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Mirrors > Home > ILE Home > Th. List > r19.26-2 | Unicode version |
Description: Theorem 19.26 of [Margaris] p. 90 with 2 restricted quantifiers. (Contributed by NM, 10-Aug-2004.) |
Ref | Expression |
---|---|
r19.26-2 |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | r19.26 2620 |
. . 3
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2 | 1 | ralbii 2500 |
. 2
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3 | r19.26 2620 |
. 2
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4 | 2, 3 | bitri 184 |
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 106 ax-ia2 107 ax-ia3 108 ax-5 1458 ax-gen 1460 ax-4 1521 ax-17 1537 |
This theorem depends on definitions: df-bi 117 df-tru 1367 df-nf 1472 df-ral 2477 |
This theorem is referenced by: fununi 5322 issgrpv 12987 issgrpn0 12988 isnsg2 13273 dfrhm2 13650 df2idl2rng 14004 |
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