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

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How to solve a PDE with 4 variables and with vectors?

QUESTION FROM: Ser Man | 5 years ago BY: EDITORIAL BOARD
Calculus , Equation Solving , Mathematics , Wolfram Language
1
REPLIES
4.9K
VIEWS

Can't find existing local or global minima using Wolfram Alpha?

QUESTION FROM: dave john | 5 years ago BY: Alec Graves
Optimization , Mathematics , Wolfram|Alpha
1
REPLIES
6.1K
VIEWS

Step size error in NDSolve[ ]?

QUESTION FROM: Chandrachur Chakraborty | 5 years ago
Calculus , Equation Solving , Graphics and Visualization , ...
0
REPLIES
2.7K
VIEWS

Request to provide 3D outputs to GeometricScene[ ]

QUESTION FROM: wei li | 5 years ago
Education , Geometry , Graphics and Visualization , Mathematics , ...
0
REPLIES
2.6K
VIEWS

Partial differential equation solution?

QUESTION FROM: nani khan | 5 years ago BY: Hans Dolhaine
Calculus , Equation Solving , Mathematics , Wolfram Language
3
REPLIES
4.6K
VIEWS

How to use VertexTextureCoordinates?

QUESTION FROM: Mariano Gonzalez | 5 years ago BY: Mariano Gonzalez
Geometry , Graphics and Visualization , Mathematics , Wolfram Language
2
REPLIES
4.8K
VIEWS

Error "unable to solve" using NSolve on circle-equation

QUESTION FROM: Rolf Kopsch | 5 years ago BY: Jon McLoone
Algebra , Equation Solving , Mathematica , Mathematics , ...
3
REPLIES
8K
VIEWS

Plot frequency with real & imaginary part?

QUESTION FROM: Md Taj | 5 years ago BY: Md Taj
Graphics and Visualization , Mathematics , Signal Processing , ...
5
REPLIES
6.5K
VIEWS

How to merely show an expression rather running it?

QUESTION FROM: Jacques Ou | 5 years ago BY: Jacques Ou
Mathematica , Mathematics , Wolfram Language
5
REPLIES
5.9K
VIEWS

Derivative an exponential function with base 10 in Wolfram|Alpha

QUESTION FROM: Matthew Knote | 5 years ago BY: Rolando Estela
Calculus , Mathematics , Wolfram|Alpha
3
REPLIES
6.4K
VIEWS

Implementation of Baillie PSW prime testing

QUESTION FROM: Ted Ersek | 5 years ago BY: Daniel Lichtblau
Mathematica , Mathematics , Numerical Computation , Wolfram Language
1
REPLIES
6.1K
VIEWS

Unexpected region from RegionPlot3D[ ]?

QUESTION FROM: Jay Gourley | 5 years ago BY: Updating Name
Geometry , Graphics and Visualization , Mathematics , Wolfram Language
1
REPLIES
4.2K
VIEWS

Numerical investigation of two coupled differential equations

QUESTION FROM: Luca Stadtmueller | 5 years ago
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
0
REPLIES
3.1K
VIEWS

Understanding the behavior of an expression?

QUESTION FROM: Luis Felipe Massena Misiec | 5 years ago BY: Luis Felipe Massena Misiec
Mathematics , Wolfram Language
5
REPLIES
4.3K
VIEWS

How can I do the output waveform of Schmitt trigger circuit?

QUESTION FROM: Jairo Smith Quilumbaquin Lanchimba | 5 years ago BY: Henrik Schachner
Control Systems , Electrical Engineering , Engineering , ...
3
REPLIES
8K
VIEWS

Does a (cryptographic?) function satisfying these 3 constraints exist?

QUESTION FROM: Mihai Raulea | 5 years ago BY: Dariia Porechna
Computer Science , Cryptography , Mathematics , Wolfram Language
2
REPLIES
8.5K
VIEWS

Reducing a Laplace Transform gives unexpected result?

QUESTION FROM: Jeffrey Davis | 5 years ago
Mathematics , Wolfram Language
0
REPLIES
2.4K
VIEWS

Visualizing the gradient?

QUESTION FROM: Mitchell Sandlin | 5 years ago BY: Mitchell Sandlin
Graphics and Visualization , Mathematics , Wolfram Language
4
REPLIES
5.6K
VIEWS

Solving a differential equation using DSolve: no output

QUESTION FROM: Luca Stadtmueller | 5 years ago BY: Luca Stadtmueller
Calculus , Equation Solving , Mathematics , Wolfram Language
3
REPLIES
5.7K
VIEWS

Error in NDSolve solving 2D heat flow problem

QUESTION FROM: Kevin Wall | 5 years ago
Calculus , Equation Solving , Graphics and Visualization , ...
0
REPLIES
2.7K
VIEWS

Error using NDEigensystem output as initial condition of NDSolve

QUESTION FROM: conan alexander | 5 years ago
Algebra , Calculus , Equation Solving , Graphics and Visualization , ...
0
REPLIES
2.4K
VIEWS

Solving definite integral?

QUESTION FROM: Ana Clara Castanheira Fernandez | 5 years ago BY: Ana Clara Castanheira Fernandez
Calculus , Mathematics , Wolfram Language
7
REPLIES
7.8K
VIEWS

Solving numerically a double integral that converges slowly?

QUESTION FROM: Ricardo Miguel Pedro | 5 years ago BY: Ricardo Miguel Pedro
Calculus , Mathematics , Numerical Computation , Wolfram Language
2
REPLIES
3.1K
VIEWS

Set the plot boundary in ListContourPlot[ ] ?

QUESTION FROM: Yogesh Dandekar | 5 years ago BY: Martijn Froeling
Graphics and Visualization , Mathematics , Numerical Computation , ...
1
REPLIES
3.6K
VIEWS

Solving inequality in Wolfram|Alpha?

QUESTION FROM: Marie Hasdenteufel | 5 years ago BY: Marie Hasdenteufel
Equation Solving , Mathematics , Wolfram|Alpha , Wolfram Language
2
REPLIES
4.3K
VIEWS

Reducing code size for intensity profile of Newton rings?

QUESTION FROM: Nataraj G | 5 years ago BY: Nataraj G
Demonstrations , Graphics and Visualization , Mathematics , ...
1
REPLIES
4.8K
VIEWS

Adjugate call from Wolframscript?

QUESTION FROM: Vinicio González Urbina | 5 years ago BY: Rohit Namjoshi
Algebra , Mathematics , Wolfram Language
1
REPLIES
3K
VIEWS

Solving non-linear equations: no methods available error

QUESTION FROM: Gerd-Rüdiger Jaenisch | 5 years ago BY: Mariusz Iwaniuk
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
1
REPLIES
4.2K
VIEWS

How to display a repeating decimal as a fraction in cloud?

QUESTION FROM: Christopher Maughan | 5 years ago BY: Christopher Maughan
Mathematics , Wolfram Cloud , Wolfram Language
4
REPLIES
4.3K
VIEWS

Definite integral over Owen's T function and exponential

QUESTION FROM: Orjan Ameye | 5 years ago
Calculus , Mathematics , Numerical Computation , Wolfram Language
0
REPLIES
3K
VIEWS

Modified Bessel function of the second kind

QUESTION FROM: Gerd-Rüdiger Jaenisch | 5 years ago BY: Gerd-Rüdiger Jaenisch
Calculus , Mathematics , Wolfram Language
2
REPLIES
3.3K
VIEWS

Riemann Zeta function on positive odd

QUESTION FROM: Mundankulu Kabongo | 5 years ago
Mathematics , Physics , Wolfram Language
0
REPLIES
2.5K
VIEWS

Where can I start studying a cluster of points on a scatter plot?

QUESTION FROM: Gianluigi Salvi | 5 years ago BY: EDITORIAL BOARD
Graphics and Visualization , Machine Learning , Mathematica , ...
3
REPLIES
5.5K
VIEWS

Putting a differential equation into a certain form

QUESTION FROM: Vedansh Malhan | 5 years ago BY: Vedansh Malhan
Calculus , Equation Solving , Mathematics , Wolfram Language
2
REPLIES
2.8K
VIEWS

Partial differentiation in traditional form

QUESTION FROM: vin Bha | 5 years ago BY: Gianluca Gorni
Calculus , Mathematics , Wolfram Language
3
REPLIES
6.6K
VIEWS

Get results from equation in decimal form

QUESTION FROM: antoine zurcher | 5 years ago BY: Bill Nelson
Equation Solving , Mathematics , Wolfram|Alpha
1
REPLIES
4.5K
VIEWS

Limit keeps evaluating

QUESTION FROM: Tania Gerou | 5 years ago BY: Tania Gerou
Calculus , Mathematics , Wolfram Language
2
REPLIES
3.2K
VIEWS

Integrating using one sided limits

QUESTION FROM: Ted Bartlett | 5 years ago BY: Daniel Lichtblau
Calculus , Mathematics , Wolfram Language
9
REPLIES
9.6K
VIEWS

Plot gives no output?

QUESTION FROM: nani khan | 5 years ago BY: nani khan
Graphics and Visualization , Mathematics , Wolfram Language
9
REPLIES
4.2K
VIEWS

Calculating a product that is a function of NIntegrate?

QUESTION FROM: Alex L | 5 years ago
Calculus , Mathematics , Numerical Computation , Wolfram Language
0
REPLIES
3.5K
VIEWS

Unexpected behavior of FindMinimum

QUESTION FROM: David Golber | 5 years ago BY: David Golber
Calculus , Mathematics , Wolfram Language
1
REPLIES
4.2K
VIEWS

Writing set of questions in Wolfram|Alpha?

QUESTION FROM: Umit KARACIVI | 5 years ago
Equation Solving , Mathematics , Wolfram|Alpha
0
REPLIES
2.6K
VIEWS

No solution from RSolve[ ] of two equations?

QUESTION FROM: kakawa nobuhiko | 5 years ago BY: Hans Dolhaine
Algebra , Equation Solving , Mathematics , Wolfram Language
4
REPLIES
5.9K
VIEWS

How can I Rationalize this?

QUESTION FROM: Jairo Smith Quilumbaquin Lanchimba | 5 years ago BY: Jairo Smith Quilumbaquin Lanchimba
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
7
REPLIES
6.7K
VIEWS

Is this NMaxValue[ ] behavior intentional?

QUESTION FROM: L B | 5 years ago BY: Henrik Schachner
Calculus , Mathematics , Wolfram Language
3
REPLIES
3.5K
VIEWS

Implement "nested" derivatives and cylindrical coordinates?

QUESTION FROM: Daniela Sechen | 5 years ago BY: Jack I Houng
Calculus , Mathematics , Wolfram Language
1
REPLIES
4.3K
VIEWS

Export FindRoot[ ] output to xls file?

QUESTION FROM: Chenghua Deng | 5 years ago BY: Hans Milton
Algebra , Equation Solving , Import and Export , Mathematics , ...
7
REPLIES
5.7K
VIEWS

NSolve works with not a valid variable or gives no solution

QUESTION FROM: Luis Felipe Massena Misiec | 5 years ago BY: Luis Felipe Massena Misiec
Algebra , Equation Solving , Mathematics , Numerical Computation , ...
13
REPLIES
5.8K
VIEWS

NDSolve for a system of second order differential equations

QUESTION FROM: Lorenzo Mereu | 5 years ago BY: Lorenzo Mereu
Algebra , Calculus , Equation Solving , Mathematics , ...
5
REPLIES
4.6K
VIEWS

How to write a matrix in a different basis?

QUESTION FROM: Matheus Soares | 5 years ago BY: Rohit Namjoshi
Algebra , Mathematics , Wolfram Language
5
REPLIES
4.4K
VIEWS
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