MathNet.Numerics.Signed 5.0.0-alpha02

COMPATIBILITY: net5.0, net48 better supported with explicit builds COMPATIBILITY: netstandard1.x, net40, net45 no longer supported BREAKING: drop all which was marked as obsolete BREAKING: all native provider adapters moved out to separate NuGet packages BREAKING: switch many usages of tuples to value tuples (experimental) Distributions: Logistic ~Bobby Ingram Distributions: Perf: Cauchy avoid duplicate evaluation ~Febin Precision: Perf: pre-compute negative powers ~Febin Optimizations: Remove static properties in LevenbergMarquardtMinimizer ~Jong Hyun Kim Root Finding: Newton-Raphson better handling of zero-evaluations Fit.Curve and FindMinimum extended to accept two more parameters Series: stable series summation Providers: drop managed reference linear algebra provider Providers: native providers no longer inherit managed providers, managed now sealed Providers: MKL provider compilation switched to Intel oneAPI MKL Better support for System.Text.Json: Polynomial, DescriptiveStatistics ~Joseph Petersen Lots of internal cleanup, leveraging newer language features Data: now released always together with Numerics (no longer separate versioning) Control.Describe now includes CPU architecture and family identifier if know