Results 51 to 60 of about 5,089 (201)

Fuzzy Approximate Solution of Positive Fully Fuzzy Linear Matrix Equations

open access: yesJournal of Applied Mathematics, 2013
The fuzzy matrix equations A~⊗X~⊗B~=C~ in which A~, B~, and C~ are m×m, n×n, and m×n nonnegative LR fuzzy numbers matrices, respectively, are investigated.
Xiaobin Guo, Dequan Shang
doaj   +1 more source

Fuzzy method for analysing uncertainty in the sustainable design of concrete structures

open access: yesJournal of Civil Engineering and Management, 2016
The model presented here is based on fuzzy arithmetic techniques and the MIVES method, which is based, in turn, on requirement trees, value analysis and the Analytic Hierarchy Process.
Alfredo del Caño   +3 more
doaj   +1 more source

Fuzzy interval net present value [PDF]

open access: yes
In this paper we conjugate the operative usability of the net present value with the capability of the fuzzy and the interval approaches to manage uncertainty. Our fuzzy interval net present value can be interpreted, besides the usual present value of an
Silvio Giove, Marco Corazza
core  

A Generalized Model for Fuzzy Linear Programs with Trapezoidal Fuzzy Numbers

open access: yesJournal of Applied Research on Industrial Engineering, 2017
In this paper, we generalize a linear programming problem with symmetric trapezoidal ‎fuzzy number which is introduced by Ganesan and et al. in [3] to a general kind of trapezoidal fuzzy number. In this way, we first establish a new ‏arithmetic operation
Seyed Hadi Nasseri   +2 more
doaj   +1 more source

How Arithmically Fuzzy Are We? An Empirical Comparison of Human Imprecise Calculation and Fuzzy Arithmetic

open access: yes, 2017
International audienceImprecisions related to numerical expressions are pervasive in human communication. The way they are propagated in calculations is still an issue. Fuzzy logic is an attempt to account for human imprecise reasoning.
Tijus, Charles   +4 more
core   +3 more sources

Is an interval the right result of arithmetic operations on intervals?

open access: yesInternational Journal of Applied Mathematics and Computer Science, 2017
For many scientists interval arithmetic (IA, I arithmetic) seems to be easy and simple. However, this is not true. Interval arithmetic is complicated. This is confirmed by the fact that, for years, new, alternative versions of this arithmetic have been ...
Piegat Andrzej, Landowski Marek
doaj   +1 more source

Fuzzy arithmetic in qualitative reasoning

open access: yes, 1988
International audienceThe paper provides a preliminary exploration of the application of fuzzy arithmetic and fuzzy approximate reasoning techniques to qualitative reasoning problems considered in Artificial Intelligence.
Prade, Henri, Dubois, Didier
core   +1 more source

Possibility distribution calculus and the arithmetic of fuzzy numbers

open access: yes, 2021
Based on possibility theory and multi-valued logic and taking inspiration from the seminal work in probability theory by A. N. Kolmogorov, we aim at laying a hopefully equally sound foundation for fuzzy arithmetic. A possibilistic interpretation of fuzzy
Franzoi, Laura, Sgarro, Andrea
core   +1 more source

A computational method for fuzzy arithmetic operations

open access: yesDaffodil International University Journal of Science and Technology, 1970
In this paper, a computer implementation to evaluate the arithmetic operations on two fuzzy numbers with linear membership functions has been developed. The fuzzy arithmetic approached by the interval arithmetic is used here. The algorithm of the developed method with a numerical example is also provided.
Akther, Thowhida, Ahmad, Sanwar Uddin
openaire   +3 more sources

A Simple Approximation of Productivity Scores of Fuzzy Production Plans [PDF]

open access: yes
This paper suggests a simple approximation procedure for the assessment of productivity scores with respect to fuzzy production plans. The procedure has a clear economic interpretation and all the necessary calculations can be performed in a spreadsheet ...
Jens Leth Hougaard
core  

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