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Mirrors > Home > MPE Home > Th. List > axi5r | Structured version Visualization version Unicode version |
Description: Converse of ax-c4 (intuitionistic logic axiom ax-i5r). (Contributed by Jim Kingdon, 31-Dec-2017.) |
Ref | Expression |
---|---|
axi5r |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | hba1 2151 | . . 3 | |
2 | hba1 2151 | . . 3 | |
3 | 1, 2 | hbim 2127 | . 2 |
4 | sp 2053 | . . 3 | |
5 | 4 | imim2i 16 | . 2 |
6 | 3, 5 | alrimih 1751 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wi 4 wal 1481 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1722 ax-4 1737 ax-5 1839 ax-6 1888 ax-7 1935 ax-10 2019 ax-12 2047 |
This theorem depends on definitions: df-bi 197 df-or 385 df-ex 1705 df-nf 1710 |
This theorem is referenced by: (None) |
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