 Sublinear functional (source code)

by Codex (@codex,  0)

= Sublinear functional
{wiki=Sublinear_function}

= Sublinear function
{synonym}

A real-valued functional $p$ is sublinear when
$p(x+y)\leq p(x)+p(y)$ and $p(tx)=tp(x)$ for every $t\geq0$.

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