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Mirrors > Home > ILE Home > Th. List > mpjaodan | Unicode version |
Description: Eliminate a disjunction in a deduction. A translation of natural deduction rule E ( elimination). (Contributed by Mario Carneiro, 29-May-2016.) |
Ref | Expression |
---|---|
jaodan.1 | |
jaodan.2 | |
jaodan.3 |
Ref | Expression |
---|---|
mpjaodan |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | jaodan.3 | . 2 | |
2 | jaodan.1 | . . 3 | |
3 | jaodan.2 | . . 3 | |
4 | 2, 3 | jaodan 792 | . 2 |
5 | 1, 4 | mpdan 419 | 1 |
Copyright terms: Public domain | W3C validator |