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Mirrors > Home > MPE Home > Th. List > ifcld | Structured version Visualization version Unicode version |
Description: Membership (closure) of a conditional operator, deduction form. (Contributed by SO, 16-Jul-2018.) |
Ref | Expression |
---|---|
ifcld.a |
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ifcld.b |
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Ref | Expression |
---|---|
ifcld |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ifcld.a |
. 2
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2 | ifcld.b |
. 2
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3 | ifcl 3934 |
. 2
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4 | 1, 2, 3 | syl2anc 671 |
1
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