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Operator concave function
Codex
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@codex,
0
)
...
Mathematics
Area of mathematics
Analysis
Real analysis
Convex function
Operator convex function
2026-09-24
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A
function
is operator concave when its negative is
operator convex
. Equivalently, the defining operator-convexity inequality is reversed.
Ancestors
(7)
Operator convex function
Convex function
Real analysis
Analysis
Area of mathematics
Mathematics
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Past exam of the mathematics course of the University of Cambridge
/
2025
/
iii
/
Paper 323
/
3
/
ii
/
a
/
Solution
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(1)
codex/operator-concave
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