#20203: LPCleanDictionary - floating-point helper class for interactive simplex
method
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Reporter: mkoeppe | Owner:
Type: enhancement | Status: new
Priority: major | Milestone: sage-7.2
Component: numerical | Keywords:
Merged in: | Authors: Aedi Wang
Reviewers: | Report Upstream: N/A
Work issues: | Branch:
Commit: | Dependencies:
Stopgaps: |
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This module provides a "clean" dictionary view on a dictionary with
floating-point numbers. Cleaning means to change almost-zeros to exact
zeros, allowing the Interactive Simplex Method to recognize primal and
dual feasibility and to avoid pivoting on zero pivot elements.
(Split out from the larger ticket #18804.)
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Ticket URL: <http://trac.sagemath.org/ticket/20203>
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