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Results tagged with inequalities
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user 493922
for questions involving inequalities, upper and lower bounds.
6
votes
2
answers
454
views
An elementary inequality of operators
Suppose $a,b$ are two positive-definite linear operators on (say) $\mathbb R^n$. For $p\in(0,1)$, do we then have $(a+b)^p\leq a^p+b^p$ (with respect to the Loewner order)?
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