Description: Lemma for cantnf . (Contributed by Mario Carneiro, 4-Jun-2015) (Revised by AV, 2-Jul-2019)
Ref | Expression | ||
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Hypotheses | cantnfs.s | |
|
cantnfs.a | |
||
cantnfs.b | |
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oemapval.t | |
||
oemapval.f | |
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oemapval.g | |
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oemapvali.r | |
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oemapvali.x | |
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cantnflem1.o | |
||
Assertion | cantnflem1b | |