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Factoring and decomposition, polynomial division, equation and inequality solving and reducing, visualizations of curves, surfaces, and regions...

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Separating variables *a* and *b* in a transcendental equation

QUESTION FROM: Wen Dao | 2 months ago BY: Wen Dao
Algebra , Mathematics , Symbolic Computations , Wolfram Language
6
REPLIES
968
VIEWS

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

QUESTION FROM: Amir A. | 5 months ago BY: Amir A.
Algebra , Mathematics , Wolfram Language
6
REPLIES
1.1K
VIEWS

The roots of a mathematical expression

QUESTION FROM: Yahely Levy | 7 months ago BY: Khayahsi Obasi
Algebra , Equation Solving , Mathematics , Wolfram|Alpha
6
REPLIES
2.2K
VIEWS

Matrix inverse using singular value decomposition

QUESTION FROM: Charles Elliott | 9 months ago BY: Gianluca Gorni
Algebra , Mathematics , Wolfram Language
6
REPLIES
1.4K
VIEWS

Proof of correctness for FindInstace

QUESTION FROM: Dan Feldman | 10 months ago BY: Daniel Lichtblau
Algebra , Equation Solving , Mathematics , Wolfram Language
6
REPLIES
1.5K
VIEWS

How to get a simple system of recursion equations to give output?

QUESTION FROM: Iuval Clejan | 11 months ago BY: Iuval Clejan
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
6
REPLIES
2.1K
VIEWS

Solving system of equations gives empty output, but gives result when reduced

QUESTION FROM: Panron Ryan | 0 months ago BY: Gianluca Gorni
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
6
REPLIES
13.7K
VIEWS

MatrixSymbol simplifications

QUESTION FROM: Eric Michielssen | 1 year ago BY: Jose Martin-Garcia
Algebra , Mathematics , Symbolic Computations , Wolfram Language
6
REPLIES
2.6K
VIEWS

Help solving a cubic equation with a parameter

QUESTION FROM: Jackie cao | 1 year ago BY: Updating Name
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
6
REPLIES
2K
VIEWS

Solving nonlinear equation with integrals and beta functions

QUESTION FROM: Muhammad Fahem Bin Musa | 1 year ago BY: Bill Nelson
Algebra , Calculus , Equation Solving , Mathematics , ...
6
REPLIES
2K
VIEWS

Accessing matrix elements and evaluating terms multiplied by zero

QUESTION FROM: Arun KG | 1 year ago BY: Arun KG
Algebra , Mathematics , Wolfram Language
6
REPLIES
3.1K
VIEWS

Table of NSolve (and Solve) solutions creates extra unknown answers

QUESTION FROM: Ilan Riess | 1 year ago BY: Ilan Riess
Algebra , Equation Solving , Mathematics , Numerical Computation , ...
6
REPLIES
2.2K
VIEWS

Unable to Simplify non-commutative Expression Further

QUESTION FROM: Hongyi Zhao | 1 year ago BY: Mauricio de Oliveira
Algebra , Mathematics , Wolfram Language
6
REPLIES
4K
VIEWS

Plot with and without `Table` produce different results

QUESTION FROM: Ian P | 2 years ago BY: Updating Name
Algebra , Calculus , Equation Solving , Graphics and Visualization , ...
6
REPLIES
2.6K
VIEWS

Infinite expression 1/0 encountered when evaluating a non-singular polynomial

QUESTION FROM: Mathias Gschwendtner | 2 years ago BY: Mathias Gschwendtner
Algebra , Mathematics , Wolfram Language
6
REPLIES
3.9K
VIEWS

Integer inside [] is unexpectedly changed to a machine-precision real number

QUESTION FROM: Aki Hiro | 2 years ago BY: Aki Hiro
Algebra , Equation Solving , Mathematics , Numerical Computation , ...
6
REPLIES
3.2K
VIEWS

What method is there to retrieve which quantity to replace and complete factorization?

QUESTION FROM: Lee Tao | 2 years ago BY: Gianluca Gorni
Algebra , Mathematics , Wolfram Language
6
REPLIES
3.4K
VIEWS

How to improve the accuracy of FindRoot or NDSolveValue at extreme conditions in my equation system?

QUESTION FROM: Mikoto Misaka | 2 years ago BY: Gianluca Gorni
Algebra , Equation Solving , Graphics and Visualization , ...
6
REPLIES
4.8K
VIEWS

Cut wood to minimize loss

QUESTION FROM: Nicholas Kormanik | 2 years ago BY: Nicholas Kormanik
Algebra , Optimization , Mathematics , Wolfram Language
6
REPLIES
4.3K
VIEWS

Different results from two equal functions?

QUESTION FROM: Leon Fairbanks | 2 years ago BY: Leon Fairbanks
Algebra , Mathematics , Wolfram Language
6
REPLIES
3.6K
VIEWS

Inverse[] Slows 1000x by selecting Method in larger systems

QUESTION FROM: Neal Maroney | 2 years ago BY: Neal Maroney
Algebra , Mathematics , Tuning and Debugging , Wolfram Language
6
REPLIES
3.9K
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

No output from Solve[ ]?

QUESTION FROM: Jay Gourley | 2 years ago BY: Gianluca Gorni
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
6
REPLIES
8.2K
VIEWS

Finding all solutions of the system of equations

QUESTION FROM: Sinval Santos | 3 years ago BY: Sinval Santos
Algebra , Equation Solving , Graphics and Visualization , ...
6
REPLIES
3.1K
VIEWS

Testing for vector equivalence

QUESTION FROM: Ted Bartlett | 3 years ago BY: Eric Rimbey
Algebra , Mathematics , Wolfram Language
6
REPLIES
3.8K
VIEWS

Determine a rational matrix with rational variables

QUESTION FROM: Hongyi Zhao | 3 years ago BY: Hongyi Zhao
Algebra , Mathematics , Wolfram Language
6
REPLIES
3.3K
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

Regarding solving a polynomial: gives empty output

QUESTION FROM: Neetasha Arya | 3 years ago BY: Gianluca Gorni
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
6
REPLIES
3K
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

[Solved] Storing solutions of systems of equations in a loop

QUESTION FROM: Olimpia Cutinelli Rendina | 3 years ago BY: Updating Name
Algebra , Equation Solving , Mathematics , Numerical Computation , ...
6
REPLIES
3.4K
VIEWS

Delete numbers below the diagonal in a table?

QUESTION FROM: Zhenyu Zeng | 3 years ago BY: Zhenyu Zeng
Algebra , Mathematics , Wolfram Language
6
REPLIES
3.9K
VIEWS

Unexpect answer for A x B = C x B where A, B, C are R3

QUESTION FROM: Gerald Kamin | 3 years ago BY: Hans Dolhaine
Algebra , Equation Solving , Mathematics , Wolfram Language
6
REPLIES
3.9K
VIEWS

No output solving 3 equations in 3 variable using Solve[ ]?

QUESTION FROM: Shivank Kumar | 3 years ago BY: Robert Nowak
Algebra , Equation Solving , Mathematics , Wolfram Language
6
REPLIES
4.8K
VIEWS

Unexpected matrix multiplication results?

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

NDSolve error: step size is effectively zero

QUESTION FROM: Lance Randall Gamier | 4 years ago BY: Lance Randall Gamier
Algebra , Equation Solving , Graphics and Visualization , ...
6
REPLIES
7.8K
VIEWS

Solving three equations

QUESTION FROM: S Sarkar | 4 years ago BY: Hans Dolhaine
Algebra , Equation Solving , Mathematics , Wolfram Language
6
REPLIES
6.5K
VIEWS

Solve[ ] gives an empty output?

QUESTION FROM: Umut Cemre Can | 4 years ago BY: Umut Cemre Can
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
6
REPLIES
4.9K
VIEWS

Solving system of implicit functions: solution satisfies one equation

QUESTION FROM: Guangye Cao | 4 years ago BY: Rohit Namjoshi
Algebra , Equation Solving , Mathematics , Numerical Computation , ...
6
REPLIES
3.7K
VIEWS

Numerically solving non-linear algebraic equations

QUESTION FROM: Vedat Erturk | 4 years ago BY: Vedat Erturk
Algebra , Equation Solving , Mathematics , Numerical Computation , ...
6
REPLIES
5.9K
VIEWS

Unfold a tensor into a matrix to do inversion/pseudoinversion?

QUESTION FROM: Alberto Silva Ariano | 4 years ago BY: Hans Dolhaine
Algebra , Mathematics , Wolfram Language
6
REPLIES
9.6K
VIEWS

Distance between a point and others is an integer

QUESTION FROM: Paul Cleary | 4 years ago BY: Paul Cleary
Algebra , Calculus , Equation Solving , Mathematics , Wolfram Language
6
REPLIES
7K
VIEWS

Exact Schur Decomposition in special cases (MahalanobisDistanceTransform)

QUESTION FROM: Seth Chandler | 4 years ago BY: Luis R. Izquierdo
Algebra , Mathematics , Statistics and Probability , Wolfram Language
6
REPLIES
9.5K
VIEWS

Printing outputs for Collatz conjecture?

QUESTION FROM: Jonathan Bell | 4 years ago BY: Jonathan Bell
Algebra , Discrete Mathematics , Mathematics , Numerical Computation
6
REPLIES
7.5K
VIEWS

How to enter equation while specifying terms?

QUESTION FROM: Paul K | 4 years ago BY: Rohit Namjoshi
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
6
REPLIES
3.8K
VIEWS

Get a condition on parameters to compare 2 thresholds

QUESTION FROM: Xavier Koch | 4 years ago BY: Li Siqi
Algebra , Equation Solving , Mathematics , Wolfram Language
6
REPLIES
5.6K
VIEWS

How to know if a point is in-between 2 3D parallel planes ?

QUESTION FROM: Florent B | 5 years ago BY: Ta'a Nwa Dombou
Algebra , Calculus , Equation Solving , Graphs and Networks , ...
6
REPLIES
6.7K
VIEWS

An unexpected effect of Simplify on plotting surfaces

QUESTION FROM: Andrey Solovjev | 5 years ago BY: Daniel Lichtblau
Algebra , Equation Solving , Graphics and Visualization , ...
6
REPLIES
4.9K
VIEWS

How Row Reduce a matrix

QUESTION FROM: Willy Saint-Hilaire | 5 years ago BY: Rohit Namjoshi
Algebra , Mathematics , Wolfram Language
6
REPLIES
4.2K
VIEWS

No solution with "Solve"

QUESTION FROM: Christoph W | 5 years ago BY: Christoph W
Algebra , Equation Solving , Mathematics , Wolfram Language
6
REPLIES
12K
VIEWS
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