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Mirrors > Home > MPE Home > Th. List > tbw-ax1 | Structured version Visualization version Unicode version |
Description: The first of four axioms in the Tarski-Bernays-Wajsberg system. (Contributed by Anthony Hart, 13-Aug-2011.) (Proof modification is discouraged.) (New usage is discouraged.) |
Ref | Expression |
---|---|
tbw-ax1 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | imim1 83 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wi 4 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 |
This theorem is referenced by: tbwsyl 1629 tbwlem1 1630 tbwlem2 1631 tbwlem3 1632 tbwlem4 1633 tbwlem5 1634 re1luk1 1635 re1luk2 1636 re1luk3 1637 |
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