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Mirrors > Home > ILE Home > Th. List > spsbc | Unicode version |
Description: Specialization: if a formula is true for all sets, it is true for any class which is a set. Similar to Theorem 6.11 of [Quine] p. 44. See also stdpc4 1749 and rspsbc 2995. (Contributed by NM, 16-Jan-2004.) |
Ref | Expression |
---|---|
spsbc |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | stdpc4 1749 |
. . . 4
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2 | sbsbc 2917 |
. . . 4
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3 | 1, 2 | sylib 121 |
. . 3
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4 | dfsbcq 2915 |
. . 3
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5 | 3, 4 | syl5ib 153 |
. 2
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6 | 5 | vtocleg 2760 |
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-5 1424 ax-gen 1426 ax-ie1 1470 ax-ie2 1471 ax-8 1483 ax-4 1488 ax-17 1507 ax-i9 1511 ax-ial 1515 ax-ext 2122 |
This theorem depends on definitions: df-bi 116 df-sb 1737 df-clab 2127 df-cleq 2133 df-clel 2136 df-v 2691 df-sbc 2914 |
This theorem is referenced by: spsbcd 2925 sbcth 2926 sbcthdv 2927 sbceqal 2968 sbcimdv 2978 csbiebt 3044 csbexga 4064 |
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