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Mirrors > Home > ILE Home > Th. List > nfim1 | Unicode version |
Description: A closed form of nfim 1552. (Contributed by NM, 5-Aug-1993.) (Revised by Mario Carneiro, 24-Sep-2016.) (Proof shortened by Wolf Lammen, 2-Jan-2018.) |
Ref | Expression |
---|---|
nfim1.1 |
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nfim1.2 |
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Ref | Expression |
---|---|
nfim1 |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | nfim1.1 |
. . . 4
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2 | 1 | nfri 1500 |
. . 3
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3 | nfim1.2 |
. . . 4
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4 | 3 | nfrd 1501 |
. . 3
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5 | 2, 4 | hbim1 1550 |
. 2
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6 | 5 | nfi 1439 |
1
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Colors of variables: wff set class |
Syntax hints: ![]() ![]() |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-5 1424 ax-gen 1426 ax-4 1488 ax-ial 1515 ax-i5r 1516 |
This theorem depends on definitions: df-bi 116 df-nf 1438 |
This theorem is referenced by: nfim 1552 cbv1 1723 hbsbd 1958 |
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