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Mirrors > Home > ILE Home > Th. List > sbco2vh | Unicode version |
Description: This is a version of sbco2 1939 where ![]() ![]() |
Ref | Expression |
---|---|
sbco2vh.1 |
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Ref | Expression |
---|---|
sbco2vh |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | sbco2vh.1 |
. . . 4
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2 | 1 | sbco2vlem 1918 |
. . 3
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3 | 2 | sbbii 1739 |
. 2
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4 | ax-17 1507 |
. . 3
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5 | 4 | sbco2vlem 1918 |
. 2
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6 | ax-17 1507 |
. . 3
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7 | 6 | sbco2vlem 1918 |
. 2
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8 | 3, 5, 7 | 3bitr3i 209 |
1
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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-io 699 ax-5 1424 ax-7 1425 ax-gen 1426 ax-ie1 1470 ax-ie2 1471 ax-8 1483 ax-10 1484 ax-11 1485 ax-i12 1486 ax-4 1488 ax-17 1507 ax-i9 1511 ax-ial 1515 ax-i5r 1516 |
This theorem depends on definitions: df-bi 116 df-nf 1438 df-sb 1737 |
This theorem is referenced by: nfsb 1920 equsb3 1925 sbn 1926 sbim 1927 sbor 1928 sban 1929 sbco2vd 1941 sbco3v 1943 sbcom2v2 1962 sbcom2 1963 dfsb7 1967 sb7f 1968 sbal 1976 sbal1 1978 sbex 1980 |
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