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| Mirrors > Home > MPE Home > Th. List > diffi | Structured version Visualization version Unicode version | ||
| Description: If |
| Ref | Expression |
|---|---|
| diffi |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | difss 3737 |
. 2
| |
| 2 | ssfi 8180 |
. 2
| |
| 3 | 1, 2 | mpan2 707 |
1
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