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Mirrors > Home > MPE Home > Th. List > Mathboxes > e1111 | Structured version Visualization version Unicode version |
Description: A virtual deduction elimination rule. (Contributed by Alan Sare, 6-Mar-2012.) (Proof modification is discouraged.) (New usage is discouraged.) |
Ref | Expression |
---|---|
e1111.1 | |
e1111.2 | |
e1111.3 | |
e1111.4 | |
e1111.5 |
Ref | Expression |
---|---|
e1111 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | e1111.1 | . . . 4 | |
2 | 1 | in1 38787 | . . 3 |
3 | e1111.2 | . . . 4 | |
4 | 3 | in1 38787 | . . 3 |
5 | e1111.3 | . . . 4 | |
6 | 5 | in1 38787 | . . 3 |
7 | e1111.4 | . . . 4 | |
8 | 7 | in1 38787 | . . 3 |
9 | e1111.5 | . . 3 | |
10 | 2, 4, 6, 8, 9 | ee1111 38722 | . 2 |
11 | 10 | dfvd1ir 38789 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wi 4 wvd1 38785 |
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 df-vd1 38786 |
This theorem is referenced by: trsbcVD 39113 |
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