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| Mirrors > Home > MPE Home > Th. List > pm2.61dane | Structured version Visualization version Unicode version | ||
| Description: Deduction eliminating an inequality in an antecedent. (Contributed by NM, 30-Nov-2011.) |
| Ref | Expression |
|---|---|
| pm2.61dane.1 |
|
| pm2.61dane.2 |
|
| Ref | Expression |
|---|---|
| pm2.61dane |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | pm2.61dane.1 |
. . 3
| |
| 2 | 1 | ex 450 |
. 2
|
| 3 | pm2.61dane.2 |
. . 3
| |
| 4 | 3 | ex 450 |
. 2
|
| 5 | 2, 4 | pm2.61dne 2880 |
1
|
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