Proposition 3.91 . [02NI]

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Proposition 3.91.

Let $\Pi$ be a complete SCR polyhedral complex in $N_{\mathbb{R}}$ and $f$ an H-lattice function on $\Pi$ . Then $\operatorname{rec}(f)$ is a conic H-lattice function on the fan $\operatorname{rec}(\Pi)$ .