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

Discussions List Discussions List

How do I get the real values of one variable out of a ReImPlot plot?

QUESTION FROM: Nikita Averin | 3 months ago BY: Gianluca Gorni
Algebra , Graphics and Visualization , Mathematics , Wolfram Language
3
REPLIES
700
VIEWS

Errors in solving a complex equation: FindRoot and NIntegrate cannot converge

QUESTION FROM: S. Gallagher | 3 months ago
Equation Solving , Mathematics , Numerical Computation , ...
0
REPLIES
538
VIEWS

Solve geometric quantities using GeometricScene

QUESTION FROM: Xiangyang Zhou | 3 months ago BY: Gianluca Gorni
Geometry , Mathematics , Wolfram Language
8
REPLIES
886
VIEWS

Debugging fitting data and empty plot

QUESTION FROM: Sahrawi Chaib | 3 months ago BY: Michael Rogers
Data Science , Graphics and Visualization , Optimization , ...
4
REPLIES
790
VIEWS

Multiplying very long mathematical expressions

QUESTION FROM: Nomsa Ledwaba | 3 months ago BY: Nomsa Ledwaba
Calculus , Mathematics , Symbolic Computations , Wolfram Language
2
REPLIES
918
VIEWS

How to solve a couple of ODEs in two variables

QUESTION FROM: Safinaz Salem | 3 months ago BY: Safinaz Salem
Calculus , Equation Solving , Mathematics , Wolfram Language
2
REPLIES
717
VIEWS

CircularArcThrough doesn't behave as expected in V14.2

QUESTION FROM: Claudio Arcanjo | 3 months ago BY: Gianluca Gorni
Geometry , Graphics and Visualization , Mathematics , Wolfram Language
2
REPLIES
786
VIEWS

Partial derivative notation and output

QUESTION FROM: dor gelem | 3 months ago BY: dor gelem
Calculus , Mathematics , Wolfram Language
4
REPLIES
1.1K
VIEWS

How to get nontrivial solution of differential equation (Euler buckling load)?

QUESTION FROM: Ralph Schenn | 3 months ago BY: Ralph Schenn
Calculus , Equation Solving , Mathematics , Symbolic Computations , ...
8
REPLIES
1.3K
VIEWS

Is it possible for Canvas to smooth an already drawn path?

QUESTION FROM: Diego Ramos | 3 months ago
Calculus , Graphics and Visualization , Mathematics , Wolfram Language
0
REPLIES
549
VIEWS

Use Assistant to prove Possible connection of space diagonal to side to the MRB constant?

QUESTION FROM: Marvin Ray Burns A.G.S. (cum laude) | 3 months ago BY: Marvin Ray Burns A.G.S. (cum laude)
Mathematics
1
REPLIES
914
VIEWS

Checking whether Hessian matrix of a function is positive semidefinite on a hypercube

QUESTION FROM: Amir A. | 3 months ago BY: Amir A.
Algebra , Mathematics , Wolfram Language
6
REPLIES
920
VIEWS

DSolve crashes on elementary differential equations

QUESTION FROM: Jean-Michel Charles Collard-Richard | 3 months ago BY: Updating Name
Calculus , Equation Solving , Mathematics , Symbolic Computations , ...
4
REPLIES
1.3K
VIEWS

How to speed up numerical calculations of the inverse method in game theory？

QUESTION FROM: yanshao Wang | 3 months ago BY: yanshao Wang
Optimization , Mathematics , Numerical Computation , ...
1
REPLIES
724
VIEWS

About 3D plot and there are some strange white part

QUESTION FROM: lede li | 3 months ago BY: Gianluca Gorni
Algebra , Graphics and Visualization , Mathematics , Wolfram Language
2
REPLIES
756
VIEWS

Computation of the prime pi function in Mathematica using the zeros ZetaZero[i] (Riemann function)

QUESTION FROM: Thomas Waring | 3 months ago
Graphics and Visualization , Mathematics , Wolfram Language
0
REPLIES
538
VIEWS

Self-referential recurrence

QUESTION FROM: Paul Abbott | 3 months ago BY: Daniel Lichtblau
Discrete Mathematics , Mathematics
8
REPLIES
1.3K
VIEWS

Why doesn't Wolfram compute Ceiling[x] = 1 + Floor[x]?

QUESTION FROM: Sasha Mandra | 3 months ago BY: Michael Rogers
Algebra , Mathematics , Wolfram Language
16
REPLIES
1.6K
VIEWS

DSolve not working for given system

QUESTION FROM: maxim knyazev | 3 months ago BY: David Keith
Calculus , Equation Solving , Mathematics , Symbolic Computations , ...
4
REPLIES
1.2K
VIEWS

Cannot plot full OutputResponse

QUESTION FROM: Sai Fisher | 3 months ago BY: Mariusz Iwaniuk
Calculus , Graphics and Visualization , Mathematics , Wolfram Language
1
REPLIES
822
VIEWS

Traditional division of integers with remainder in Wolfram

QUESTION FROM: Sasha Mandra | 3 months ago BY: Eric Rimbey
Mathematics , Wolfram Language
16
REPLIES
1.3K
VIEWS

Generating natural structures with Wolfram

QUESTION FROM: Denis Ivanov | 3 months ago BY: Denis Ivanov
Biological Sciences , Equation Solving , Mathematics , Modeling , ...
2
REPLIES
1K
VIEWS

Need explanation for FullSimplify result of mathematical expression

QUESTION FROM: Sasha Mandra | 3 months ago BY: Sasha Mandra
Mathematics , Symbolic Computations , Wolfram Language
6
REPLIES
955
VIEWS

Is there a good tutorial on how to use Symbolize to create and use subscripted variables

QUESTION FROM: Edward Davis | 3 months ago BY: Ian Williams
Mathematics , Wolfram Language
2
REPLIES
1.1K
VIEWS

Induced probability distribution of arbitrary functions

QUESTION FROM: Jeremy Murphy | 3 months ago BY: Jim Baldwin
Mathematics , Statistics and Probability , Wolfram Language
2
REPLIES
1.1K
VIEWS

Any way to effectively resolve this integral?

QUESTION FROM: Leslaw Bieniasz | 4 months ago BY: Leslaw Bieniasz
Calculus , Mathematics , Symbolic Computations , Wolfram Language
4
REPLIES
1.3K
VIEWS

Unreadabe output of an expression

QUESTION FROM: Hans-Friedrich Pfeiffer | 4 months ago BY: Gianluca Gorni
Mathematics , Wolfram Language
1
REPLIES
581
VIEWS

Porosity calculation of complex three-dimensional model

QUESTION FROM: 扬 崔 | 4 months ago BY: 扬 崔
3D Printing , Discrete Mathematics , Geometry , ...
4
REPLIES
989
VIEWS

Does this plot in cylindrical coordinates look correct?

QUESTION FROM: Chris Cantrell | 4 months ago BY: Chris Cantrell
Graphics and Visualization , Mathematics , Wolfram Language
3
REPLIES
670
VIEWS

Finding pivots of a matrix with symbols

QUESTION FROM: Xiangyang Zhou | 4 months ago BY: Xiangyang Zhou
Algebra , Mathematics , Symbolic Computations , Wolfram Language
3
REPLIES
818
VIEWS

Display 16 digits after the decimal place?

QUESTION FROM: Jean-Michel Charles Collard-Richard | 4 months ago BY: Jean-Michel Charles Collard-Richard
Mathematics , Wolfram Language
5
REPLIES
1.2K
VIEWS

Input issues perhaps with - ContourIntegrate

QUESTION FROM: Venkat Sastry | 4 months ago
Calculus , Mathematics , Wolfram|Alpha , Wolfram Language
0
REPLIES
903
VIEWS

Negation of IntegerQ in replacement condition causes error?

QUESTION FROM: Dennis Caro | 4 months ago BY: Eric Rimbey
Mathematics , Wolfram Language
4
REPLIES
819
VIEWS

Request resources for mathematical foundations of higher-order topological dynamics in networks

QUESTION FROM: Amin Cheikhi | 4 months ago BY: Daniel Lichtblau
Algebra , Calculus , Discrete Mathematics , Mathematics , ...
3
REPLIES
1.4K
VIEWS

Equations cannot be solved by Wolfram Alpha

QUESTION FROM: La Lu | 4 months ago BY: Marvin Ray Burns A.G.S. (cum laude)
Equation Solving , Mathematics , Wolfram|Alpha
9
REPLIES
2.2K
VIEWS

Variable as an argument to Part

QUESTION FROM: Sasha Mandra | 4 months ago BY: Gianluca Gorni
Mathematics , Symbolic Computations , Wolfram Language
5
REPLIES
1K
VIEWS

Help finding max number of combinations of letters and numbers with constraints and create a list

QUESTION FROM: praveer escrow | 4 months ago BY: Ahmed Elbanna
Mathematics , Wolfram Language
6
REPLIES
1.7K
VIEWS

Select a special mathematical function

QUESTION FROM: Vladimir Volodin | 4 months ago BY: Gianluca Gorni
Mathematics , Wolfram Language
2
REPLIES
673
VIEWS

Square root of the square of a complex number

QUESTION FROM: Sasha Mandra | 4 months ago BY: Michael Rogers
Algebra , Mathematics , Symbolic Computations , Wolfram Language
8
REPLIES
1K
VIEWS

Do you have 1 simple function that will handle the various types of double integration?

QUESTION FROM: Mary A. Marion | 4 months ago BY: Mary A. Marion
Calculus , Mathematics , Wolfram Language
3
REPLIES
927
VIEWS

Help with optimum initial conditions for electron interaction

QUESTION FROM: Arif Khan | 4 months ago
Calculus , Equation Solving , Graphics and Visualization , ...
0
REPLIES
572
VIEWS

Substitute x in f[x] by a function. Fail to find out how to do that

QUESTION FROM: Christer Gustafsson | 4 months ago BY: Christer Gustafsson
Calculus , Mathematics , Wolfram Language
3
REPLIES
1.1K
VIEWS

SurfaceIntegrate[] and Integrate[] functions giving different divergent theorem flux answers

QUESTION FROM: Mitchell Sandlin | 4 months ago BY: Bruno Tenorio
Calculus , Mathematics , Wolfram Language
1
REPLIES
1.1K
VIEWS

Derivatives are not evaluated when substituted in differential equation

QUESTION FROM: Christer Gustafsson | 4 months ago BY: Christer Gustafsson
Calculus , Mathematics , Symbolic Computations , Wolfram Language
2
REPLIES
827
VIEWS

How can I correct the following code to produce the expected result?

QUESTION FROM: Xu Xu | 4 months ago BY: Xu Xu
Algebra , Equation Solving , Mathematics , Physics , ...
8
REPLIES
1.5K
VIEWS

Simplify x-x is not evaluated to zero

QUESTION FROM: Christer Gustafsson | 4 months ago BY: Christer Gustafsson
Calculus , Mathematics , Symbolic Computations , Wolfram Language
2
REPLIES
878
VIEWS

Possible error in solving Improper integral

QUESTION FROM: José Luis Garrido | 4 months ago BY: Daniel Lichtblau
Calculus , Mathematics , Numerical Computation , Wolfram Language
10
REPLIES
1.1K
VIEWS

Parallel computing a matrix with different variable for each kernel

QUESTION FROM: Ulrich Utiger | 4 months ago BY: Ulrich Utiger
High-Performance Computing , Mathematics , Wolfram Language
2
REPLIES
1K
VIEWS

Unexpected result in equation elimination from Wolfram Alpha

QUESTION FROM: Ron Hartikka | 4 months ago BY: Ron Hartikka
Algebra , Equation Solving , Mathematics , Wolfram|Alpha
2
REPLIES
1.1K
VIEWS

Create a VectorPlot3D using a parametric equation

QUESTION FROM: Mitchell Sandlin | 4 months ago BY: Gianluca Gorni
Graphics and Visualization , Mathematics , Wolfram Language
3
REPLIES
1.1K
VIEWS
1
2
3
4
5

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