| Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > ILE Home > Th. List > impd | Unicode version | ||
| Description: Importation deduction. (Contributed by NM, 31-Mar-1994.) |
| Ref | Expression |
|---|---|
| imp3.1 |
|
| Ref | Expression |
|---|---|
| impd |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | imp3.1 |
. . . 4
| |
| 2 | 1 | com3l 81 |
. . 3
|
| 3 | 2 | imp 124 |
. 2
|
| 4 | 3 | com12 30 |
1
|
| Copyright terms: Public domain | W3C validator |