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| Mirrors > Home > ILE Home > Th. List > nfri | Unicode version | ||
| Description: Consequence of the definition of not-free. (Contributed by Mario Carneiro, 11-Aug-2016.) | 
| Ref | Expression | 
|---|---|
| nfri.1 | 
 | 
| Ref | Expression | 
|---|---|
| nfri | 
 | 
| Step | Hyp | Ref | Expression | 
|---|---|---|---|
| 1 | nfri.1 | 
. 2
 | |
| 2 | nfr 1532 | 
. 2
 | |
| 3 | 1, 2 | ax-mp 5 | 
1
 | 
| 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 106 ax-4 1524 | 
| This theorem depends on definitions: df-bi 117 df-nf 1475 | 
| This theorem is referenced by: alimd 1535 alrimi 1536 nfd 1537 nfrimi 1539 nfbidf 1553 19.3 1568 nfan1 1578 nfim1 1585 nfor 1588 nfimd 1599 exlimi 1608 exlimd 1611 eximd 1626 albid 1629 exbid 1630 nfex 1651 19.9 1658 nf2 1682 nf3 1683 spim 1752 cbv2 1763 cbvexv1 1766 cbval 1768 cbvex 1770 nfald 1774 nfexd 1775 sbf 1791 nfs1f 1794 sbied 1802 sbie 1805 nfs1 1823 equs5or 1844 sb4or 1847 sbid2 1864 cbvexd 1942 hbsb 1968 sbco2yz 1982 sbco2 1984 sbco3v 1988 sbcomxyyz 1991 nfsbd 1996 hbeu 2066 mo23 2086 mor 2087 eu2 2089 eu3 2091 mo2r 2097 mo3 2099 mo2dc 2100 moexexdc 2129 nfsab 2188 nfcrii 2332 bj-sbime 15419 | 
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