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

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[?] Solve a piecewise function with NDSolve?

QUESTION FROM: François Lepetit | 8 years ago BY: Gianluca Gorni
Economics , Equation Solving , Mathematics , Numerical Computation , ...
3
REPLIES
10K
VIEWS

How to simulate a low precision calculation?

QUESTION FROM: xslittlegrass * | 11 years ago BY: Daniel Lichtblau
Mathematica , Numerical Computation , Wolfram Language
4
REPLIES
10K
VIEWS

why does FindRoot with Integrate inside not always work correctly

QUESTION FROM: Mike Luntz | 10 years ago BY: Bruce Miller
Equation Solving , Mathematica , Numerical Computation , ...
6
REPLIES
9.9K
VIEWS

Nested For loop to plot multiple plots on a single graph

QUESTION FROM: Abiy Zeleke | 5 years ago BY: Abiy Zeleke
Equation Solving , Graphics and Visualization , Mathematics , ...
27
REPLIES
9.9K
VIEWS

Speed up the evaluating of a function?

QUESTION FROM: Alessio Lapolla | 8 years ago BY: Alessio Lapolla
Mathematics , Numerical Computation , Tuning and Debugging , ...
4
REPLIES
9.9K
VIEWS

Would anyone like to test my package for crystallography?

QUESTION FROM: Stian Ramsnes | 7 years ago BY: Stian Ramsnes
Chemistry , Material Sciences , Mathematica , Numerical Computation , ...
4
REPLIES
9.9K
VIEWS

[?] Improve the results of NIntegrate - methods?

QUESTION FROM: Arny Toynbee | 7 years ago BY: Michael Rogers
Calculus , Mathematics , Numerical Computation , Physics , ...
3
REPLIES
9.9K
VIEWS

A fractal crystal lattice of Gaussian primes, or a result of interpolation?

QUESTION FROM: Andrew Watters | 6 years ago BY: Daniel Lichtblau
Discrete Mathematics , Graphics and Visualization , Mathematics , ...
1
REPLIES
9.8K
VIEWS

[?]  Plot for numerical integration?

QUESTION FROM: Mujtaba Mozumder | 8 years ago BY: Mujtaba Mozumder
Graphics and Visualization , Mathematics , Numerical Computation , ...
8
REPLIES
9.8K
VIEWS

Series is unexpectedly convergent by Wolfram|Alpha

QUESTION FROM: Tomas Torstensson | 4 years ago BY: Gianluca Gorni
Calculus , Mathematics , Numerical Computation , Wolfram|Alpha , ...
8
REPLIES
9.8K
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

How can I recreate my equation within my following function

QUESTION FROM: jethro holcroft | 10 years ago BY: Luis Ledesma
Dynamic Interactivity , Equation Solving , ...
3
REPLIES
9.7K
VIEWS

How big a number can PrimeQ work?

QUESTION FROM: Luis Felipe Massena Misiec | 2 years ago BY: Daniel Lichtblau
Mathematica , Mathematics , Numerical Computation , Wolfram Language
8
REPLIES
9.7K
VIEWS

Solving the Douglas-Plateau Problem Numerically

CONTRIBUTED BY: Henrik Schumacher | 7 years ago BY: EDITORIAL BOARD
Staff Picks , Equation Solving , Geometry , ...
1
REPLIES
9.7K
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

[?] Avoid differences between solutions by NDsolve and by OutputResponse?

QUESTION FROM: J Jesus Rico-Melgoza | 8 years ago BY: J Jesus Rico-Melgoza
Control Systems , Electrical Engineering , Equation Solving , ...
2
REPLIES
9.7K
VIEWS

Is it possible to optimize (watch the code below) NIntegrate?

QUESTION FROM: Peter Parfenov | 12 years ago BY: Peter Parfenov
Optimization , Numerical Computation
3
REPLIES
9.7K
VIEWS

Bootstrapping quantum mechanical systems

CONTRIBUTED BY: David Berenstein | 4 years ago BY: EDITORIAL BOARD
Staff Picks , Calculus , Chemistry , Dynamic Interactivity , ...
1
REPLIES
9.7K
VIEWS

[?]Avoid "NDSolve::overdet: There are fewer dependent variables, ..."error?

QUESTION FROM: tarik balci | 8 years ago BY: tarik balci
Equation Solving , Mathematics , Modeling , Numerical Computation , ...
4
REPLIES
9.7K
VIEWS

[WIS22] Flow visualization of Navier Stokes equations

CONTRIBUTED BY: Abhishek Joshi | 3 years ago BY: EDITORIAL BOARD
Staff Picks , Calculus , Equation Solving , ...
3
REPLIES
9.7K
VIEWS

Solving Cubic Splines Symbolically

QUESTION FROM: Brandon Breitling | 10 years ago BY: Alexey Popkov
Calculus , Mathematica , Numerical Computation , Wolfram Language
9
REPLIES
9.7K
VIEWS

Histogram problem

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

CUDALink and MacOS 10.11 (el Capitan)

CONTRIBUTED BY: ben mc | 10 years ago BY: David Reiss
External Programs and Systems , High-Performance Computing , ...
2
REPLIES
9.7K
VIEWS

Efficiently tabulating system of coupled ODEs for NDSolve

QUESTION FROM: Nick Pizzo | 12 years ago BY: Nick Pizzo
Mathematica , Modeling , Numerical Computation , Physics , ...
2
REPLIES
9.6K
VIEWS

Find a maximum of the following function using Grid Search?

QUESTION FROM: Sanghoon Cho | 7 years ago BY: Frank Kampas
Algebra , Equation Solving , gridMathematica , Optimization , ...
3
REPLIES
9.6K
VIEWS

Apply conditions on the solution of this trigonometric system?

QUESTION FROM: Muhammad Afzal | 9 years ago BY: Gianluca Gorni
Equation Solving , Mathematics , Numerical Computation , ...
4
REPLIES
9.6K
VIEWS

Remix: Maksimovich's double pendulum map with concurrent ParametricNDSolve

CONTRIBUTED BY: Shenghui Yang | 4 years ago BY: EDITORIAL BOARD
Staff Picks , Calculus , Computer-Based Maths , Equation Solving , ...
1
REPLIES
9.6K
VIEWS

How to solve Wave Equation numerically?

QUESTION FROM: Matthias Redies | 12 years ago BY: EDITORIAL BOARD
Calculus , Equation Solving , Mathematica , Mathematics , ...
2
REPLIES
9.6K
VIEWS

Any trial for RBF-FD method? (A method for PDE on irregular region)

QUESTION FROM: xzczd 　 | 9 months ago BY: xzczd 　
Equation Solving , Mathematica , Mathematics , ...
2
REPLIES
9.6K
VIEWS

A million digits (feh) of ?

CONTRIBUTED BY: Bill Gosper | 9 years ago
Staff Picks , Computer-Based Maths , Computer Science , Mathematics , ...
0
REPLIES
9.6K
VIEWS

Large Scale Optimization in Mathematica

QUESTION FROM: Priyan Fernando | 11 years ago BY: Priyan Fernando
Mathematica , Optimization , Mathematics , Numerical Computation , ...
6
REPLIES
9.6K
VIEWS

[WSRP23] A system for modeling space debris collision

CONTRIBUTED BY: Shubhan Bhattacharya | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Astronomy , Graphics and Visualization , ...
3
REPLIES
9.5K
VIEWS

FindMaximum failing

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

Principle of RandomSearch method in NMinimize?

QUESTION FROM: Lukas Vacek | 7 years ago BY: Lukas Vacek
Mathematica , Optimization , Mathematics , Numerical Computation , ...
8
REPLIES
9.5K
VIEWS

Calculate scalar H number divided by N vector?

QUESTION FROM: Meryem Aslı | 5 years ago BY: Hans Dolhaine
Algebra , Calculus , Equation Solving , Mathematics , ...
17
REPLIES
9.5K
VIEWS

[?] Avoid error with NSum : it returns NSum::nsnum: Summand f[n]?

QUESTION FROM: M F | 6 years ago BY: Shenghui Yang
Mathematics , Numerical Computation , Wolfram Language
5
REPLIES
9.5K
VIEWS

Generate a mesh in order to do a heat transfer analysis?

QUESTION FROM: Archie Watts-Farmer | 7 years ago BY: Alexander Trounev
Engineering , Equation Solving , Graphics and Visualization , ...
1
REPLIES
9.5K
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

Puzzled by FindClusters on a set of dates with a custom DistanceFunction

QUESTION FROM: David Reiss | 10 years ago BY: David Reiss
Data Science , Discrete Mathematics , Mathematica , Mathematics , ...
2
REPLIES
9.5K
VIEWS

Speeding up a simulation

QUESTION FROM: Nabeel Butt | 10 years ago
Compilation , Finance , Mathematica , Mathematics , Modeling , ...
0
REPLIES
9.4K
VIEWS

How to solve a series of linear differential equations

QUESTION FROM: afshar_saman | 10 years ago BY: Bill Simpson
Calculus , Control Systems , Numerical Computation
1
REPLIES
9.4K
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

Automated pulse network circuit simulation and optimization

CONTRIBUTED BY: Robert Mendelsohn | 4 years ago BY: EDITORIAL BOARD
Staff Picks , Dynamic Interactivity , Electrical Engineering , ...
1
REPLIES
9.4K
VIEWS

How should I define the boundary and initial conditions in NDSolve...?

QUESTION FROM: Vincent Shaw | 11 years ago BY: Peter Fleck
Calculus , Equation Solving , Mathematica , Numerical Computation , ...
2
REPLIES
9.4K
VIEWS

Numerical integration and the Plot of a function give different results?

QUESTION FROM: Luther Nayhm | 9 years ago BY: Luther Nayhm
Calculus , Graphics and Visualization , Mathematics , ...
4
REPLIES
9.4K
VIEWS

How to export an animation for a numerically solved system

QUESTION FROM: Lucas Morales | 12 years ago BY: Sam Carrettie
Dynamic Interactivity , Graphics and Visualization , ...
6
REPLIES
9.4K
VIEWS

Simulating Quantum Computers with QuESTlink

CONTRIBUTED BY: Tyson Jones | 5 years ago BY: EDITORIAL BOARD
Staff Picks , Computer Science , High-Performance Computing , ...
1
REPLIES
9.4K
VIEWS

Three bicycle problems: from Sherlock Holmes to unicycle illusion to pedal paradox

CONTRIBUTED BY: Stan Wagon | 2 years ago BY: Bob Bixler
Staff Picks , Calculus , Challenges , Demonstrations , ...
2
REPLIES
9.3K
VIEWS

[WSS22] Fluid flow analysis through squared arrangements of pipes

CONTRIBUTED BY: Giuseppe Parasiliti Rantone | 3 years ago BY: Bernard Gress
Staff Picks , Equation Solving , Graphics and Visualization , ...
5
REPLIES
9.3K
VIEWS

Numerical issues when integrating a (fixed) delayed pulse in System Modeler

QUESTION FROM: Guido Wolf Reichert | 7 years ago BY: Guido Wolf Reichert
Modeling , Numerical Computation , SystemModeler
2
REPLIES
9.3K
VIEWS
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