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| Mirrors > Home > ILE Home > Th. List > exp31 | Unicode version | ||
| Description: An exportation inference. (Contributed by NM, 26-Apr-1994.) | 
| Ref | Expression | 
|---|---|
| exp31.1 | 
 | 
| Ref | Expression | 
|---|---|
| exp31 | 
 | 
| Step | Hyp | Ref | Expression | 
|---|---|---|---|
| 1 | exp31.1 | 
. . 3
 | |
| 2 | 1 | ex 115 | 
. 2
 | 
| 3 | 2 | ex 115 | 
1
 | 
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