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Mirrors > Home > ILE Home > Th. List > 3bitr4rd | Unicode version |
Description: Deduction from transitivity of biconditional. (Contributed by NM, 4-Aug-2006.) |
Ref | Expression |
---|---|
3bitr4d.1 | |
3bitr4d.2 | |
3bitr4d.3 |
Ref | Expression |
---|---|
3bitr4rd |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 3bitr4d.3 | . . 3 | |
2 | 3bitr4d.1 | . . 3 | |
3 | 1, 2 | bitr4d 189 | . 2 |
4 | 3bitr4d.2 | . 2 | |
5 | 3, 4 | bitr4d 189 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wb 103 |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia1 104 ax-ia2 105 ax-ia3 106 |
This theorem depends on definitions: df-bi 115 |
This theorem is referenced by: inimasn 4761 dmfco 5262 ltanqg 6590 genpassl 6714 genpassu 6715 ltexprlemloc 6797 caucvgprlemcanl 6834 cauappcvgprlemladdrl 6847 caucvgprlemladdrl 6868 caucvgprprlemaddq 6898 apneg 7711 lemuldiv 7959 msq11 7980 negiso 8033 avglt2 8270 iooshf 8975 qtri3or 9252 sq11ap 9639 cjap 9793 sqrt11ap 9924 clim2c 10123 climabs0 10146 nndivides 10202 oddnn02np1 10280 oddge22np1 10281 evennn02n 10282 evennn2n 10283 halfleoddlt 10294 |
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