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Everything from arithmetic, algebra, calculus, and geometry to analysis, logic, set theory, and uncertainty.

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NonlinearModelFit - syntax and interpreting the fit

QUESTION FROM: syed islam | 7 years ago BY: James McBride
Optimization , Mathematics , Wolfram Language
15
REPLIES
22.5K
VIEWS

How to Reinitialize a Continuous Integrator Block

QUESTION FROM: nathan curry | 13 years ago BY: Johan Rhodin
Control Systems , Engineering , Mathematics , SystemModeler
4
REPLIES
22.4K
VIEWS

Plot3D and animate a Surface?

QUESTION FROM: Peter McGuire | 8 years ago BY: William Duhe
Data Science , Graphics and Visualization , Jobs & More Exchange , ...
2
REPLIES
22.3K
VIEWS

Visualization of Gaussian Curvature

QUESTION FROM: Ali Noroozi | 12 years ago BY: Christopher French
Graphics and Visualization , Mathematics , Wolfram Language
10
REPLIES
22.3K
VIEWS

Save the interpolation function that is a result of NDsolve?

QUESTION FROM: Markus Schmidt | 6 years ago BY: Tony Coliderse
Calculus , Equation Solving , Mathematics , Modeling , ...
14
REPLIES
22.3K
VIEWS

Manipulate one time

QUESTION FROM: Luis Ledesma | 12 years ago BY: Sam Carrettie
Augmented and Virtual Realities , Authoring and Publishing , ...
4
REPLIES
22.3K
VIEWS

Mathematica does not simplify Sqrt[x^2] in expressions?

QUESTION FROM: LV VS | 7 years ago BY: Henrik Schachner
Calculus , Computer-Based Maths , Mathematica , Mathematics
4
REPLIES
21.9K
VIEWS

How to input this into WolframAlpha???

QUESTION FROM: Kimberly Aron | 11 years ago BY: Jesse Friedman
Mathematics , Wolfram|Alpha
5
REPLIES
21.7K
VIEWS

Exam creation / Testing students with Mathematica

QUESTION FROM: Eva Racz | 10 years ago BY: Murray Eisenberg
Dynamic Interactivity , Education , Mathematics , Wolfram Cloud , ...
6
REPLIES
21.7K
VIEWS

ODE Classification

QUESTION FROM: Whiffee Bollenbach | 12 years ago BY: Sam Carrettie
Mathematica , Mathematics , Software Development , Wolfram|Alpha , ...
2
REPLIES
21.6K
VIEWS

Step by Step solutions

QUESTION FROM: Bill Johnson | 11 years ago BY: RorriNator 7
Equation Solving , Mathematics , Wolfram|Alpha
1
REPLIES
21.6K
VIEWS

Construct a function from "Fourier" - data

QUESTION FROM: Hans Dolhaine | 11 years ago BY: Daniel Lichtblau
Mathematics , Signal Processing , Wolfram Language
17
REPLIES
21.3K
VIEWS

OEIS integration?

QUESTION FROM: Christopher Wolfe | 5 years ago
Curated Data , Mathematics , Wolfram Language
0
REPLIES
21.3K
VIEWS

Why does the command "where" work not always?

QUESTION FROM: Robert Slanski | 11 years ago BY: Robert Slanski
Calculus , Demonstrations , Mathematics , Wolfram|Alpha , ...
7
REPLIES
21.2K
VIEWS

Find the optimal virtual phone numbers to buy for X customers area codes?

QUESTION FROM: David Johnston | 9 years ago BY: CJ B
Data Science , Machine Learning , Optimization , Mathematics , ...
11
REPLIES
20.9K
VIEWS

Error: Model is structurally singular in equation

QUESTION FROM: Mohamed Mahmoud | 12 years ago BY: Henrik Tidefelt
Mathematics , SystemModeler
2
REPLIES
20.9K
VIEWS

Compute the eigenvalues and eigenvectors of a matrix?

QUESTION FROM: John Thress | 8 years ago BY: Hans Dolhaine
Equation Solving , Mathematics , Symbolic Computations , ...
11
REPLIES
20.8K
VIEWS

Functional Programming for Non-linear Equations

QUESTION FROM: Pat Mac | 13 years ago BY: Pat Mac
Biological Sciences , Chemistry , High-Performance Computing , ...
4
REPLIES
20.8K
VIEWS

Get the Real part of a complex function with ComplexExpand and Re?

QUESTION FROM: Daniel Voloshin | 8 years ago BY: Hans Milton
Calculus , Equation Solving , Mathematics , Symbolic Computations , ...
3
REPLIES
20.8K
VIEWS

Solving Multiple ODE's with NDSolve

QUESTION FROM: Josh Wofford | 12 years ago BY: Josh Wofford
Calculus , Equation Solving , Mathematics
9
REPLIES
20.8K
VIEWS

Solving a system of equations with inequalities

QUESTION FROM: Cédric Cavents | 10 years ago BY: Cédric Cavents
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
2
REPLIES
20.8K
VIEWS

Periodic piecewise functions?

QUESTION FROM: Nev Nev | 8 years ago BY: Ambuj Jain
Mathematics , Signal Processing , Wolfram Language
7
REPLIES
20.7K
VIEWS

Line integral with Wolfram|Alpha?

QUESTION FROM: Ariel Eshel | 5 years ago BY: Daniel Lichtblau
Calculus , Mathematics , Wolfram|Alpha
15
REPLIES
20.7K
VIEWS

Use function of a variable as a part specifier?

QUESTION FROM: Steven Clark | 2 years ago BY: James Bowery
Graphics and Visualization , Mathematics , Wolfram Language
8
REPLIES
20.7K
VIEWS

Slow Summation of values produced by recursive function

QUESTION FROM: Tom Zinger | 11 years ago BY: Tom Zinger
Mathematics , Numerical Computation , Tuning and Debugging , ...
13
REPLIES
20.7K
VIEWS

How to find the x and y Intercept of a Function

QUESTION FROM: William Duhe | 12 years ago BY: EDITORIAL BOARD
Equation Solving , Optimization , Mathematics , Modeling
1
REPLIES
20.6K
VIEWS

Import/Export to Mathematica

QUESTION FROM: hady hakim | 4 years ago BY: Alexey Popkov
Education , Graphs and Networks , Import and Export , Mathematica , ...
6
REPLIES
20.4K
VIEWS

Add text to graphics?

QUESTION FROM: Robert Poenaru | 4 years ago BY: a a
Graphics and Visualization , Mathematics , Wolfram Language
14
REPLIES
20.4K
VIEWS

Convert Radian to Degree?

QUESTION FROM: Thong Ly | 3 years ago BY: C C
Engineering , Mathematics , Units , Wolfram Language
4
REPLIES
20.3K
VIEWS

Interpolation for multi-dimensional functions

QUESTION FROM: Rene Samson | 10 years ago BY: Rene Samson
Discrete Mathematics , Mathematics , Numerical Computation , ...
10
REPLIES
20.3K
VIEWS

plotting planes in 3D

QUESTION FROM: Joe Carmack | 12 years ago BY: Udo Krause
Mathematics , Wolfram|Alpha
5
REPLIES
20.3K
VIEWS

Fourier coefficients in Wolfram|Alpha ?

QUESTION FROM: Pamela Vilela | 10 years ago BY: Pamela Vilela
Mathematics , Wolfram|Alpha , Wolfram Language
2
REPLIES
20.2K
VIEWS

Problems with 'Recursion depth of 1024 exceeded during evaluation of '.

QUESTION FROM: Alexandre AZIER | 10 years ago BY: Otto Linsuain
Mathematics , Physics , Signal Processing , Wolfram Language
2
REPLIES
20.2K
VIEWS

Integrate[1/x, x] should give Log[Abs[x]] but does not ?

QUESTION FROM: Gennaro Arguzzi | 9 years ago BY: Michael Rogers
Calculus , Mathematics , Wolfram Language
9
REPLIES
20.1K
VIEWS

Get numerical solution of PDE for diffusion at high diffusion rates?

QUESTION FROM: Rutton Patel | 7 years ago BY: Rutton Patel
Calculus , Chemistry , Equation Solving , Mathematics , Modeling , ...
23
REPLIES
20.1K
VIEWS

Raspberry Pi in the Classroom

QUESTION FROM: Mike McCraith | 12 years ago BY: Roger Kirchner
Computer-Based Maths , Education , Mathematica , Mathematics , ...
9
REPLIES
20.1K
VIEWS

A replacement for IntegerDigits: computing Sloane OEIS A229024 sequence

QUESTION FROM: Hans Havermann | 13 years ago BY: Hans Havermann
Discrete Mathematics , Mathematica , Mathematics , Recreation , ...
8
REPLIES
20.1K
VIEWS

Factoring out common factors from a list / vector / matrix

QUESTION FROM: Ken Caviness | 7 years ago BY: Gary Kennedy
Mathematica , Mathematics
3
REPLIES
20K
VIEWS

Change of variables in partial derivatives

QUESTION FROM: Alberto Silva Ariano | 7 years ago BY: Kuba Podkalicki
Calculus , Mathematics , Wolfram Language
5
REPLIES
20K
VIEWS

Plot inverse functions?

QUESTION FROM: Devin Luu | 9 years ago BY: Devin Luu
Graphics and Visualization , Mathematics , Wolfram Language
11
REPLIES
20K
VIEWS

FindRoot does not work

QUESTION FROM: Ana Squadri | 12 years ago BY: Bruce Miller
Equation Solving , Mathematics , Wolfram Language
7
REPLIES
20K
VIEWS

Showing steps in simplification?

QUESTION FROM: Nico Adamo | 10 years ago BY: Sean Clarke
Algebra , Equation Solving , Mathematics , ...
1
REPLIES
20K
VIEWS

Visualize triple integrals?

QUESTION FROM: Mitchell Sandlin | 10 years ago BY: Emerson Willard
Calculus , Graphics and Visualization , Mathematics , Wolfram Language
4
REPLIES
20K
VIEWS

Weaire–Phelan structure in mathematica

QUESTION FROM: Luis Ledesma | 11 years ago BY: Luis Ledesma
Architecture , Geometry , Mathematics , Wolfram Language
7
REPLIES
19.9K
VIEWS

Not getting required adjacency matrix

QUESTION FROM: Azhar Uddin Mohammed | 12 years ago BY: Azhar Uddin Mohammed
Graphs and Networks , Mathematics , Wolfram Language
2
REPLIES
19.8K
VIEWS

Simple Math Problem Shows Massive Flaw In All Machine Learning Algorythims

QUESTION FROM: David Johnston | 11 years ago BY: David Johnston
Computer Science , Data Science , Discrete Mathematics , ...
3
REPLIES
19.8K
VIEWS

London The Gherkin: plot volume of revolution in 3d

QUESTION FROM: Bob H | 11 years ago BY: Henrik Schachner
Architecture , Graphics and Visualization , Mathematics , ...
3
REPLIES
19.8K
VIEWS

Where are notebooks for "Classical Mechanics with Mathematica", 2nd ed?

QUESTION FROM: Murray Eisenberg | 5 years ago BY: Raspi Rascal
Authoring and Publishing , Mathematica , Mathematics , Physics , ...
10
REPLIES
19.7K
VIEWS

How would one go about analyzing Lottery draw statistics in Mathematica?

QUESTION FROM: Michael Gmirkin | 13 years ago BY: Vitaliy Kaurov
Mathematics , Recreation , Statistics and Probability
2
REPLIES
19.7K
VIEWS

How to 3D plot a volume of revolution?

QUESTION FROM: Hifas Faiz | 12 years ago BY: Marco Thiel
Algebra , Graphics and Visualization , Mathematica , Mathematics
3
REPLIES
19.7K
VIEWS
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