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Mathbox for Scott Fenton |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > exnel | Structured version Visualization version Unicode version |
Description: There is always a set not
in ![]() |
Ref | Expression |
---|---|
exnel |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | elirrv 8504 |
. 2
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2 | 1 | nfth 1727 |
. . 3
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3 | ax8 1996 |
. . . 4
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4 | 3 | con3d 148 |
. . 3
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5 | 2, 4 | spime 2256 |
. 2
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6 | 1, 5 | ax-mp 5 |
1
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Colors of variables: wff setvar class |
Syntax hints: ![]() ![]() |
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-reg 8497 |
This theorem depends on definitions: df-bi 197 df-or 385 df-an 386 df-tru 1486 df-ex 1705 df-nf 1710 df-sb 1881 df-clab 2609 df-cleq 2615 df-clel 2618 df-nfc 2753 df-ral 2917 df-rex 2918 df-v 3202 df-dif 3577 df-un 3579 df-nul 3916 df-sn 4178 df-pr 4180 |
This theorem is referenced by: (None) |
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