![]() |
Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
|
Mirrors > Home > ILE Home > Th. List > nfequid | Unicode version |
Description: Bound-variable hypothesis
builder for ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
Ref | Expression |
---|---|
nfequid |
![]() ![]() ![]() ![]() ![]() ![]() |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | equid 1678 |
. 2
![]() ![]() ![]() ![]() | |
2 | 1 | nfth 1441 |
1
![]() ![]() ![]() ![]() ![]() ![]() |
Colors of variables: wff set class |
Syntax hints: ![]() |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-gen 1426 ax-ie2 1471 ax-8 1483 ax-17 1507 ax-i9 1511 |
This theorem depends on definitions: df-bi 116 df-nf 1438 |
This theorem is referenced by: (None) |
Copyright terms: Public domain | W3C validator |