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Mirrors > Home > MPE Home > Th. List > imbi2 | Structured version Visualization version Unicode version |
Description: Theorem *4.85 of [WhiteheadRussell] p. 122. (Contributed by NM, 3-Jan-2005.) (Proof shortened by Wolf Lammen, 19-May-2013.) |
Ref | Expression |
---|---|
imbi2 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | id 22 | . 2 | |
2 | 1 | imbi2d 330 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wi 4 wb 196 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 |
This theorem depends on definitions: df-bi 197 |
This theorem is referenced by: relexpindlem 13803 relexpind 13804 ifpbi2 37811 ifpbi3 37812 3impexpbicom 38685 sbcim2g 38748 3impexpbicomVD 39092 sbcim2gVD 39111 csbeq2gVD 39128 con5VD 39136 hbexgVD 39142 ax6e2ndeqVD 39145 2sb5ndVD 39146 ax6e2ndeqALT 39167 2sb5ndALT 39168 |
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