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

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FourierCosCoefficient takes long time with no output

QUESTION FROM: Zhang Yuhan | 3 years ago BY: Mariusz Iwaniuk
Mathematics , Wavelets and Fourier Series , Wolfram Language
3
REPLIES
4K
VIEWS

How to avoid numerical evaluation inside CForm?

QUESTION FROM: Leslaw Bieniasz | 3 years ago BY: Hans Dolhaine
External Programs and Systems , Mathematics , Wolfram Language
1
REPLIES
3.7K
VIEWS

Unexpected results from Interpolation function?

QUESTION FROM: Joseph Mbayi | 3 years ago BY: Joseph Mbayi
Data Science , Mathematics , Modeling , Wolfram Language
4
REPLIES
3.3K
VIEWS

How may we write Nth polynomials and perform their derivatives?

QUESTION FROM: Vinícius Hopkins | 3 years ago BY: Vinícius Hopkins
Algebra , Calculus , Mathematics , Wolfram Language
5
REPLIES
5.5K
VIEWS

NSolve gives an empty set as a solution

QUESTION FROM: S Sarkar | 3 years ago BY: Gianluca Gorni
Algebra , Equation Solving , Mathematics , Numerical Computation , ...
1
REPLIES
3.2K
VIEWS

Why doesn't LaplaceTransform work?

QUESTION FROM: Mariano Gonzalez | 3 years ago BY: Henrik Schachner
Mathematics , Wolfram Language
4
REPLIES
3.7K
VIEWS

Integration of a product doesn't evaluate?

QUESTION FROM: Minwoo Kim | 3 years ago BY: Gianluca Gorni
Calculus , Mathematics , Wolfram Language
9
REPLIES
3.3K
VIEWS

Flatten array without loosing "structure"

QUESTION FROM: Tommaso Peduzzi | 3 years ago BY: Michael Rogers
Mathematics , Wolfram Language
5
REPLIES
3.8K
VIEWS

FullSimplify doesn't work as expected?

QUESTION FROM: Hongyi Zhao | 3 years ago BY: Hongyi Zhao
Mathematics , Wolfram Language
4
REPLIES
2.9K
VIEWS

How to assume real variables?

QUESTION FROM: Werner Geiger | 3 years ago BY: Werner Geiger
Mathematics , Wolfram Language
2
REPLIES
6.5K
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 do I get a full analytical solution to my ODEs?

QUESTION FROM: Rami Zakh | 3 years ago BY: Rami Zakh
Calculus , Equation Solving , Mathematics , Symbolic Computations , ...
5
REPLIES
5K
VIEWS

How to convert negative part of a plot to zero?

QUESTION FROM: Reza rho | 3 years ago BY: Robert Nowak
Graphics and Visualization , Mathematics , Wolfram Language
2
REPLIES
5K
VIEWS

Why assignment and delayed assignment to Sin[x]==0 are the same?

QUESTION FROM: Zhenyu Zeng | 3 years ago BY: Zhenyu Zeng
Equation Solving , Mathematics , Wolfram Language
6
REPLIES
3.3K
VIEWS

Complex partial derivative of a complex quadric

QUESTION FROM: Stefano Marini | 3 years ago BY: Gianluca Gorni
Calculus , Mathematics , Wolfram Language
2
REPLIES
3.5K
VIEWS

Translating math words to Mathematica, an example, an experiment

QUESTION FROM: Andrew Meit | 3 years ago BY: Andrew Meit
Mathematics , Wolfram Language
2
REPLIES
4.1K
VIEWS

Error solving simple equation?

QUESTION FROM: Jean Flosi | 3 years ago BY: Gianluca Gorni
Equation Solving , Mathematics , Wolfram Language
4
REPLIES
5.9K
VIEWS

RecurrenceTable[] error: arguments should be in the form k + integer

QUESTION FROM: David G. Aragonés | 3 years ago BY: Eric Rimbey
Mathematics , Wolfram Language
9
REPLIES
4.2K
VIEWS

Z-Transform is not producing expected solution

QUESTION FROM: Jon Steller | 3 years ago BY: Robert Nowak
Calculus , Mathematics , Wolfram Language
3
REPLIES
3.2K
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
5.7K
VIEWS

Empty Plot of Max of symbolic expression?

QUESTION FROM: Danish Hamza | 3 years ago BY: Danish Hamza
Graphics and Visualization , Mathematics , Wolfram Language
4
REPLIES
2.7K
VIEWS

Solving integral equation?

QUESTION FROM: Borsos Andrei | 3 years ago BY: Mariusz Iwaniuk
Calculus , Equation Solving , Mathematics , Wolfram Language
1
REPLIES
2.7K
VIEWS

Empty plot from ListDensityPlot3D of ParametricNDSolve solutions?

QUESTION FROM: Danish Hamza | 3 years ago BY: Danish Hamza
Calculus , Equation Solving , Graphics and Visualization , ...
10
REPLIES
3.6K
VIEWS

Problem with integrate and assumptions

QUESTION FROM: Pierre Romanet | 3 years ago BY: Daniel Lichtblau
Calculus , Mathematics , Tuning and Debugging , Wolfram Language
3
REPLIES
4.7K
VIEWS

A problem of FindRoot with BSplineFunction

QUESTION FROM: Jianhua Yang | 3 years ago BY: Alexey Popkov
Equation Solving , Mathematics , Numerical Computation , ...
9
REPLIES
6.6K
VIEWS

How to find the dimensionless ListContourPlot?

QUESTION FROM: KRISHAN SHARMA | 3 years ago BY: W. Craig Carter
Graphics and Visualization , Mathematics , Wolfram Language
5
REPLIES
6.2K
VIEWS

How to label the max and min value in ContourPlot?

QUESTION FROM: KRISHAN SHARMA | 3 years ago BY: KRISHAN SHARMA
Graphics and Visualization , Mathematics , Wolfram Language
4
REPLIES
4.1K
VIEWS

Seeking 3D rendering of 2D Lissajous curve

QUESTION FROM: Dave K | 3 years ago BY: Dave K
Demonstrations , Graphics and Visualization , Mathematica , ...
9
REPLIES
6.2K
VIEWS

Gaussian elimination to row echelon form, not reduced row echelon form?

QUESTION FROM: D P | 3 years ago BY: Peter Burbery
Algebra , Mathematics , Wolfram Language
7
REPLIES
15.7K
VIEWS

Unexpected matrix multiplication results?

QUESTION FROM: Gugan S | 4 years ago BY: Neil Singer
Algebra , Mathematics , Wolfram Language
6
REPLIES
4.4K
VIEWS

How to access past study groups?

QUESTION FROM: Ishant Yadav | 4 years ago BY: Jack White
Calculus , Education , Equation Solving , Mathematics , ...
2
REPLIES
5.9K
VIEWS

Automatically calculate equation's discriminant and Veda？

QUESTION FROM: Lee Tao | 4 years ago BY: Lee Tao
Algebra , Mathematics , Wolfram Language
20
REPLIES
6.9K
VIEWS

Can you parallelize a numerically solved Integral?

QUESTION FROM: sorabella91 | 4 years ago BY: Updating Name
Calculus , Equation Solving , High-Performance Computing , ...
3
REPLIES
6.5K
VIEWS

Modified Bessel differential equation?

QUESTION FROM: Xin Ning | 4 years ago BY: Xin Ning
Algebra , Calculus , Equation Solving , Mathematics , Wolfram Language
4
REPLIES
4.2K
VIEWS

Plotting functions defined by Integrate

QUESTION FROM: Brani Vidakovic | 4 years ago BY: Brani Vidakovic
Calculus , Graphics and Visualization , Mathematics , ...
2
REPLIES
4.5K
VIEWS

How can I visualize a curve and a plane in the same 3D plot?

QUESTION FROM: Maximiliano Ruz Nuñez | 4 years ago BY: Maximiliano Ruz Nuñez
Calculus , Graphics and Visualization , Mathematics , Wolfram Language
2
REPLIES
2.8K
VIEWS

Plotting basin of attraction for a piecewise map

QUESTION FROM: Rajanikant Metri | 4 years ago BY: Rajanikant Metri
Graphics and Visualization , Mathematics , Wolfram Language
4
REPLIES
4.2K
VIEWS

Error solving inequality: no methods in Solve?

QUESTION FROM: Jonathan Wooldridge | 4 years ago BY: Jonathan Wooldridge
Algebra , Equation Solving , Mathematics , Wolfram Language
2
REPLIES
3.6K
VIEWS

How to create a list from 100 to 0 decrementing?

QUESTION FROM: Luis Felipe Massena Misiec | 4 years ago BY: Luis Felipe Massena Misiec
Mathematics , Wolfram Language
7
REPLIES
7.5K
VIEWS

Problem with plotting Sign[ ]: unexpected output

QUESTION FROM: Ilya Shabat | 4 years ago BY: Ilya Shabat
Graphics and Visualization , Mathematics , Wolfram Language
4
REPLIES
2.5K
VIEWS

Intersection points of two planes?

QUESTION FROM: Kyaw Hla Chak | 4 years ago BY: Kyaw Hla Chak
Geometry , Graphics and Visualization , Mathematics , Wolfram Language
4
REPLIES
3.8K
VIEWS

Changing the size of Manipulate InputField?

QUESTION FROM: Jay Gourley | 4 years ago BY: Jay Gourley
Dynamic Interactivity , Geometry , Mathematics , Wolfram Language
5
REPLIES
5.8K
VIEWS

Calculate the result of a recursive equation in Wolfram Alpha?

QUESTION FROM: Parminder Singh | 4 years ago BY: Rohit Namjoshi
Equation Solving , Mathematics , Wolfram|Alpha , Wolfram Language
3
REPLIES
4.5K
VIEWS

Export FindRoot[ ] output to xls file?

QUESTION FROM: Chenghua Deng | 4 years ago BY: Hans Milton
Algebra , Equation Solving , Import and Export , Mathematics , ...
7
REPLIES
5.2K
VIEWS

NDSolve for a system of second order differential equations

QUESTION FROM: Lorenzo Mereu | 4 years ago BY: Lorenzo Mereu
Algebra , Calculus , Equation Solving , Mathematics , ...
5
REPLIES
4.2K
VIEWS

Issue in D[ ] in 12.3.0 but not in 12.1.0

QUESTION FROM: Tigran Aivazian | 4 years ago BY: Tigran Aivazian
Calculus , Mathematics , Wolfram Language
3
REPLIES
8K
VIEWS

Graphing a large set of Pythagorean triples

QUESTION FROM: James Parks | 4 years ago BY: James Parks
Discrete Mathematics , Graphics and Visualization , Mathematics , ...
12
REPLIES
9.4K
VIEWS

Error Solving numerical integral

QUESTION FROM: Bell Na | 4 years ago BY: Gianluca Gorni
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
4
REPLIES
3.1K
VIEWS

Evaluating a function over an input range & putting output into list?

QUESTION FROM: Alex L | 4 years ago BY: Rohit Namjoshi
Mathematics , Wolfram Language
2
REPLIES
5.7K
VIEWS

MultiNonlinearModelFit problem with covariance matrix

QUESTION FROM: Edoardo Dalla Ricca | 4 years ago BY: Rohit Namjoshi
Mathematics , Statistics and Probability , ...
2
REPLIES
4.6K
VIEWS
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