hellerTompkins

An object of class matrix in $\{-1,0,1\}^{m\times n}$.
 Each column  must have exactly 2 nonzero elements. (This is tested by
     <code><a rd-options="" href="/link/isTotallyUnimodular?package=deducorrect&version=1.3.7" data-mini-rdoc="deducorrect::isTotallyUnimodular">isTotallyUnimodular</a></code>).


This function is <code>deducorrect</code> internal


A collection of methods for automated data cleaning where all actions are logged.

hellerTompkins: Determine if a matrix is totally unimodular using Heller and Tompkins criterium.

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