 df-cnv 5632 df-dm 5634 df-rn 5635 df-res 5636 df-ima 5637 df-sup 9345 |
| This theorem is referenced by: nfinf 9386 itg2cnlem1 25718 esum2d 34250 nfwlim 36014 totbndbnd 37986 aomclem8 43299 binomcxplemdvbinom 44590 binomcxplemdvsum 44592 binomcxplemnotnn0 44593 ssfiunibd 45553 uzub 45671 limsupubuz 45953 fourierdlem20 46367 fourierdlem31 46378 fourierdlem79 46425 sge0ltfirp 46640 pimdecfgtioc 46955 decsmflem 47006 smfsup 47054 smfsupxr 47056 smflimsup 47068 |
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