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# CITATION file created with {cffr} R package
# See also: https://docs.ropensci.org/cffr/
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cff-version: 1.2.0
message: 'To cite package "BB" in publications use:'
type: software
license: GPL-3.0-only
title: 'BB: Solving and Optimizing Large-Scale Nonlinear Systems'
version: 2026.1.0
identifiers:
- type: doi
  value: 10.32614/CRAN.package.BB
abstract: 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").
authors:
- family-names: Varadhan
  given-names: Ravi
  email: ravi.varadhan@jhu.edu
- family-names: Gilbert
  given-names: Paul
  email: pgilbert.ttv9z@ncf.ca
preferred-citation:
  type: article
  title: 'BB: An R Package for Solving a Large System of Nonlinear Equations and for
    Optimizing a High-Dimensional Nonlinear Objective Function'
  authors:
  - name: Ravi Varadhan
  - name: Paul Gilbert
  journal: Journal of Statistical Software
  year: '2009'
  volume: '32'
  issue: '4'
  url: https://www.jstatsoft.org/v32/i04/
  start: '1'
  end: '26'
repository: https://rvaradhan.r-universe.dev
commit: 20f278b55cf917710e68e79c655822295f185826
date-released: '2026-02-19'
contact:
- family-names: Varadhan
  given-names: Ravi
  email: ravi.varadhan@jhu.edu