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Mathematics
Gia Khang's user avatar
Gia Khang's user avatar
Gia Khang's user avatar
Gia Khang
  • Member for 1 year, 9 months
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Find extrema of $ \sum\limits_{\mathrm{cyc}} (\sqrt{(a+b)^2 + (b+c)^2} - \sqrt{a^2 + b^2})$ for non-negatives $a + b + c = 1$
Jan 6
1
Prove that $p^2q^2+q^3≥4p^3r$ in the $pqr$ method
Jul 3, 2025