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FuzzyNumbers  

Tools to Deal with Fuzzy Numbers
View on CRAN: Click here


Download and install FuzzyNumbers package within the R console
Install from CRAN:
install.packages("FuzzyNumbers")

Install from Github:
library("remotes")
install_github("cran/FuzzyNumbers")

Install by package version:
library("remotes")
install_version("FuzzyNumbers", "0.4-7")



Attach the package and use:
library("FuzzyNumbers")
Maintained by
Marek Gagolewski
[Scholar Profile | Author Map]
All associated links for this package
First Published: 2012-12-27
Latest Update: 2021-11-15
Description:
S4 classes and methods to deal with fuzzy numbers. They allow for computing any arithmetic operations (e.g., by using the Zadeh extension principle), performing approximation of arbitrary fuzzy numbers by trapezoidal and piecewise linear ones, preparing plots for publications, computing possibility and necessity values for comparisons, etc.
How to cite:
Marek Gagolewski (2012). FuzzyNumbers: Tools to Deal with Fuzzy Numbers. R package version 0.4-7, https://cran.r-project.org/web/packages/FuzzyNumbers. Accessed 25 Jun. 2026.
Previous versions and publish date:
0.02 (2012-12-27 14:33), 0.3-1 (2013-06-23 16:16), 0.3-3 (2014-01-03 20:45), 0.3-5 (2014-10-01 17:32), 0.4-1 (2015-02-26 12:32), 0.4-2 (2018-02-14 17:38), 0.4-5 (2019-01-16 16:00), 0.4-6 (2019-02-05 19:13)
Other packages that cited FuzzyNumbers R package
View FuzzyNumbers citation profile
Other R packages that FuzzyNumbers depends, imports, suggests or enhances
Complete documentation for FuzzyNumbers
Functions, R codes and Examples using the FuzzyNumbers R package
Some associated functions: Arithmetic-methods . DiscontinuousFuzzyNumber-class . DiscontinuousFuzzyNumber . Extract-methods . FuzzyNumber-class . FuzzyNumber . FuzzyNumbers-package . PiecewiseLinearFuzzyNumber-class . PiecewiseLinearFuzzyNumber . PowerFuzzyNumber-class . PowerFuzzyNumber . TrapezoidalFuzzyNumber-class . TrapezoidalFuzzyNumber . TriangularFuzzyNumber . alphaInterval-methods . alphacut-methods . ambiguity-methods . approxInvert . arctan2 . as.FuzzyNumber . as.PiecewiseLinearFuzzyNumber . as.PowerFuzzyNumber . as.TrapezoidalFuzzyNumber . as.character-methods . convertAlpha . convertSide . core-methods . distance-methods . evaluate-methods . expectedInterval-methods . expectedValue-methods . fapply-methods . integrateAlpha-methods . integrate_discont_val . maximum . minimum . necessityExceedance . necessityStrictExceedance . necessityStrictUndervaluation . necessityUndervaluation . piecewiseLinearApproximation-methods . plot-methods . possibilityExceedance . possibilityStrictExceedance . possibilityStrictUndervaluation . possibilityUndervaluation . pow-PiecewiseLinearFuzzyNumber-numeric-method . show-methods . supp-methods . trapezoidalApproximation-methods . value-methods . weightedExpectedValue-methods . width-methods . 
Some associated R codes: FuzzyNumbers-package.R . auxiliary-convert.R . auxiliary-invert.R . class-01-FuzzyNumber.R . class-02-DiscontinuousFuzzyNumber.R . class-02-PiecewiseLinearFuzzyNumber.R . class-02-PowerFuzzyNumber.R . class-02-TrapezoidalFuzzyNumber.R . methods-Arithmetic.R . methods-Extract.R . methods-alphaInterval.R . methods-alphacut.R . methods-ambiguity.R . methods-as.FuzzyNumber.R . methods-as.PiecewiseLinearFuzzyNumber.R . methods-as.PowerFuzzyNumber.R . methods-as.TrapezoidalFuzzyNumber.R . methods-as.character.R . methods-compare.R . methods-core.R . methods-distance.R . methods-evaluate.R . methods-expectedInterval.R . methods-expectedValue.R . methods-fapply.R . methods-integrate.R . methods-min_max.R . methods-piecewiseLinearApproximation.R . methods-plot.R . methods-show.R . methods-special_functions.R . methods-supp.R . methods-trapezoidalApproximation.R . methods-value.R . methods-weightedExpectedValue.R . methods-width.R .  Full FuzzyNumbers package functions and examples
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