![]() |
Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
|
Mirrors > Home > MPE Home > Th. List > pm5.19 | Structured version Visualization version Unicode version |
Description: Theorem *5.19 of [WhiteheadRussell] p. 124. (Contributed by NM, 3-Jan-2005.) |
Ref | Expression |
---|---|
pm5.19 |
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | biid 244 |
. 2
![]() ![]() ![]() ![]() ![]() ![]() | |
2 | pm5.18 362 |
. 2
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() | |
3 | 1, 2 | mpbi 213 |
1
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
Colors of variables: wff setvar class |
Syntax hints: ![]() ![]() |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 |
This theorem depends on definitions: df-bi 190 |
This theorem is referenced by: xorexmid 1434 ru 3277 pwfseqlem1 9108 bisym1 31127 bj-ru0 31581 rusbcALT 36833 |
Copyright terms: Public domain | W3C validator |