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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
1K
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
1.5K
VIEWS

Proof of correctness for FindInstace

QUESTION FROM: Dan Feldman | 10 months ago BY: Daniel Lichtblau
Algebra , Equation Solving , Mathematics , Wolfram Language
6
REPLIES
1.6K
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 | 1 year ago BY: Gianluca Gorni
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
6
REPLIES
13.8K
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
2.1K
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
4.1K
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
2.7K
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
4K
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
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Wen Dao
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