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| Mirrors > Home > MPE Home > Th. List > supex | Structured version Visualization version GIF version | ||
| Description: A supremum is a set. (Contributed by NM, 22-May-1999.) |
| Ref | Expression |
|---|---|
| supex.1 | ⊢ 𝑅 Or 𝐴 |
| Ref | Expression |
|---|---|
| supex | ⊢ sup(𝐵, 𝐴, 𝑅) ∈ V |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | supex.1 | . 2 ⊢ 𝑅 Or 𝐴 | |
| 2 | id 22 | . . 3 ⊢ (𝑅 Or 𝐴 → 𝑅 Or 𝐴) | |
| 3 | 2 | supexd 9368 | . 2 ⊢ (𝑅 Or 𝐴 → sup(𝐵, 𝐴, 𝑅) ∈ V) |
| 4 | 1, 3 | ax-mp 5 | 1 ⊢ sup(𝐵, 𝐴, 𝑅) ∈ V |
| Colors of variables: wff setvar class |
| Syntax hints: ∈ wcel 2114 Vcvv 3442 Or wor 5539 supcsup 9355 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-ext 2709 ax-sep 5243 ax-pr 5379 ax-un 7690 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-sb 2069 df-mo 2540 df-clab 2716 df-cleq 2729 df-clel 2812 df-ral 3053 df-rex 3063 df-rmo 3352 df-rab 3402 df-v 3444 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-nul 4288 df-if 4482 df-sn 4583 df-pr 4585 df-op 4589 df-uni 4866 df-br 5101 df-po 5540 df-so 5541 df-sup 9357 |
| This theorem is referenced by: limsupgval 15411 limsupgre 15416 gcdval 16435 pczpre 16787 prmreclem1 16856 prdsdsfn 17397 prdsdsval 17410 xrge0tsms2 24792 mbfsup 25633 mbfinf 25634 itg2val 25697 itg2monolem1 25719 itg2mono 25722 mdegval 26036 mdegxrf 26041 plyeq0lem 26183 dgrval 26201 nmooval 30850 nmopval 31943 nmfnval 31963 lmdvg 34130 esumval 34223 erdszelem3 35406 erdszelem6 35409 supcnvlimsup 46092 limsuplt2 46105 liminfval 46111 limsupge 46113 liminflelimsuplem 46127 fourierdlem79 46537 sge0val 46718 sge0tsms 46732 smflimsuplem1 47172 smflimsuplem2 47173 smflimsuplem4 47175 fsupdm2 47195 |
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