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| Mirrors > Home > MPE Home > Th. List > chvar | Structured version Visualization version Unicode version | ||
| Description: Implicit substitution of
|
| Ref | Expression |
|---|---|
| chvar.1 |
|
| chvar.2 |
|
| chvar.3 |
|
| Ref | Expression |
|---|---|
| chvar |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | chvar.1 |
. . 3
| |
| 2 | chvar.2 |
. . . 4
| |
| 3 | 2 | biimpd 219 |
. . 3
|
| 4 | 1, 3 | spim 2254 |
. 2
|
| 5 | chvar.3 |
. 2
| |
| 6 | 4, 5 | mpg 1724 |
1
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