Solving and Optimizing Large-Scale Nonlinear Systems

Barzilai-Borwein spectral methods for solving nonlinear system of equations, and for optimizing nonlinear objective functions subject to simple constraints. A tutorial style introduction to this package is available in a vignette on the CRAN download page or, when the package is loaded in an R session, with vignette("BB").

Reference manual

install.packages("BB")

2026.1.0 by Ravi Varadhan, 8 months ago

Browse source code at https://github.com/cran/BB

Authors: Ravi Varadhan [aut, cph, cre] , Paul Gilbert [aut] , Marcos Raydan [ctb] (with co-authors , wrote original algorithms in fortran. These provided some guidance for implementing R code in the BB package.) , JM Martinez [ctb] (with co-authors , wrote original algorithms in fortran. These provided some guidance for implementing R code in the BB package.) , EG Birgin [ctb] (with co-authors , wrote original algorithms in fortran. These provided some guidance for implementing R code in the BB package.) , W LaCruz [ctb] (with co-authors , wrote original algorithms in fortran. These provided some guidance for implementing R code in the BB package.)

Documentation: PDF Manual

GPL-3 license

Imports stats, quadprog

Suggests setRNG, survival, Hmisc, numDeriv

Imported by BinOrdNonNor, CatDyn, DSBayes, HOIFCar, LifeHist, SimCorrMix, SimMultiCorrData, aftgee, antitrust, calibrar, dQTG.seq, ememax, ktsolve, maczic, mergersim, mixAR, mlfit, mlt, orsk, pcts, pim, reReg.