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MATHS DOUBT
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Shefali
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Jun 01, 2014; 5:13am
MATHS DOUBT
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Q1. Is a monotonic transformation of a concave function concave?Prove.
Amit Goyal
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Jun 01, 2014; 5:20am
Re: MATHS DOUBT
Administrator
775 posts
Not necessarily.
Consider f: R --> R, defined as f(x) = x. Note that f is concave.
But its monotonic transformation g(x) = x^3 is not concave.
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