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Mirrors > Home > MPE Home > Th. List > nfs1 | Structured version Visualization version Unicode version |
Description: If ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
Ref | Expression |
---|---|
nfs1.1 |
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Ref | Expression |
---|---|
nfs1 |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | nfs1.1 |
. . . 4
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2 | 1 | nfri 1956 |
. . 3
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3 | 2 | hbsb3 2193 |
. 2
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4 | 3 | nfi 1677 |
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 1672 ax-4 1685 ax-5 1761 ax-6 1808 ax-7 1854 ax-10 1918 ax-12 1936 ax-13 2091 |
This theorem depends on definitions: df-bi 190 df-an 377 df-ex 1667 df-nf 1671 df-sb 1801 |
This theorem is referenced by: sb8 2253 sb8e 2254 |
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