Description: Lemma for fta . Shift the minimum away from zero by a change of variables. (Contributed by Mario Carneiro, 14-Sep-2014)
Ref | Expression | ||
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Hypotheses | ftalem.1 | |
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ftalem.2 | |
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ftalem.3 | |
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ftalem.4 | |
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ftalem7.5 | |
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ftalem7.6 | |
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Assertion | ftalem7 | |