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Mirrors > Home > ILE Home > Th. List > 1p0e1 | Unicode version |
Description: 1 + 0 = 1. (Contributed by David A. Wheeler, 8-Dec-2018.) |
Ref | Expression |
---|---|
1p0e1 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ax-1cn 7860 | . 2 | |
2 | 1 | addid1i 8054 | 1 |
Colors of variables: wff set class |
Syntax hints: wceq 1348 (class class class)co 5851 cc0 7767 c1 7768 caddc 7770 |
This theorem was proved from axioms: ax-mp 5 ax-1cn 7860 ax-0id 7875 |
This theorem is referenced by: bernneq 10589 bcpasc 10693 ef2pi 13485 |
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