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Numerical Computation
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Numeric equation solving, calculus and statistics, precision and accuracy control for numeric computations...

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Addition and subtraction don't give exact zero?

QUESTION FROM: Yvan Abbe | 4 years ago BY: Yvan Abbe
Numerical Computation , Wolfram Language
12
REPLIES
12.2K
VIEWS

Using conditional expression in summation

QUESTION FROM: Michael Morami | 5 years ago BY: Richard Frost
Mathematics , Numerical Computation , Wolfram Language
12
REPLIES
7.1K
VIEWS

Execute for loop for importing and solving equations?

QUESTION FROM: Karthik Subramaniam | 6 years ago BY: Karthik Subramaniam
Calculus , Equation Solving , Import and Export , Mathematics , ...
12
REPLIES
5K
VIEWS

How do I repeat/loop multiple functions that are related?

QUESTION FROM: Thai Kee Gan | 10 years ago BY: Thai Kee Gan
Calculus , Equation Solving , Mathematica , Optimization , ...
12
REPLIES
31.4K
VIEWS

FindMaximum failing

QUESTION FROM: ash ash | 11 years ago BY: ash ash
Optimization , Numerical Computation , Wolfram Language
12
REPLIES
9.5K
VIEWS

Difference between "1" and "1." makes a change in BodePlot

QUESTION FROM: Seasong Zhang | 11 years ago BY: Bruce Miller
Electrical Engineering , Graphics and Visualization , ...
12
REPLIES
7.7K
VIEWS

Optimize search for rational numbers on unit circle?

QUESTION FROM: Vitaliy Kaurov | 2 years ago BY: Jari Kirma
High-Performance Computing , Mathematics , Numerical Computation , ...
11
REPLIES
7.1K
VIEWS

System overdetermined

QUESTION FROM: Yesenia Tapia | 5 years ago BY: Hans Dolhaine
Equation Solving , Mathematics , Numerical Computation , Physics , ...
11
REPLIES
5K
VIEWS

NIntegrate::slwcon warning for definite integration

QUESTION FROM: Haress Nazary | 6 years ago BY: Mariusz Iwaniuk
Calculus , Mathematics , Numerical Computation , Wolfram Language
11
REPLIES
6.5K
VIEWS

Combine Plots into one using a loop?

QUESTION FROM: Betty Boo | 7 years ago BY: Neil Singer
Equation Solving , Graphics and Visualization , Mathematics , ...
11
REPLIES
10.1K
VIEWS

What algorithm does NSolve use for real solutions of underdetermined system

QUESTION FROM: dbm368 | 7 years ago BY: Updating Name
Equation Solving , Mathematics , Numerical Computation , ...
11
REPLIES
9K
VIEWS

Perform a numerical integration?

QUESTION FROM: sahad dubai | 8 years ago BY: sahad dubai
Mathematics , Numerical Computation , Wolfram Language
11
REPLIES
5.2K
VIEWS

Solve a system of 8 equations with 8 variables using NSolve?

QUESTION FROM: Josh Wofford | 8 years ago BY: Valeriu Ungureanu
Algebra , Equation Solving , Mathematics , Numerical Computation , ...
11
REPLIES
9.8K
VIEWS

Histogram problem

QUESTION FROM: Mikel Antoñana | 10 years ago BY: Sander Huisman
Mathematics , Numerical Computation , Wolfram Language
11
REPLIES
9.7K
VIEWS

FindRoot help with precision and accuracy

QUESTION FROM: Miguel Olivo-V | 10 years ago BY: Frank Kampas
Equation Solving , Mathematica , Mathematics , ...
11
REPLIES
22.9K
VIEWS

Why the heat equation doesn't work with NDSolve?

QUESTION FROM: Jo R | 10 years ago BY: Jo R
Calculus , Equation Solving , Mathematica , Numerical Computation , ...
11
REPLIES
10.8K
VIEWS

Problem with big input not accepted

QUESTION FROM: alberto.bottopoala | 12 years ago BY: Arnoud Buzing
High-Performance Computing , Import and Export , Numerical Computation
11
REPLIES
12.9K
VIEWS

Possible error in solving Improper integral

QUESTION FROM: José Luis Garrido | 5 months ago BY: Daniel Lichtblau
Calculus , Mathematics , Numerical Computation , Wolfram Language
10
REPLIES
1.3K
VIEWS

Why NDSolve is producing unexpected results, independent of some input parameters?

QUESTION FROM: John Wick | 2 years ago BY: Michael Rogers
Calculus , Equation Solving , Graphics and Visualization , ...
10
REPLIES
3.9K
VIEWS

Simultaneously solving two equations and fitting with one set of datapoints

QUESTION FROM: Sukanta Kumar Jena | 3 years ago BY: Hans Dolhaine
Data Science , Equation Solving , Graphics and Visualization , ...
10
REPLIES
4.4K
VIEWS

Why doesn't FixedPointList[ ] work when starting with integer?

QUESTION FROM: Zhenyu Zeng | 3 years ago BY: Hans Milton
Algebra , Calculus , Equation Solving , Numerical Computation , ...
10
REPLIES
4.7K
VIEWS

Empty plot from ListDensityPlot3D of ParametricNDSolve solutions?

QUESTION FROM: Danish Hamza | 3 years ago BY: Danish Hamza
Calculus , Equation Solving , Graphics and Visualization , ...
10
REPLIES
3.6K
VIEWS

Fitting different data sets with different models using FindFit

QUESTION FROM: Lorenzo Fuggiano | 5 years ago BY: Updating Name
Mathematics , Modeling , Numerical Computation , Signal Processing , ...
10
REPLIES
8.8K
VIEWS

Find multinominal maximum with NMaximize?

QUESTION FROM: Alex Graham | 7 years ago BY: Frank Kampas
Optimization , Mathematics , Numerical Computation , Wolfram Language
10
REPLIES
8.3K
VIEWS

Solve numerically the following integral?

QUESTION FROM: Luther Nayhm | 8 years ago BY: Luther Nayhm
Mathematics , Numerical Computation , Wolfram Language
10
REPLIES
10.2K
VIEWS

Solve f(X)=0 where X is a matrix and f(X) is a complex matrix?

QUESTION FROM: Massa Ndong | 8 years ago BY: Bill Simpson
Equation Solving , Mathematics , Numerical Computation , ...
10
REPLIES
8.1K
VIEWS

[?] Round to x significant digits before printing it?

QUESTION FROM: David Kirkby | 8 years ago BY: David Kirkby
Mathematics , Numerical Computation , Wolfram Language
10
REPLIES
15.9K
VIEWS

Solve a non-linear differential equations system?

QUESTION FROM: Gabriele Cinci | 8 years ago BY: Mariusz Iwaniuk
Biological Sciences , Calculus , Equation Solving , Mathematics , ...
10
REPLIES
13.3K
VIEWS

Fitting Erlang (or Gamma) distribution problems?

QUESTION FROM: Luca Rossini | 9 years ago BY: Luca Rossini
Mathematics , Modeling , Numerical Computation , ...
10
REPLIES
9.7K
VIEWS

Solve the following equation with NSolve?

QUESTION FROM: Sreeraj T | 9 years ago BY: Sreeraj T
Equation Solving , Mathematics , Numerical Computation , Physics , ...
10
REPLIES
11.1K
VIEWS

Solve second order stiff ODE with boundary conditions?

QUESTION FROM: satoru none | 9 years ago BY: Hans Dolhaine
Equation Solving , Mathematics , Numerical Computation , ...
10
REPLIES
7K
VIEWS

Interpolation for multi-dimensional functions

QUESTION FROM: Rene Samson | 9 years ago BY: Rene Samson
Discrete Mathematics , Mathematics , Numerical Computation , ...
10
REPLIES
19K
VIEWS

Second order system with different time scales

QUESTION FROM: Luciano Chaves | 10 years ago BY: Kay Herbert
Calculus , Equation Solving , Numerical Computation , Wolfram Language
10
REPLIES
9.4K
VIEWS

What is the default rule of Integration for Mathematica?

QUESTION FROM: Thai Kee Gan | 10 years ago BY: Thai Kee Gan
Algebra , Calculus , Mathematica , Numerical Computation , ...
10
REPLIES
11.5K
VIEWS

Selecting parts of fitted model

QUESTION FROM: Al Guy | 10 years ago BY: Jim Baldwin
Mathematica , Optimization , Numerical Computation , Wolfram Language
10
REPLIES
6.2K
VIEWS

How to find all multi-indices satisfying given contraints?

QUESTION FROM: Jonatan Lehtonen | 11 years ago BY: Jonatan Lehtonen
Algebra , Mathematica , Numerical Computation , Wolfram Language
10
REPLIES
8.1K
VIEWS

My program keeps outputting the input! Help!

QUESTION FROM: kiet ngo | 11 years ago BY: Bill Simpson
Mathematica , Optimization , Mathematics , Numerical Computation , ...
10
REPLIES
9.5K
VIEWS

Heat Transfer Problem

QUESTION FROM: Jon T | 12 years ago BY: Jon T
Calculus , Engineering , Equation Solving , Mathematica , ...
10
REPLIES
25.7K
VIEWS

How to add step monitor to Nsolve?

QUESTION FROM: ashwin swarup | 12 years ago BY: ashwin swarup
Mathematica , Numerical Computation
10
REPLIES
6.7K
VIEWS

Solve the Extended Generalized Bivariate Meijer G Function (EGBMGF)?

QUESTION FROM: Marko Smilic | 16 days ago BY: Mariusz Iwaniuk
Engineering , Equation Solving , Mathematics , ...
9
REPLIES
13.9K
VIEWS

Which parameters of NDSolve to change to get a more accurate PDE solution?

QUESTION FROM: Leslaw Bieniasz | 1 year ago BY: Updating Name
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
9
REPLIES
3.7K
VIEWS

How can I best mimic Fortran Double Precision in MMA ?

QUESTION FROM: David Mackay | 2 years ago BY: David Mackay
Numerical Computation , Physics , Wolfram Language
9
REPLIES
4.5K
VIEWS

Initial conditions of PDE is being ignored?

QUESTION FROM: Bryan Foo | 3 years ago BY: xzczd 　
Calculus , Equation Solving , Graphics and Visualization , ...
9
REPLIES
5.9K
VIEWS

A problem of FindRoot with BSplineFunction

QUESTION FROM: Jianhua Yang | 3 years ago BY: Alexey Popkov
Equation Solving , Mathematics , Numerical Computation , ...
9
REPLIES
6.6K
VIEWS

Rounding the output of simple division

QUESTION FROM: Jérôme Charrière | 4 years ago BY: Hans Milton
Numerical Computation , Wolfram Language
9
REPLIES
5.6K
VIEWS

Fourier analysis: How to plot several functions onto one plot?

QUESTION FROM: R Khanna | 4 years ago BY: Rohit Namjoshi
Calculus , Graphics and Visualization , Numerical Computation , ...
9
REPLIES
4.1K
VIEWS

Solve two simultaneous differential equations using W|A?

QUESTION FROM: Ernst Hoinkis | 5 years ago BY: Daniel Lichtblau
Equation Solving , Mathematics , Numerical Computation , Wolfram|Alpha
9
REPLIES
7K
VIEWS

Solve ODE system with BVP?

QUESTION FROM: Aaeru Michi | 7 years ago BY: Aaeru Michi
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
9
REPLIES
5.5K
VIEWS

Does NDSolve have an upper limit requirement of the number of equations?

QUESTION FROM: Lammond Wan | 7 years ago BY: Michael Rogers
Equation Solving , Mathematics , Numerical Computation , ...
9
REPLIES
6.4K
VIEWS

Improve the accuracy of calculations of a quadratic cosine?

QUESTION FROM: Aleksey Belyanin | 8 years ago BY: Mariusz Iwaniuk
Graphics and Visualization , Mathematics , Numerical Computation , ...
9
REPLIES
6.6K
VIEWS
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