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Mirrors > Home > MPE Home > Th. List > Mathboxes > bj-ssbid1ALT | Structured version Visualization version Unicode version |
Description: Alternate proof of bj-ssbid1 31324, not using bj-ssbequ1 31321. (Contributed by BJ, 22-Dec-2020.) (Proof modification is discouraged.) (New usage is discouraged.) |
Ref | Expression |
---|---|
bj-ssbid1ALT |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ax12v 1951 |
. . . . 5
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2 | 1 | equcoms 1872 |
. . . 4
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3 | 2 | com12 31 |
. . 3
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4 | 3 | alrimiv 1781 |
. 2
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5 | df-ssb 31297 |
. 2
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6 | 4, 5 | sylibr 217 |
1
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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 ax-gen 1677 ax-4 1690 ax-5 1766 ax-6 1813 ax-7 1859 ax-12 1950 |
This theorem depends on definitions: df-bi 190 df-an 378 df-ex 1672 df-ssb 31297 |
This theorem is referenced by: (None) |
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