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

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Identity formula for Sqrt[Pi]

QUESTION FROM: Alexander Povolotsky | 2 years ago BY: Roland Franzius
Algebra , Mathematics , Wolfram|Alpha , Wolfram Language
5
REPLIES
8.3K
VIEWS

Linear system has no solution error from DASSL

QUESTION FROM: Michel Oliveira | 2 years ago BY: Vedat Senol
Engineering , Mathematics , Modeling , SystemModeler
1
REPLIES
4.5K
VIEWS

Solving differential equation in Mathematica without ProductLog

QUESTION FROM: Carl-Johan Eliasson | 2 years ago BY: Gianluca Gorni
Calculus , Equation Solving , Mathematics , Symbolic Computations , ...
5
REPLIES
2.8K
VIEWS

Does the sum converge or diverge in Wolfram Alpha?

QUESTION FROM: Alexander Povolotsky | 2 years ago BY: Alexander Povolotsky
Mathematics , Wolfram|Alpha , Wolfram Language
2
REPLIES
3.9K
VIEWS

Terminating Solve[] operation when the first solution is found

QUESTION FROM: Andrea Frasca | 2 years ago BY: Andrea Frasca
Algebra , Equation Solving , Mathematics , Wolfram Language
3
REPLIES
3K
VIEWS

How to plot piecewise function in Wolfram|Alpha?

QUESTION FROM: kor mathchobo | 2 years ago BY: Robin Hood
Algebra , Graphics and Visualization , Mathematics , Wolfram|Alpha
5
REPLIES
5.4K
VIEWS

No result with no error from NDSolve

QUESTION FROM: kumarpardeep.math | 2 years ago BY: Mariusz Iwaniuk
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
2
REPLIES
2.4K
VIEWS

Curious behavior of EllipticF for complex-valued arguments

QUESTION FROM: Yajun Zhou | 2 years ago BY: Roland Franzius
Calculus , Mathematica , Mathematics , Wolfram Language
1
REPLIES
7.5K
VIEWS

Numerical solution by NDSolve has discontinuity

QUESTION FROM: A Afi | 2 years ago BY: Michael Rogers
Equation Solving , Graphics and Visualization , Mathematics , ...
2
REPLIES
2.8K
VIEWS

Error solving 5 diff. equations with NDSolve

QUESTION FROM: David Hwang | 2 years ago BY: Gianluca Gorni
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
2
REPLIES
2.6K
VIEWS

Empty Plot of NDSolve output

QUESTION FROM: Emil Rosanowski | 2 years ago BY: Henrik Schachner
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
1
REPLIES
2.3K
VIEWS

Wolfram Alpha Pro takes too long to solve a sum problem

QUESTION FROM: Chris Bianchi | 2 years ago BY: Chris Bianchi
Algebra , Mathematics , Wolfram|Alpha
6
REPLIES
5.3K
VIEWS

Checking the method used by NSolve

QUESTION FROM: Rua Sulaiman | 2 years ago BY: Daniel Lichtblau
Algebra , Equation Solving , Mathematics , Numerical Computation , ...
6
REPLIES
3.1K
VIEWS

Fourier Series calculated by Mathematica gives wrong result?

QUESTION FROM: Cornel B. | 2 years ago BY: Gianluca Gorni
Calculus , Graphics and Visualization , Mathematics , ...
6
REPLIES
5K
VIEWS

Convert Radian to Degree?

QUESTION FROM: Thong Ly | 2 years ago BY: C C
Engineering , Mathematics , Units , Wolfram Language
4
REPLIES
19.3K
VIEWS

Gaussian Integration didn't give correct result

QUESTION FROM: Wei Liang | 2 years ago BY: Wei Liang
Calculus , Mathematics , Statistics and Probability , Wolfram Language
2
REPLIES
3.5K
VIEWS

Improved Eulers Method Problem

QUESTION FROM: Athanasios Paraskevopoulos | 2 years ago BY: Rohit Namjoshi
Calculus , Equation Solving , Mathematica , Mathematics , ...
8
REPLIES
5.4K
VIEWS

Symbolic formulas for Airy equations?

QUESTION FROM: Alan White | 2 years ago BY: Alan White
Calculus , Mathematics , Wolfram Language
4
REPLIES
3.5K
VIEWS

Solve error: not quantified system

QUESTION FROM: Cornel B. | 2 years ago BY: Cornel B.
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
9
REPLIES
3.7K
VIEWS

Integrate error: Recursion depth of 1024 exceeded?

QUESTION FROM: Daniel McGregor | 2 years ago BY: Daniel Lichtblau
Calculus , Mathematics , Wolfram Language
2
REPLIES
2.8K
VIEWS

Two-level Rabi Problem-numerical solution

QUESTION FROM: Wenxuan Xie | 2 years ago BY: Wenxuan Xie
Calculus , Equation Solving , Graphics and Visualization , ...
2
REPLIES
2.6K
VIEWS

Computing functions and simultaneously produce markup language

QUESTION FROM: Ed di Girolamo | 2 years ago BY: Ed di Girolamo
Mathematics , Physics , Symbolic Computations , Units , ...
4
REPLIES
3.5K
VIEWS

How to arrange the obtained results according to the descending power of x?

QUESTION FROM: Lee Tao | 2 years ago BY: Lee Tao
Mathematics , Wolfram Language
6
REPLIES
2.8K
VIEWS

Erf[2] returns Erf[2] but Erf[2.0] 0.995322

QUESTION FROM: Gijsbert Wiesenekker | 2 years ago BY: Sander Huisman
Mathematics , Statistics and Probability , Wolfram Language
1
REPLIES
3.7K
VIEWS

NIntegrate error: Integral and error estimates are 0 on all subregions

QUESTION FROM: sergey.mikhailov | 3 years ago BY: Michael Rogers
Calculus , Mathematics , Numerical Computation , Wolfram Language
5
REPLIES
4.2K
VIEWS

Any way for simplification with WM functions

QUESTION FROM: VolMike VolMike | 3 years ago BY: VolMike VolMike
Algebra , Mathematics , Wolfram|Alpha , Wolfram Language
8
REPLIES
4.3K
VIEWS

Custom function is not working

QUESTION FROM: Indranil Maiti | 3 years ago BY: Indranil Maiti
Algebra , Mathematics , Wolfram Language
8
REPLIES
3.6K
VIEWS

Interactively changing the point in which the tangent is drawn in hyperbola

QUESTION FROM: serene H | 3 years ago BY: Gianluca Gorni
Calculus , Dynamic Interactivity , Graphics and Visualization , ...
3
REPLIES
2.5K
VIEWS

Solve the integral Cos(x)/x at the interval (0,infinite)

QUESTION FROM: Isa Comez | 3 years ago BY: Gianluca Gorni
Calculus , Mathematics , Wolfram Language
3
REPLIES
5.2K
VIEWS

Compare the symbolic solution with numerical solution

QUESTION FROM: A Afi | 3 years ago BY: Gianluca Gorni
Equation Solving , Graphics and Visualization , Mathematics , ...
8
REPLIES
3.6K
VIEWS

Mapping an exponential function to a Polynomial

QUESTION FROM: Ian Billington | 3 years ago BY: Hans Milton
Algebra , Mathematics , Wolfram Language
7
REPLIES
3.9K
VIEWS

Unexpected behavior of CoefficientArrays

QUESTION FROM: Hongyi Zhao | 3 years ago BY: Hongyi Zhao
Algebra , Mathematics , Wolfram Language
4
REPLIES
3.3K
VIEWS

How to compute these integrals symbolically?

QUESTION FROM: M M | 3 years ago BY: Mariusz Iwaniuk
Calculus , Mathematics , Symbolic Computations , Wolfram Language
9
REPLIES
4.5K
VIEWS

Apply TranslationTransform on a matrix

QUESTION FROM: Hongyi Zhao | 3 years ago BY: Hongyi Zhao
Geometry , Mathematics , Wolfram Language
7
REPLIES
3.2K
VIEWS

Is there a built-in function for matrices product?

QUESTION FROM: Domingo Gomez Morin | 3 years ago BY: Domingo Gomez Morin
Algebra , Mathematics , Wolfram Language
4
REPLIES
3.2K
VIEWS

Setting $0^0$ to 1

QUESTION FROM: Daniel Geisler | 3 years ago BY: Michael Rogers
Mathematics , Wolfram Language
2
REPLIES
4K
VIEWS

Colour gradient using a given function when plotting

QUESTION FROM: Ted Bartlett | 3 years ago BY: Ted Bartlett
Graphics and Visualization , Mathematics , Wolfram Language
2
REPLIES
2.6K
VIEWS

Hypergeometric function particular values

QUESTION FROM: Mikko Tommila | 3 years ago BY: Mariusz Iwaniuk
Algebra , Mathematics , Wolfram Language
1
REPLIES
2.3K
VIEWS

Get the Dot product of two vectors with complex components?

QUESTION FROM: David Mackay | 3 years ago BY: Hans Milton
Algebra , Mathematics , Symbolic Computations , Wolfram Language
21
REPLIES
32.9K
VIEWS

Solving for real values while function values are complex

QUESTION FROM: Hongyi Zhao | 3 years ago BY: Hans Milton
Algebra , Equation Solving , Mathematics , Wolfram Language
1
REPLIES
2.5K
VIEWS

Error in integrating Bessel function combined with exponential term

QUESTION FROM: Kathan Joshi | 3 years ago BY: Kathan Joshi
Calculus , Mathematics , Wolfram Language
2
REPLIES
2.5K
VIEWS

Polynomial fit for recursion

QUESTION FROM: Daniel Boyce | 3 years ago BY: Daniel Lichtblau
Algebra , Equation Solving , Mathematics , Wolfram Language
6
REPLIES
3.2K
VIEWS

Factoring out the factor of a matrix with the results elements Abs <=1

QUESTION FROM: Hongyi Zhao | 3 years ago BY: Hans Milton
Algebra , Mathematics , Wolfram Language
3
REPLIES
3K
VIEWS

Get the analytic solution of transient heat equation in Mathematica?

QUESTION FROM: Yuhai Xiang | 3 years ago BY: Hans Dolhaine
Equation Solving , Mathematics , Physics , Wolfram Language
4
REPLIES
7.9K
VIEWS

Infinite series works only to order k=20

QUESTION FROM: MEK MUS | 3 years ago BY: Updating Name
Calculus , Graphics and Visualization , Mathematics , Wolfram Language
8
REPLIES
4.6K
VIEWS

A simple quadratic equation cannot be solved?

QUESTION FROM: Werner Geiger | 3 years ago BY: Gianluca Gorni
Algebra , Equation Solving , Mathematics , Tuning and Debugging , ...
6
REPLIES
5K
VIEWS

How to merge Limit in Solve?

QUESTION FROM: Zhenyu Zeng | 3 years ago BY: Zhenyu Zeng
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
4
REPLIES
4.5K
VIEWS

Function in notebook vs function in package?

QUESTION FROM: Phuong Nguyen | 3 years ago BY: Eric Rimbey
Calculus , Equation Solving , Mathematics , Packages , ...
5
REPLIES
3K
VIEWS

Solve result is missing a solution over Reals?

QUESTION FROM: Dustin Gaskins | 3 years ago BY: Adam Strzebonski
Algebra , Equation Solving , Mathematics , Wolfram Language
4
REPLIES
5.2K
VIEWS

Solving coupled differential equation with Neumann boundary conditions?

QUESTION FROM: Shruti Monga | 3 years ago BY: Neil Singer
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
5
REPLIES
6.4K
VIEWS
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