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| Mirrors > Home > MPE Home > Th. List > idd | Structured version Visualization version Unicode version | ||
| Description: Principle of identity id 22 with antecedent. (Contributed by NM, 26-Nov-1995.) |
| Ref | Expression |
|---|---|
| idd |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | id 22 |
. 2
| |
| 2 | 1 | a1i 11 |
1
|
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