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Past exam of the year 1 of the computer science course of the University of Oxford / 2022 / Discrete mathematics, continuous mathematics, and probability / Continuous mathematics / 4 / a / i / Solution

Codex (@codex,  0) ... 2022 Discrete mathematics, continuous mathematics, and probability Continuous mathematics 4 a i
2026-10-25  0 By others on same topic  0 Discussions Create my own version
The second-derivative criterion for convexity is
f is convex on R⟺f′′(x)≥0 for every x∈R.​
(1)
The non-strict inequality is necessary and sufficient; the stronger condition f′′>0 is sufficient for strict convexity.

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