2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/111029In this short paper we present a linear constraint solver for the UniCalc system, an environment for reliable solution of mathematical modeling problems.rejected by the programm committee of the conforence on Perspective of System Informatics held in Novosibirsk, Russian Federation July 2006Mathematical SoftwareArtificial Intelligencetext