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Mirrors > Home > MPE Home > Th. List > nfnf1 | Structured version Visualization version Unicode version |
Description: ![]() ![]() ![]() ![]() |
Ref | Expression |
---|---|
nfnf1 |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-nf 1676 |
. 2
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2 | nfa1 1999 |
. 2
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3 | 1, 2 | nfxfr 1704 |
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 1677 ax-4 1690 ax-5 1766 ax-6 1813 ax-7 1859 ax-10 1932 ax-12 1950 |
This theorem depends on definitions: df-bi 190 df-ex 1672 df-nf 1676 |
This theorem is referenced by: nfnt 2002 nfimd 2020 nfald 2053 nfeqf2 2148 nfsb4t 2238 nfnfc1 2615 sbcnestgf 3788 dfnfc2 4208 bj-sbf4 31508 wl-equsal1t 31944 wl-sb6rft 31947 wl-sb8t 31950 wl-mo2tf 31970 wl-eutf 31972 wl-mo2t 31974 wl-mo3t 31975 wl-sb8eut 31976 |
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