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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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Sum & Mean on statistic data set in WolframAlpha

QUESTION FROM: Ry M | 12 years ago BY: Bill Simpson
Algebra , Economics , Wolfram|Alpha
4
REPLIES
6K
VIEWS

Long, nested matrix product with coefficients

QUESTION FROM: Bryan Zaldivar | 12 years ago BY: Bill Simpson
Algebra , Wolfram Language
1
REPLIES
2.1K
VIEWS

How do I use a function as a constraint for NMinimize?

QUESTION FROM: Alon Ohev-Zion | 12 years ago BY: Alon Ohev-Zion
Algebra , Compilation , Engineering , Equation Solving , Mathematica
2
REPLIES
8.7K
VIEWS

Problems with Assumptions for Integrate and Reduce

QUESTION FROM: Paul Reiser | 12 years ago BY: Paul Reiser
Algebra , Calculus , Symbolic Computations , Wolfram Language
6
REPLIES
12.3K
VIEWS

Missing answers for the equation (n(n + 1)/2)(m(m + 1)/2) = x(x + 1)/2?

QUESTION FROM: Albert3105 of Mathematics | 12 years ago BY: Shenghui Yang
Algebra , Equation Solving , Wolfram|Alpha
1
REPLIES
8.2K
VIEWS

Optimization without generating a huge analytical expression?

QUESTION FROM: anon ymous | 12 years ago BY: Updating Name
Algebra , Mathematica , Optimization , Numerical Computation , ...
2
REPLIES
5.2K
VIEWS

Solving four recurrence relations simultaneously

QUESTION FROM: Mahmoud El-Maklizi | 12 years ago BY: Bill Simpson
Algebra , Mathematica , Wolfram Language
3
REPLIES
5.9K
VIEWS

Determine when an expression is undefined

QUESTION FROM: Kojack Davis | 12 years ago BY: Daniel Lichtblau
Algebra , Mathematics , Wolfram|Alpha
2
REPLIES
9.3K
VIEWS

How does Mathematica 9 assign eigenvectors to a singular matrix?

QUESTION FROM: Bruce Shore | 12 years ago BY: Frank Kampas
Algebra , Mathematica , Wolfram Language
3
REPLIES
2.9K
VIEWS

How do you solve a matrix equation in Mathematica?

QUESTION FROM: Matthew Knill | 12 years ago BY: Udo Krause
Algebra , Mathematica , Wolfram Language
4
REPLIES
5.8K
VIEWS

Small angle rotation matrix

QUESTION FROM: David Waddell | 12 years ago BY: David Waddell
Algebra , Mathematics , Wolfram Language
3
REPLIES
9.8K
VIEWS

Weird problem with eigenvalues of large matrices

QUESTION FROM: Vahagn Abgaryan | 12 years ago BY: Vahagn Abgaryan
Algebra , Mathematica , Wolfram Language
6
REPLIES
7.3K
VIEWS

Can't verify a solution of a simple algebraic equation.

QUESTION FROM: Tigran Aivazian | 12 years ago BY: Tigran Aivazian
Algebra , Calculus , Mathematica
8
REPLIES
4.3K
VIEWS

How to Speed Up Linear System of ODE

QUESTION FROM: selahittin cinar | 12 years ago BY: selahittin cinar
Algebra , Calculus , Equation Solving , Mathematica , ...
3
REPLIES
8.2K
VIEWS

How to Plot an Inequality

QUESTION FROM: Kodi Hannon | 12 years ago BY: Kodi Hannon
Algebra , Graphics and Visualization , Mathematica
4
REPLIES
3.3K
VIEWS

Algebraic equation with square root and power

QUESTION FROM: Charles Vey | 12 years ago BY: Isaac Abraham
Algebra , Mathematica , Wolfram|Alpha , Wolfram Language
4
REPLIES
6.6K
VIEWS

Deriving Functions Using Wolfram Alpha

QUESTION FROM: Joe Robinson | 12 years ago BY: Sean Clarke
Algebra , Mathematics , Wolfram|Alpha
3
REPLIES
9K
VIEWS

Remove imaginary numbers from the solution of a polynom of 3rd degree

QUESTION FROM: Thomas Vogler | 12 years ago BY: Frank Kampas
Algebra , Mathematica , Mathematics
5
REPLIES
12.9K
VIEWS

How do I eliminate a thread error regarding array length for matrices?

QUESTION FROM: Kaitlin Smith | 13 years ago BY: Kaitlin Smith
Algebra , Mathematica , Mathematics
2
REPLIES
3.8K
VIEWS

Simplify Inequality (x = y + 3, x < 10, solve for y)

CONTRIBUTED BY: _ _ | 13 years ago BY: _ _
Algebra , Equation Solving , Mathematics , Wolfram|Alpha
2
REPLIES
5.6K
VIEWS

Are results exact, or a really good approximation?

QUESTION FROM: Mohamed Salem | 13 years ago BY: Bruce Miller
Algebra , Wolfram|Alpha
4
REPLIES
5.4K
VIEWS

Adding Direction Arrows to Plots

QUESTION FROM: Allen Hammack | 13 years ago BY: Paul McGill
Algebra , Calculus , Mathematica
1
REPLIES
16.8K
VIEWS

Simplification of expression with complex variables

QUESTION FROM: Rodion Stepanov | 13 years ago BY: Rodion Stepanov
Algebra , Calculus , Mathematica , Mathematics , Symbolic Computations
3
REPLIES
13.7K
VIEWS

Bug report for Reduce

CONTRIBUTED BY: Azer Bajdzan | 13 years ago BY: EDITORIAL BOARD
Algebra
1
REPLIES
3.7K
VIEWS

Mathematical Games: Pi, circles and spheres

CONTRIBUTED BY: Ed Pegg | 12 days ago BY: EDITORIAL BOARD
Staff Picks , Algebra , Demonstrations , Dynamic Interactivity , ...
1
REPLIES
200
VIEWS

FindTransientRepeat[] should be in Continued Fractions functions-related documentations

CONTRIBUTED BY: Cesar Lozada | 19 days ago BY: Ahmed Elbanna
Algebra , Mathematics , Wolfram Language
1
REPLIES
151
VIEWS

Looping equations solving doesn't produce any output?

QUESTION FROM: Bob Freeman | 3 months ago BY: Bob Freeman
Algebra , Equation Solving , Mathematics , Wolfram Language
2
REPLIES
363
VIEWS

Alignment of grid rows and columns

QUESTION FROM: Wen Dao | 4 months ago BY: Eric Rimbey
Algebra
1
REPLIES
665
VIEWS

Automated completing the square for multivariate polynomials with mixed quadratic forms

QUESTION FROM: Wen Dao | 7 months ago BY: Daniel Lichtblau
Algebra , Mathematics , Wolfram Language
3
REPLIES
1.5K
VIEWS

Evaluate the validity of the inequalities under the given conditions

QUESTION FROM: Wen Dao | 8 months ago BY: Wen Dao
Algebra , Equation Solving , Mathematics , Wolfram Language
4
REPLIES
1.9K
VIEWS

Universal bitwise function composition from Church numerals in lambda calculus

CONTRIBUTED BY: Austin Jiang | 9 months ago BY: EDITORIAL BOARD
Staff Picks , Algebra , Calculus , Logic and Boolean Algebra , ...
1
REPLIES
2.9K
VIEWS

Matrix Diagonalization and Spectral Theorem

CONTRIBUTED BY: Junseo Lee | 10 months ago
Algebra , Education , Mathematics , Symbolic Computations , ...
0
REPLIES
1.6K
VIEWS

Simplify an expression to a known value

QUESTION FROM: José Luis Garrido | 10 months ago BY: Gianluca Gorni
Algebra , Mathematics , Wolfram Language
1
REPLIES
1.2K
VIEWS

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

QUESTION FROM: Xu Xu | 0 months ago BY: Xu Xu
Algebra , Equation Solving , Mathematics , Physics , ...
8
REPLIES
2.7K
VIEWS

Help with rearranging the equation and solution Steps?

QUESTION FROM: Sami Heidari | 1 year ago BY: Sami Heidari
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
8
REPLIES
1.5K
VIEWS

Simple exponential expand

QUESTION FROM: Harris Lyr | 1 year ago BY: Gianluca Gorni
Algebra , Mathematics , Wolfram Language
2
REPLIES
1.5K
VIEWS

How does Wolfram deals with undefined list in equations?

QUESTION FROM: Ibtisam Ali | 1 year ago BY: Gianluca Gorni
Algebra , Equation Solving , Mathematics , Wolfram Language
3
REPLIES
1.4K
VIEWS

Using indices to define the metric and Ricci tensor

QUESTION FROM: Safinaz Salem | 1 year ago
Algebra , Calculus , Mathematics , Symbolic Computations , ...
0
REPLIES
1.6K
VIEWS

Convection diffusion equation solve in a rectangular domain

QUESTION FROM: Mohammad Yeasin | 2 years ago BY: Henrik Schachner
Algebra , Engineering , Equation Solving , ...
1
REPLIES
1.7K
VIEWS

Issues solving symbolic matrix equation

QUESTION FROM: Reza rho | 2 years ago BY: Updating Name
Algebra , Mathematics , Symbolic Computations , Wolfram Language
3
REPLIES
2.2K
VIEWS

DEigensystem is not evaluating

QUESTION FROM: Joseph C | 2 years ago BY: Mariusz Iwaniuk
Algebra , Mathematics , Wolfram Language
1
REPLIES
1.2K
VIEWS

Finding a function based on some of its data values

QUESTION FROM: Felix S | 2 years ago BY: Gianluca Gorni
Algebra , Mathematics , Modeling , Wolfram Language
1
REPLIES
1.5K
VIEWS

Long division by increasing power order

QUESTION FROM: P. Marrone | 2 years ago BY: P. Marrone
Algebra , Mathematics , Wolfram Language
7
REPLIES
3.3K
VIEWS

Assigning a value to a parameter after solving an equation gives no answer?

QUESTION FROM: Debojyoti Mondal | 2 years ago BY: Denis Ivanov
Algebra , Equation Solving , Mathematics , Wolfram Language
1
REPLIES
3K
VIEWS

Soving equation and Plotting issue with multiple parameter

QUESTION FROM: Debojyoti Mondal | 2 years ago BY: Gianluca Gorni
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
1
REPLIES
2.1K
VIEWS

2D Rotation Group

CONTRIBUTED BY: Sid Vadnerkar | 2 years ago
Algebra , Calculus , Dynamic Interactivity , ...
0
REPLIES
1.4K
VIEWS

Computing classification, isomorphims, ..., of associative algebras using structure constants

QUESTION FROM: Bouzid Mosbahi | 2 years ago BY: Bouzid Mosbahi
Algebra , Mathematics , Wolfram Language
4
REPLIES
3.2K
VIEWS

Visualizing Mandelbrot Sets in 3D

QUESTION FROM: William Kim | 2 years ago
Algebra , Graphics and Visualization , Mathematics , Wolfram Language
0
REPLIES
2.1K
VIEWS

Unexpected result computing covariance of complex data matrices?

QUESTION FROM: Carlos Coelho | 2 years ago BY: Jim Baldwin
Algebra , Mathematics , Wolfram Language
2
REPLIES
2.2K
VIEWS

Solving equation approximately

QUESTION FROM: Debojyoti Mondal | 2 years ago BY: Debojyoti Mondal
Algebra , Equation Solving , Mathematics , Wolfram Language
4
REPLIES
2.1K
VIEWS
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