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Mirrors > Home > QLE Home > Th. List > 2or | Unicode version |
Description: Join both sides with disjunction. |
Ref | Expression |
---|---|
2or.1 | |
2or.2 |
Ref | Expression |
---|---|
2or |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 2or.2 | . . 3 | |
2 | 1 | lor 70 | . 2 |
3 | 2or.1 | . . 3 | |
4 | 3 | ax-r5 38 | . 2 |
5 | 2, 4 | ax-r2 36 | 1 |
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