This package provides commands to typeset proof trees in the style of sequent calculus and related systems. The commands allow for writing inferences with any number of premises and alignment of successive formulas on an arbitrary point. Various options allow complete control over spacing, styles of inference rules, placement of labels, etc. The package requires expl3 and xparse.
Binary packages can be installed with the high-level tool pkgin (which can be installed with pkg_add) or pkg_add(1) (installed by default). The NetBSD packages collection is also designed to permit easy installation from source.
The pkg_admin audit command locates any installed package which has been mentioned in security advisories as having vulnerabilities.
Please note the vulnerabilities database might not be fully accurate, and not every bug is exploitable with every configuration.
Problem reports, updates or suggestions for this package should be reported with send-pr.