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Mirrors > Home > MPE Home > Th. List > infex | Structured version Visualization version Unicode version |
Description: An infimum is a set. (Contributed by AV, 3-Sep-2020.) |
Ref | Expression |
---|---|
infex.1 |
Ref | Expression |
---|---|
infex | inf |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | infex.1 | . 2 | |
2 | id 22 | . . 3 | |
3 | 2 | infexd 8389 | . 2 inf |
4 | 1, 3 | ax-mp 5 | 1 inf |
Colors of variables: wff setvar class |
Syntax hints: wcel 1990 cvv 3200 wor 5034 infcinf 8347 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1722 ax-4 1737 ax-5 1839 ax-6 1888 ax-7 1935 ax-8 1992 ax-9 1999 ax-10 2019 ax-11 2034 ax-12 2047 ax-13 2246 ax-ext 2602 ax-sep 4781 ax-nul 4789 ax-pr 4906 ax-un 6949 |
This theorem depends on definitions: df-bi 197 df-or 385 df-an 386 df-3or 1038 df-3an 1039 df-tru 1486 df-ex 1705 df-nf 1710 df-sb 1881 df-eu 2474 df-mo 2475 df-clab 2609 df-cleq 2615 df-clel 2618 df-nfc 2753 df-ne 2795 df-ral 2917 df-rex 2918 df-rmo 2920 df-rab 2921 df-v 3202 df-dif 3577 df-un 3579 df-in 3581 df-ss 3588 df-nul 3916 df-if 4087 df-sn 4178 df-pr 4180 df-op 4184 df-uni 4437 df-br 4654 df-opab 4713 df-po 5035 df-so 5036 df-cnv 5122 df-sup 8348 df-inf 8349 |
This theorem is referenced by: limsupval 14205 lcmval 15305 odzval 15496 ramval 15712 imasdsfn 16174 imasdsval 16175 odval 17953 odf 17956 gexval 17993 nmoval 22519 metdsval 22650 ovolval 23242 ovolf 23250 elqaalem1 24074 elqaalem3 24076 ballotlemi 30562 pellfundval 37444 dgraaval 37714 dgraaf 37717 liminfgval 39994 liminfval2 40000 ovnval2 40759 |
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