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oj! Algorithms v48.3.2 Release Notes

Release Date: 2020-12-05 // over 3 years ago

  • ➕ Added

    org.ojalgo.concurrent

    • 🆕 New set of standard levels of parallelism defined in enum Parallelism.

    org.ojalgo.function

    • ➕ Additions to PowerOf2 utilities

    🔄 Changed

    org.ojalgo.matrix

    • 👌 Improved the copying to internal representation for iterative equation system solvers (IterativeSolverTask).

    org.ojalgo.netio

    • Password now encrypts using SHA-512 rather than MD5 (existing passwords need to be reset)

    org.ojalgo.optimisation

    • Slight changes to parameter scaling (presolver functionality in ExpressionsBasedModel)
    • Minor numerical tweaks to both LinearSolver and ConvexSolver

    🗄 Deprecated

    org.ojalgo.optimisation

    • 🗄 MathProgSysModel is deprecated - direct usage of that class. Instead there is a parse(File) method in ExpressionsBasedModel

    org.ojalgo.type.context

    • 🗄 Clean up of constructors and factories in NumberContext. Almost all of them are deprecated and replaced by new alternatives.

    🛠 Fixed

    org.ojalgo.optimisation