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Mirrors > Home > MPE Home > Th. List > rblem1 | Structured version Visualization version Unicode version |
Description: Used to rederive the Lukasiewicz axioms from Russell-Bernays'. (Contributed by Anthony Hart, 18-Aug-2011.) (Proof modification is discouraged.) (New usage is discouraged.) |
Ref | Expression |
---|---|
rblem1.1 | |
rblem1.2 |
Ref | Expression |
---|---|
rblem1 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | rblem1.2 | . . 3 | |
2 | rb-ax1 1677 | . . 3 | |
3 | 1, 2 | anmp 1676 | . 2 |
4 | rb-ax2 1678 | . . 3 | |
5 | rblem1.1 | . . . . 5 | |
6 | rb-ax1 1677 | . . . . 5 | |
7 | 5, 6 | anmp 1676 | . . . 4 |
8 | rb-ax2 1678 | . . . 4 | |
9 | 7, 8 | rbsyl 1681 | . . 3 |
10 | 4, 9 | rbsyl 1681 | . 2 |
11 | 3, 10 | rbsyl 1681 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wn 3 wo 383 |
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-or 385 df-an 386 |
This theorem is referenced by: rblem4 1685 rblem5 1686 re2luk1 1690 re2luk2 1691 |
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