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Mirrors > Home > MPE Home > Th. List > Mathboxes > bj-nfalt | Structured version Visualization version Unicode version |
Description: Closed form of nfal 2153. (Contributed by BJ, 2-May-2019.) |
Ref | Expression |
---|---|
bj-nfalt |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | bj-hbalt 32671 |
. . . 4
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2 | 1 | alimi 1739 |
. . 3
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3 | 2 | alcoms 2035 |
. 2
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4 | nf5 2116 |
. . 3
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5 | 4 | albii 1747 |
. 2
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6 | nf5 2116 |
. 2
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7 | 3, 5, 6 | 3imtr4i 281 |
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-10 2019 ax-11 2034 ax-12 2047 |
This theorem depends on definitions: df-bi 197 df-or 385 df-ex 1705 df-nf 1710 |
This theorem is referenced by: bj-dvelimdv1 32835 |
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