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

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Numerically solving an integral: no results

QUESTION FROM: Ma Wi | 2 years ago BY: Michael Rogers
Calculus , Mathematics , Numerical Computation , Wolfram Language
7
REPLIES
3K
VIEWS

Error NDSolve::bvdae while solving differential algebraic system

QUESTION FROM: Gaetano Colella | 3 years ago BY: Paritosh Mokhasi
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
7
REPLIES
5.7K
VIEWS

Error in NDSolve of transmission line?

QUESTION FROM: Assouguena Nkada Jean | 4 years ago BY: Assouguena Nkada Jean
Calculus , Equation Solving , Mathematica , Numerical Computation , ...
7
REPLIES
5.9K
VIEWS

Define and solve formula syntax problem

QUESTION FROM: Karl S | 4 years ago BY: Rohit Namjoshi
Algebra , Equation Solving , Numerical Computation , Physics , ...
7
REPLIES
3.7K
VIEWS

Passing NDSolve through NIntegrate?

QUESTION FROM: Alex B | 4 years ago BY: Alex B
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
7
REPLIES
4.7K
VIEWS

NIntegrate command does not converge

QUESTION FROM: Aslam Kittur | 4 years ago BY: Aslam Kittur
Calculus , Mathematics , Numerical Computation , Wolfram Language
7
REPLIES
4.9K
VIEWS

Solve a system of differential equations in a loop

QUESTION FROM: Agapi Pop | 4 years ago BY: Neil Singer
Calculus , Equation Solving , Numerical Computation , Physics , ...
7
REPLIES
4.6K
VIEWS

Solving wave equation with spherical coordinates using NDSolveValue?

QUESTION FROM: Sofie Koksbang | 4 years ago BY: Updating Name
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
7
REPLIES
7.5K
VIEWS

Plot a system of differential equations in a loop

QUESTION FROM: Agapi Pop | 4 years ago BY: Bill Nelson
Calculus , Equation Solving , Graphics and Visualization , ...
7
REPLIES
3.7K
VIEWS

Problem with NDsolve in a simple hydraulic simulation

QUESTION FROM: agilicz | 5 years ago BY: Neil Singer
Equation Solving , Mathematics , Numerical Computation , ...
7
REPLIES
6.2K
VIEWS

Symbolically solving a trigonometric system of equation

QUESTION FROM: Mateusz Lazarek | 5 years ago BY: Hans Dolhaine
Algebra , Equation Solving , Mathematics , Numerical Computation , ...
7
REPLIES
4.8K
VIEWS

Changing free variable for a Function that results from NDsolve

QUESTION FROM: Ezra Kohavi | 5 years ago BY: Ezra Kohavi
Algebra , Equation Solving , Mathematics , Numerical Computation , ...
7
REPLIES
4K
VIEWS

Numerical solution of multicomponent difussion in mineral

QUESTION FROM: Konstantin Solovev | 5 years ago BY: Konstantin Solovev
Earth Science , Graphics and Visualization , Mathematics , ...
7
REPLIES
8.1K
VIEWS

FindRoot for a simple nonlinear system

QUESTION FROM: Daniel Jara Heredia | 5 years ago BY: Bill Nelson
Equation Solving , Mathematics , Numerical Computation , ...
7
REPLIES
4.1K
VIEWS

Passing BezierFunction to ArcLength?

QUESTION FROM: Nicholas Kitten | 5 years ago BY: Updating Name
Calculus , Mathematics , Numerical Computation , Wolfram Language
7
REPLIES
4.9K
VIEWS

Obtain numerical values with NestList on a custom function f?

QUESTION FROM: Dag Now | 5 years ago BY: Dag Now
Mathematics , Numerical Computation , Wolfram Language
7
REPLIES
5.2K
VIEWS

[?] Get hexadecimal representation for a float as a string?

QUESTION FROM: Eduardo Mendes | 6 years ago BY: Daniel Lichtblau
Computer Science , Mathematics , Numerical Computation , ...
7
REPLIES
7.2K
VIEWS

[?] Why NDSolve give a run-away solution for a hamiltonian system?

QUESTION FROM: Meir Lewkowicz | 7 years ago BY: Meir Lewkowicz
Equation Solving , Mathematics , Numerical Computation , Physics , ...
7
REPLIES
6K
VIEWS

Get a numerical solution to a nonlinear ODE?

QUESTION FROM: kolod al | 7 years ago BY: Shenghui Yang
Equation Solving , Mathematics , Numerical Computation , Physics , ...
7
REPLIES
5.1K
VIEWS

Numerical anomalies in a minimax algorithm

QUESTION FROM: David Eberly | 7 years ago BY: Daniel Lichtblau
Graphics and Visualization , Mathematica , Optimization , ...
7
REPLIES
7K
VIEWS

Error fitting function to data using NIntegrate and ' (differentiation).

QUESTION FROM: Christoph Bernkopf | 7 years ago BY: Christoph Bernkopf
Algebra , Calculus , Optimization , Mathematics , Modeling , ...
7
REPLIES
8K
VIEWS

Index an arbitrary array in NDSolve to simulate white noise?

QUESTION FROM: Sandip Roy | 7 years ago BY: Daniel Lichtblau
Equation Solving , Mathematics , Numerical Computation , ...
7
REPLIES
6.8K
VIEWS

2D likelihood. Calculate ellipses that contains a 95% of the area

QUESTION FROM: daniele barducci | 7 years ago BY: Anonymous User
Calculus , Equation Solving , Geometry , Mathematics , ...
7
REPLIES
7.8K
VIEWS

Why does MinPrecision affect the result of computation?

QUESTION FROM: Charudatt Kadolkar | 7 years ago BY: Charudatt Kadolkar
Mathematics , Numerical Computation , Wolfram Language
7
REPLIES
4.2K
VIEWS

Avoid trouble with NDSolve and dependent variables?

QUESTION FROM: Isaac Lee | 7 years ago BY: Alexander Trounev
Calculus , Dynamic Interactivity , Equation Solving , Mathematics , ...
7
REPLIES
8.1K
VIEWS

PDE solving - which solver is best?

QUESTION FROM: Ser Man | 7 years ago BY: Ser Man
Equation Solving , Mathematics , Numerical Computation , ...
7
REPLIES
4.5K
VIEWS

Solve decoupled PDE's with NDSolve?

QUESTION FROM: Eric Smith | 7 years ago BY: Eric Smith
Equation Solving , Mathematics , Numerical Computation , ...
7
REPLIES
6.7K
VIEWS

Diffusion localised on the map of France

QUESTION FROM: André Dauphiné | 8 years ago BY: Ali Hashmi
Curated Data , Environmental Science , Equation Solving , ...
7
REPLIES
15.5K
VIEWS

Handle two 3 rows x 2 columns matrices in NonlinearModelFit?

QUESTION FROM: Jun Hui Yeoh | 9 years ago BY: Will Smith
Data Science , Mathematics , Modeling , Numerical Computation , ...
7
REPLIES
8.1K
VIEWS

Use NDSolve with conditional coefficients?

QUESTION FROM: Iuval Clejan | 9 years ago BY: Bill Simpson
Control Systems , Equation Solving , Mathematics , ...
7
REPLIES
11.5K
VIEWS

Symbolic vector generator

QUESTION FROM: Carlos Felippa | 9 years ago BY: Carlos Felippa
Mathematica , Numerical Computation , Physics
7
REPLIES
8.1K
VIEWS

EDITED:same computation gives different results

QUESTION FROM: Mike Luntz | 10 years ago BY: Daniel Lichtblau
Numerical Computation , Symbolic Computations , Wolfram Language
7
REPLIES
13.1K
VIEWS

how to use the "For" here

QUESTION FROM: YU SHANG | 10 years ago BY: YU SHANG
Data Science , Mathematica , Numerical Computation , Physics , ...
7
REPLIES
14.7K
VIEWS

A look at Liouville's number

QUESTION FROM: Marvin Ray Burns A.G.S. (cum laude) | 10 years ago BY: Daniel Lichtblau
Numerical Computation
7
REPLIES
5.9K
VIEWS

Strange behavior of Round[x_, .1] -- I want Round[2.40, .1] to be 2.4

QUESTION FROM: Elaine Kant | 10 years ago BY: John Doty
Mathematica , Mathematics , Numerical Computation
7
REPLIES
8.6K
VIEWS

Problem for diagonalisation of a complex 6*6 matrix

QUESTION FROM: Jonathan Da Silva | 10 years ago BY: Michael Helmle
Algebra , Mathematica , Numerical Computation , Wolfram Language
7
REPLIES
11.7K
VIEWS

Why does FindMinimum return 'The function value Null is not a real number'?

QUESTION FROM: Marco Gorelli | 10 years ago BY: Frank Kampas
Mathematica , Optimization , Numerical Computation , Wolfram Language
7
REPLIES
5.7K
VIEWS

Real-valued integral over real variable returns complex result(s)

QUESTION FROM: Jerry | 10 years ago BY: Marco Thiel
Calculus , Mathematica , Numerical Computation , Wolfram Language
7
REPLIES
19.3K
VIEWS

Runge Kutta method to solve the Equation

QUESTION FROM: Zainab Junaid | 10 years ago BY: Zainab Junaid
Calculus , Equation Solving , Numerical Computation , Wolfram Language
7
REPLIES
13.4K
VIEWS

How to do numerical integration from data set?

QUESTION FROM: luke schutzenhofer | 11 years ago BY: Sean Clarke
Calculus , Numerical Computation , Wolfram Language
7
REPLIES
15.3K
VIEWS

How do I make this summation numerical?

QUESTION FROM: Luke Foley | 12 years ago BY: Bill Simpson
Mathematica , Numerical Computation , Wolfram Language
7
REPLIES
6.4K
VIEWS

Best optimization for maximum entropy?

QUESTION FROM: Gareth Russell | 4 days ago BY: Gareth Russell
Optimization , Mathematics , Numerical Computation , ...
6
REPLIES
515
VIEWS

Using NIntegrate with nested integrals

QUESTION FROM: Max Shpak | 2 months ago BY: Max Shpak
Calculus , Mathematics , Numerical Computation , Wolfram Language
6
REPLIES
637
VIEWS

Numerical solution to Euler Lagrange equation

QUESTION FROM: Ee Kin Chan | 1 year ago BY: Ee Kin Chan
Equation Solving , Mathematics , Numerical Computation , Physics , ...
6
REPLIES
1.7K
VIEWS

Error from NDSolve: PDE coefficient doesn't evaluate to numerical value

QUESTION FROM: Nithiya V | 1 year ago BY: Nithiya V
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
6
REPLIES
2K
VIEWS

Solving nonlinear equation with integrals and beta functions

QUESTION FROM: Muhammad Fahem Bin Musa | 1 year ago BY: Bill Nelson
Algebra , Calculus , Equation Solving , Mathematics , ...
6
REPLIES
2K
VIEWS

Table of NSolve (and Solve) solutions creates extra unknown answers

QUESTION FROM: Ilan Riess | 1 year ago BY: Ilan Riess
Algebra , Equation Solving , Mathematics , Numerical Computation , ...
6
REPLIES
2.2K
VIEWS

Integer inside [] is unexpectedly changed to a machine-precision real number

QUESTION FROM: Aki Hiro | 2 years ago BY: Aki Hiro
Algebra , Equation Solving , Mathematics , Numerical Computation , ...
6
REPLIES
3.1K
VIEWS

Numerical integration with large initial limit

QUESTION FROM: Safinaz Salem | 2 years ago BY: Safinaz Salem
Calculus , Mathematics , Numerical Computation , Wolfram Language
6
REPLIES
2.7K
VIEWS

How to improve the accuracy of FindRoot or NDSolveValue at extreme conditions in my equation system?

QUESTION FROM: Mikoto Misaka | 2 years ago BY: Gianluca Gorni
Algebra , Equation Solving , Graphics and Visualization , ...
6
REPLIES
4.7K
VIEWS
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