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

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A complex number, Replace, Simplifiy, Refine ....

QUESTION FROM: Ahmad Alali | 10 years ago BY: Udo Krause
Algebra , Calculus , Computational Linguistics , Computer Science , ...
5
REPLIES
12K
VIEWS

Can we control the behavior of NonlinearModelFit?

QUESTION FROM: David Keith | 10 years ago BY: David Keith
Numerical Computation
5
REPLIES
10.4K
VIEWS

FindRoot::nlnum: The function value s not a list of numbers with dim...

QUESTION FROM: Alessandro Menissale | 10 years ago BY: Alessandro Menissale
Compilation , Mathematica , Numerical Computation
5
REPLIES
18.8K
VIEWS

How to fit parameters in a system of coupled differential equations

QUESTION FROM: Roc White | 10 years ago BY: Roc White
Calculus , Equation Solving , Mathematica , Numerical Computation , ...
5
REPLIES
8.7K
VIEWS

How does Mathematica perform numerical calculations?

QUESTION FROM: Luther Nayhm | 10 years ago BY: Daniel Lichtblau
Calculus , Mathematica , Mathematics , Numerical Computation
5
REPLIES
6.3K
VIEWS

unintended recursion

QUESTION FROM: Bruce Ackerson | 10 years ago BY: Bruce Ackerson
Mathematics , Numerical Computation , Physics , Tuning and Debugging
5
REPLIES
9.2K
VIEWS

Converting BaseForm Result into a Usable Integer for Computation

QUESTION FROM: Bob Stephens | 10 years ago BY: Bob Stephens
Mathematica , Numerical Computation , Wolfram Language
5
REPLIES
11.9K
VIEWS

Geodesics equation - solving and plotting via Mathematica

QUESTION FROM: michal buday | 10 years ago BY: Todd Rowland
Algebra , Calculus , Equation Solving , Geometry , ...
5
REPLIES
22.5K
VIEWS

ComplexExpand_NSolve_Problem

QUESTION FROM: Kashif Nazar | 10 years ago BY: Daniel Lichtblau
Algebra , Mathematics , Numerical Computation , Wolfram Language
5
REPLIES
5.9K
VIEWS

Precision in NDSolve

QUESTION FROM: Francois Fayard | 10 years ago BY: Frank Kampas
Calculus , Equation Solving , Mathematica , Numerical Computation , ...
5
REPLIES
10.3K
VIEWS

Find root not working when attempting on function defined by module

QUESTION FROM: david baughman | 11 years ago BY: Daniel Lichtblau
Astronomy , Equation Solving , Mathematica , Optimization , ...
5
REPLIES
10.3K
VIEWS

How to enter high precision numerical constants?

QUESTION FROM: rhutson2 | 11 years ago BY: rhutson2
Mathematica , Numerical Computation
5
REPLIES
5.5K
VIEWS

error in N // Floor? (corrected version)

QUESTION FROM: Peter Quedens | 11 years ago BY: Ilian Gachevski
Mathematica , Numerical Computation , Wolfram Language
5
REPLIES
5.8K
VIEWS

How to Reduce Number of Iteration of Gradient Iterative Method

QUESTION FROM: selahittin cinar | 11 years ago BY: Daniel Lichtblau
Algebra , Equation Solving , Mathematica , Numerical Computation , ...
5
REPLIES
6K
VIEWS

Difference between SetPrecision and the back tick (`) ?

QUESTION FROM: Benjamin Allgeier | 11 years ago BY: Ilian Gachevski
Numerical Computation , Wolfram Language
5
REPLIES
4.7K
VIEWS

Interpolating Function returns unevaluated for some inputs in its domain

QUESTION FROM: David Keith | 11 years ago BY: David Reiss
Graphics and Visualization , Numerical Computation , Wolfram Language
5
REPLIES
7.9K
VIEWS

Verifying extracted curve fitting parameters.

QUESTION FROM: Ram K | 11 years ago BY: Ram K
Optimization , Numerical Computation , Wolfram Language
5
REPLIES
6.1K
VIEWS

Solving Interpolating Function

QUESTION FROM: Amy Gordon | 11 years ago BY: Ilian Gachevski
Equation Solving , Mathematica , Numerical Computation , ...
5
REPLIES
4.2K
VIEWS

FindFit built-in symbol: error doesn't make sense

QUESTION FROM: Ram K | 11 years ago BY: Ram K
Mathematica , Optimization , Mathematics , Numerical Computation
5
REPLIES
6.1K
VIEWS

SetPrecision

QUESTION FROM: Moses Tenne | 11 years ago BY: Moses Tenne
Mathematica , Numerical Computation
5
REPLIES
6.1K
VIEWS

Taking Derivatives of Experimental Data

QUESTION FROM: A Johnson | 11 years ago BY: David Reiss
Calculus , Mathematica , Numerical Computation , Physics
5
REPLIES
6.3K
VIEWS

AccuracyGoal in NIntegrate puzzle

QUESTION FROM: Luther Nayhm | 11 years ago BY: Luther Nayhm
Mathematica , Numerical Computation
5
REPLIES
6K
VIEWS

Newbie to Cuda, can I use Cuda with this graphics card?

QUESTION FROM: W. Craig Carter | 12 years ago BY: Jose Calderon
External Programs and Systems , Graphics and Visualization , ...
5
REPLIES
19.3K
VIEWS

3 parameter Weibull distribution integration issues

QUESTION FROM: Chen-Ping Yu | 12 years ago BY: Youngjoo Chung
Calculus , Computer Science , Equation Solving , Mathematica , ...
5
REPLIES
11.1K
VIEWS

How to numerically solve a master equation for a time-dependent 3-qubit density matrix in Mathematic

QUESTION FROM: Reza rho | 3 months ago BY: David Trimas
Algebra , Equation Solving , Mathematics , Numerical Computation , ...
4
REPLIES
1.1K
VIEWS

Debugging fitting data and empty plot

QUESTION FROM: Sahrawi Chaib | 5 months ago BY: Michael Rogers
Data Science , Graphics and Visualization , Optimization , ...
4
REPLIES
980
VIEWS

Assistance with solving coupled equations using module with external file

QUESTION FROM: Mohsen Dayyani Kelisani | 9 months ago BY: Mohsen Dayyani Kelisani
Algebra , Equation Solving , Mathematics , Numerical Computation , ...
4
REPLIES
1.5K
VIEWS

FindRoot on initial values of NDSolve has errors but works, why?

QUESTION FROM: Yumin Tian | 0 months ago BY: Antonio Barletta
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
4
REPLIES
1.9K
VIEWS

What does TrapezoidalRule at NIntegrate really do?

QUESTION FROM: Joachim Janezic | 1 year ago BY: Joachim Janezic
Calculus , Mathematics , Numerical Computation , Wolfram Language
4
REPLIES
1.8K
VIEWS

Help with fixed point iterative schemes

QUESTION FROM: Kapil Dhankhar | 1 year ago BY: Kapil Dhankhar
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
4
REPLIES
1.3K
VIEWS

NDSolveValue error: fewer dependent variables

QUESTION FROM: Abid Hussain | 1 year ago BY: Michael Rogers
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
4
REPLIES
1.7K
VIEWS

Det::luc result for Det of badly conditioned matrix

QUESTION FROM: Cesar Lozada | 1 year ago BY: Cesar Lozada
Algebra , Mathematics , Numerical Computation , Wolfram Language
4
REPLIES
2.1K
VIEWS

NDSolveValue::litarg To avoid possible ambiguity, ... dependent variable in DirichletCondition

QUESTION FROM: David Johnson | 1 year ago BY: Michael Rogers
Calculus , Engineering , Equation Solving , ...
4
REPLIES
2K
VIEWS

A machine learning framework based on physical information: a little problem!

QUESTION FROM: Zhang Haoyu | 1 year ago BY: Zhang Haoyu
Data Science , Graphics and Visualization , Neural Networks , ...
4
REPLIES
2.6K
VIEWS

NIntegrate::slwcon error in Rolf Winter’s problem

QUESTION FROM: Hongyi Zhao | 2 years ago BY: Hongyi Zhao
Calculus , Mathematics , Numerical Computation , Wolfram Language
4
REPLIES
2.6K
VIEWS

Several errors from copied NDSolve code

QUESTION FROM: Mohsin Ahmad Bhat | 2 years ago BY: Mohsin Ahmad Bhat
Calculus , Equation Solving , Graphics and Visualization , ...
4
REPLIES
1.9K
VIEWS

Solve for a linear system with equalities and ineqaulities

QUESTION FROM: Xiangyang Zhou | 2 years ago BY: Xiangyang Zhou
Algebra , Equation Solving , Mathematics , Numerical Computation , ...
4
REPLIES
2.6K
VIEWS

How to solve this difficult nonlinear equation involving InverseErf?

QUESTION FROM: Leslaw Bieniasz | 2 years ago BY: Bill Nelson
Algebra , Equation Solving , Mathematics , Numerical Computation , ...
4
REPLIES
2.9K
VIEWS

Code run in 5 minutes with V12 but runs forever with V13.3

QUESTION FROM: Rafael Nepomechie | 2 years ago BY: Rafael Nepomechie
Calculus , Mathematics , Numerical Computation , Wolfram Language
4
REPLIES
2.5K
VIEWS

Avoid time-consuming warnings in FindRoot with thermodynamic properties

QUESTION FROM: Otto Linsuain | 2 years ago BY: Mariusz Iwaniuk
Algebra , Equation Solving , Mathematics , Numerical Computation , ...
4
REPLIES
4.3K
VIEWS

Help with double numerical integration (Inverse Fourier and Laplace Transforms)

QUESTION FROM: Daniel Urbanski | 2 years ago BY: Daniel Urbanski
Calculus , Mathematics , Numerical Computation , Wolfram Language
4
REPLIES
2.6K
VIEWS

1/0 error when using NMaximize[]

QUESTION FROM: Michael Boehm | 2 years ago BY: Michael Boehm
Optimization , Mathematics , Numerical Computation , Wolfram Language
4
REPLIES
2.1K
VIEWS

How do interpolated functions interact with symbolic derivatives?

QUESTION FROM: Kaden Tro | 2 years ago BY: Gianluca Gorni
Calculus , Equation Solving , Mathematics , Modeling , ...
4
REPLIES
3.2K
VIEWS

NDSolve error: The function doesn't have the same number of arguments

QUESTION FROM: Iuval Clejan | 2 years ago BY: Iuval Clejan
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
4
REPLIES
3.5K
VIEWS

How to evaluate a computation that requires a big amount of precision?

QUESTION FROM: Peter Burbery | 3 years ago BY: Peter Burbery
Discrete Mathematics , Mathematica , Mathematics , ...
4
REPLIES
3.1K
VIEWS

How can I extract part of a function from NDSolve?

QUESTION FROM: Bryan Foo | 3 years ago BY: Bryan Foo
Algebra , Equation Solving , Mathematics , Numerical Computation , ...
4
REPLIES
3.6K
VIEWS

Making a variable an input to a function to change its value?

QUESTION FROM: Magdy Ismail | 3 years ago BY: Rohit Namjoshi
Calculus , Import and Export , Mathematics , Numerical Computation , ...
4
REPLIES
3.4K
VIEWS

Mathematica evaluates numerical functions symbolically. How can I stop it?

QUESTION FROM: David Golber | 3 years ago BY: John G
Mathematica , Numerical Computation , Wolfram Language
4
REPLIES
14.3K
VIEWS

Error in numerically solving a system of equations

QUESTION FROM: Avery Ansbro | 3 years ago BY: Rohit Namjoshi
Algebra , Equation Solving , Mathematics , Numerical Computation , ...
4
REPLIES
3.3K
VIEWS

How to find all roots of an equation?

QUESTION FROM: Jacques Ou | 3 years ago BY: Updating Name
Algebra , Equation Solving , Mathematics , Numerical Computation , ...
4
REPLIES
5.8K
VIEWS
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