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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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Equation of plane through a point parallel to a plane

CONTRIBUTED BY: Neil Singer | 9 years ago BY: David Keith
Algebra , Geometry , Graphics and Visualization , Know-How , ...
1
REPLIES
10.4K
VIEWS

Solve a Taylor series and operator splitting problem?

QUESTION FROM: Daniel Jara Heredia | 9 years ago
Algebra , Calculus , Equation Solving , Mathematics , ...
0
REPLIES
3.3K
VIEWS

Why the following expression of a logarithm of a product is not True?

QUESTION FROM: Mark Tuttle | 9 years ago BY: Mark Tuttle
Algebra , Mathematics , Symbolic Computations , Wolfram Language
2
REPLIES
10.6K
VIEWS

Frustrated father writes computer-based algebra book

CONTRIBUTED BY: Tom Benson | 9 years ago BY: Tom Benson
Algebra , Computer-Based Maths , Education , Mathematics
8
REPLIES
14.4K
VIEWS

Sum components of a vector in Wolfram|Alpha?

QUESTION FROM: pi tao | 9 years ago BY: Valeriu Ungureanu
Algebra , Mathematics , Wolfram|Alpha
1
REPLIES
7.9K
VIEWS

Can Wolfram|Alpha be used by elementary and middle school math students?

QUESTION FROM: Thomas Turner | 9 years ago BY: Daniel Lichtblau
Algebra , Calculus , Computer-Based Maths , Education , ...
3
REPLIES
13.6K
VIEWS

Wolfram Language equivalent to Matlab Rot90?

QUESTION FROM: Paul Davidson | 9 years ago BY: Sander Huisman
Algebra , External Programs and Systems , Mathematics , ...
6
REPLIES
9.3K
VIEWS

How does one use the define f(x) for more than one function?

QUESTION FROM: Chris Kohne | 9 years ago BY: Chris Kohne
Algebra , Wolfram|Alpha
6
REPLIES
7.7K
VIEWS

Is it possible to see the steps of TrigFactor, Simplify, and others?

QUESTION FROM: Douglas Kubler | 9 years ago BY: Sander Huisman
Algebra , Equation Solving , Mathematics , Wolfram Language
1
REPLIES
6.1K
VIEWS

Reduce a complex number expression into its form a+bi?

QUESTION FROM: Lucas Zanella | 9 years ago BY: EDITORIAL BOARD
Algebra , Mathematics , Wolfram|Alpha
1
REPLIES
5.1K
VIEWS

Double-check a step-by-step solution?

QUESTION FROM: pascal gallant | 9 years ago BY: Shenghui Yang
Algebra , Calculus , Equation Solving , Mathematics , Wolfram|Alpha
1
REPLIES
5K
VIEWS

Code for verification of reliable digits ?

QUESTION FROM: Dr Muh Nikson | 9 years ago BY: Dr Muh Nikson
Algebra , Calculus , Education , Equation Solving , Mathematics , ...
8
REPLIES
5.1K
VIEWS

Simplify negative powers of ComplexInfinity?

QUESTION FROM: Å Brännström | 9 years ago BY: Udo Krause
Algebra , Equation Solving , Mathematics , Wolfram Language
1
REPLIES
6.1K
VIEWS

Test for the position of the first non-numeric value?

QUESTION FROM: Eduardo Mendes | 9 years ago BY: Eduardo Mendes
Algebra , Mathematics , Wolfram Language
16
REPLIES
7.9K
VIEWS

Symbolic substitution with differential equations?

QUESTION FROM: Jean Guy Lussier | 9 years ago BY: Jean Guy Lussier
Algebra , Calculus , Equation Solving , Mathematics , Physics , ...
8
REPLIES
7K
VIEWS

Speed up large matrix multiplications with or without high precision?

QUESTION FROM: Erdem Uguz | 9 years ago BY: Sander Huisman
Algebra , Optimization , Mathematics , Wolfram Language
14
REPLIES
9.7K
VIEWS

Solve this equation set in Wolfram|Alpha?

QUESTION FROM: ? ?? | 9 years ago BY: Valeriu Ungureanu
Algebra , Equation Solving , Mathematics , Wolfram|Alpha
6
REPLIES
5.5K
VIEWS

Fitting with x and y errors?

QUESTION FROM: Mathijn Bernards | 9 years ago BY: Jason Biggs
Algebra , Graphics and Visualization , Mathematics , Physics , ...
3
REPLIES
9.3K
VIEWS

[WSS16] Algebra Feedback System

CONTRIBUTED BY: Andrea Griffin | 9 years ago
Algebra , Education , Equation Solving , Mathematics , ...
0
REPLIES
5.2K
VIEWS

Update value and precision of InputField inside Manipulate?

QUESTION FROM: Kaushik Mallick | 9 years ago
Algebra , Computable Document Format , Dynamic Interactivity , ...
0
REPLIES
6.6K
VIEWS

Reduce a Piecewise function into single equation?

QUESTION FROM: Syed Muhammad Hilmi Syed Anera | 9 years ago BY: Mariusz Iwaniuk
Algebra , Calculus , Graphics and Visualization , Mathematics , ...
2
REPLIES
6.5K
VIEWS

Calculate the expectation of Rician distributed data?

QUESTION FROM: Oscar Peña | 9 years ago
Algebra , Calculus , Engineering , Mathematics , ...
0
REPLIES
3.4K
VIEWS

Converting sum of logarithms to the logarithm of a product?

QUESTION FROM: Robert Curl | 9 years ago BY: Robert Curl
Algebra , Mathematics , Symbolic Computations , Wolfram Language
3
REPLIES
8.8K
VIEWS

Problem in partial trace in quantum package?

QUESTION FROM: Ziane Mustapha | 9 years ago
Algebra , Calculus , Mathematics , Packages , Physics , ...
0
REPLIES
4.5K
VIEWS

Substitution of Exp() and avoiding division by zero in simplification?

QUESTION FROM: Karthik Balasubramanian | 9 years ago
Algebra , Compilation , Equation Solving , Mathematics , ...
0
REPLIES
5.6K
VIEWS

Zak's Triangle

CONTRIBUTED BY: Ed Pegg | 9 years ago BY: Ed Pegg
Staff Picks , Algebra , Computer-Based Maths , ...
4
REPLIES
19.2K
VIEWS

Collect[ ] function for vectors {a x, c x} --> x {a, c} ?

QUESTION FROM: Matt Po | 9 years ago BY: Matt Po
Algebra , Calculus , Mathematics , Wolfram Language
4
REPLIES
4.4K
VIEWS

Dynamically creating variables for optimization problem?

QUESTION FROM: Neel Basu | 9 years ago BY: Neel Basu
Algebra , Mathematics , Symbolic Computations , Wolfram Language
5
REPLIES
9.4K
VIEWS

Matrix operation speed: Mathematica vs Matlab?

QUESTION FROM: Erdem Uguz | 9 years ago BY: Erdem Uguz
Algebra , External Programs and Systems , Mathematica , ...
3
REPLIES
11.1K
VIEWS

New graphic notation to express math relationships

CONTRIBUTED BY: Joseph Anglada | 9 years ago BY: Marina Shchitova
Algebra , Calculus , Computational Linguistics , ...
6
REPLIES
21.6K
VIEWS

[TMJ] Manipulating Subgroups of the Modular Group

CONTRIBUTED BY: EDITORIAL BOARD | 9 years ago
Algebra , Events & Media , Graphics and Visualization , ...
0
REPLIES
2.9K
VIEWS

Calculate 6order parametric matrix eigenvalues?

QUESTION FROM: Giacomo Ferracuti | 9 years ago BY: Gianluca Gorni
Algebra , Calculus , Equation Solving , Mathematics , ...
2
REPLIES
5K
VIEWS

Parametrize plots on the imaginary plane to a real axes plane?

QUESTION FROM: Bryan Lettner | 9 years ago BY: Hans Dolhaine
Algebra , Calculus , Equation Solving , Mathematics
5
REPLIES
5.5K
VIEWS

Normalize a Matrix / a list of lists?

QUESTION FROM: Daniel Sumner Magruder | 9 years ago BY: Daniel Sumner Magruder
Algebra , Mathematics , Symbolic Computations , Wolfram Language
2
REPLIES
8.5K
VIEWS

Using Solve[] for Advanced Systems?

QUESTION FROM: William Duhe | 9 years ago BY: Sander Huisman
Algebra , Calculus , Equation Solving , Mathematics , ...
4
REPLIES
7.8K
VIEWS

Checking the sign of an equation?

QUESTION FROM: fabian queisner | 9 years ago BY: Marco Thiel
Algebra , Calculus , Mathematics , Symbolic Computations , ...
1
REPLIES
4K
VIEWS

Find eigenvalues of a matrix?

QUESTION FROM: Ziane Mustapha | 9 years ago BY: Ziane Mustapha
Algebra , Mathematics , Symbolic Computations , Wolfram Language
2
REPLIES
5.8K
VIEWS

Evaluate [omega(1) .. omega(10000)] in Wolfram|Alpha within few seconds?

QUESTION FROM: Cornelis van der Bent | 9 years ago BY: Bill Simpson
Algebra , Mathematics , Wolfram|Alpha , Wolfram Language
8
REPLIES
6.9K
VIEWS

Do Lampshades Create Hyperbolic Shadows?

CONTRIBUTED BY: Christopher Grattoni | 9 years ago BY: EDITORIAL BOARD
Staff Picks , Algebra , Geometry , Graphics and Visualization , ...
1
REPLIES
11.8K
VIEWS

Separation of a rational fraction

QUESTION FROM: Adrien Guyader | 9 years ago BY: Adrien Guyader
Algebra , Mathematics , Wolfram Language
7
REPLIES
5.3K
VIEWS

Show n=(a²+b²+c²) where a, b and c must be different values in W|A?

QUESTION FROM: Luke D | 9 years ago BY: Alexey Podchufarov
Algebra , Mathematics , Wolfram|Alpha
2
REPLIES
10K
VIEWS

Work with bras and kets with the Wolfram Language?

QUESTION FROM: Jason Spalding | 9 years ago BY: Udo Krause
Algebra , Mathematics , Packages , Physics , Wolfram Language
1
REPLIES
8.6K
VIEWS

A type of number orthogonal to both real and complex?

QUESTION FROM: Bryan Lettner | 9 years ago BY: Bryan Lettner
Algebra , Mathematics , Wolfram Language
2
REPLIES
4.8K
VIEWS

Inverting, multiplication, equations with complex matrices?

QUESTION FROM: Grzegorz Pilat | 9 years ago BY: Okkes Dulgerci
Algebra , Mathematics , Symbolic Computations , Wolfram Language
3
REPLIES
5K
VIEWS

Inverse of a Fourier matrix

QUESTION FROM: Ananda Suresh | 9 years ago BY: Bill Simpson
Algebra , Mathematics , Symbolic Computations , ...
1
REPLIES
8.1K
VIEWS

Plotting Vertical Asymptotes with ExclusionsStyle?

QUESTION FROM: Mark Greenberg | 9 years ago BY: Mark Greenberg
Algebra , Graphics and Visualization , Mathematics , ...
2
REPLIES
11.3K
VIEWS

Calculate lie group symmetries of the PDEs?

QUESTION FROM: Hameed Ullah | 9 years ago
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
0
REPLIES
2.5K
VIEWS

Control Simplify[ ] outputs?

QUESTION FROM: Francois Hurter | 9 years ago BY: Sean Clarke
Algebra , Mathematics , Wolfram Language
1
REPLIES
4.6K
VIEWS

Difficulties in calculating limits in Wolfram|Alpha

QUESTION FROM: Robson Melo | 9 years ago BY: Robson Melo
Algebra , Calculus , Mathematics , Wolfram|Alpha , Wolfram Language
5
REPLIES
4.7K
VIEWS

How does Mathematica order roots?

QUESTION FROM: Cédric Cavents | 9 years ago BY: John Doty
Algebra , Calculus , Mathematica , Mathematics , Wolfram Language
1
REPLIES
8.9K
VIEWS

Using Reduce function to solve inequality q_2 < c ?

QUESTION FROM: Cédric Cavents | 9 years ago BY: Bill Simpson
Algebra , Calculus , Symbolic Computations , Wolfram Language
5
REPLIES
6.7K
VIEWS

Defining a variable and a Root object in Mathematica

QUESTION FROM: Cédric Cavents | 9 years ago BY: Cédric Cavents
Algebra , Mathematics , Natural Language Processing , ...
5
REPLIES
8.9K
VIEWS

DNF (disjunctive normal form) of a formula in W|A

QUESTION FROM: Rathernot Say | 9 years ago BY: Daniel Lichtblau
Algebra , Logic and Boolean Algebra , Wolfram|Alpha
1
REPLIES
8.3K
VIEWS

Interpreting Root Objects

QUESTION FROM: Cédric Cavents | 9 years ago BY: Bill Simpson
Algebra , Calculus , Mathematics , Symbolic Computations , ...
1
REPLIES
6.5K
VIEWS

Existence Values. Useful? Practical? At least interesting?

CONTRIBUTED BY: Matthew Knipfer | 9 years ago BY: Matthew Knipfer
Algebra , Calculus , Mathematics
7
REPLIES
6.7K
VIEWS

Solve the complex equation with Solve

QUESTION FROM: Ge Yin | 9 years ago
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
0
REPLIES
4.3K
VIEWS

Get no real solutions in Solve?

QUESTION FROM: Cédric Cavents | 9 years ago BY: Cédric Cavents
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
3
REPLIES
5.5K
VIEWS

Can I ReplaceAll and delay calculation OR change interpretation sqrt{a^2}

QUESTION FROM: Eleanor Holmes | 9 years ago BY: Eleanor Holmes
Algebra , Equation Solving , Mathematics , Modeling , ...
4
REPLIES
5.1K
VIEWS

Solving an equation with Root Objects?

QUESTION FROM: Cédric Cavents | 9 years ago BY: Cédric Cavents
Algebra , Calculus , Equation Solving , Mathematics , Wolfram Language
5
REPLIES
6.1K
VIEWS

Real and Imaginary parts of calculation swapped

QUESTION FROM: Eleanor Holmes | 9 years ago BY: Eleanor Holmes
Algebra , Wolfram Language
2
REPLIES
5.4K
VIEWS

Solving a system of equations with inequalities

QUESTION FROM: Cédric Cavents | 9 years ago BY: Cédric Cavents
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
2
REPLIES
19.7K
VIEWS

Quaternions, Sum of Squares, Integer Factorization, and Cryptology

CONTRIBUTED BY: Lou Puls | 9 years ago
Algebra , Discrete Mathematics , Equation Solving , Mathematics
0
REPLIES
3.6K
VIEWS

fractional exponents and find extraneous solutions in W|A?

QUESTION FROM: M P | 9 years ago BY: Gianluca Gorni
Algebra , Wolfram|Alpha , Wolfram Language
6
REPLIES
9.7K
VIEWS

Function fit / equation solving for given values

QUESTION FROM: Joshua Thomas | 9 years ago BY: Gianluca Gorni
Algebra , Equation Solving , Mathematics , Wolfram Language
1
REPLIES
2.9K
VIEWS

Delay evaluation of implicit function defined using FindRoot?

QUESTION FROM: Owen Wu | 9 years ago BY: Owen Wu
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
4
REPLIES
6.9K
VIEWS

Get the result of an integral as it appears in a paper?

QUESTION FROM: Zhehao Zhang | 9 years ago BY: Zhehao Zhang
Algebra , Calculus , External Programs and Systems , Mathematics , ...
4
REPLIES
5.1K
VIEWS

Varying constant in Matrix algebra to generate 3D plot

QUESTION FROM: Sungwoo Yang | 9 years ago
Algebra , Graphics and Visualization , Mathematics , Wolfram Language
0
REPLIES
4.3K
VIEWS

Symbolically solve a 2012 CMO problem

CONTRIBUTED BY: Shenghui Yang | 9 years ago BY: EDITORIAL BOARD
Staff Picks , Algebra , Know-How , Mathematics , ...
1
REPLIES
11.3K
VIEWS

Showing steps in simplification?

QUESTION FROM: Nico Adamo | 9 years ago BY: Sean Clarke
Algebra , Equation Solving , Mathematics , ...
1
REPLIES
19.2K
VIEWS

Need help with a double sum (indices)

QUESTION FROM: Tom Zinger | 9 years ago BY: Tom Zinger
Algebra , Calculus , Mathematics , Wolfram Language
2
REPLIES
8.7K
VIEWS

Summation of a Summation

QUESTION FROM: Kevin Cloutier | 9 years ago BY: Kevin Cloutier
Algebra , Discrete Mathematics , Symbolic Computations , ...
4
REPLIES
10.5K
VIEWS

Unable to Solve a System of Linear Equations with Wolfram|Alpha

QUESTION FROM: Karthik Prakhya | 9 years ago BY: Jofre Espigule-Pons
Algebra , Equation Solving , Wolfram|Alpha , Wolfram Language
1
REPLIES
5.8K
VIEWS

How to Invert functions with same input variables?

QUESTION FROM: Ajay Goyal | 9 years ago BY: Gianluca Gorni
Algebra , Data Science , Economics , Education , Engineering , ...
1
REPLIES
8.8K
VIEWS

Why does Sqrt[] only return positive values rather than +/-?

QUESTION FROM: Michael Gmirkin | 9 years ago BY: Eric Johnstone
Algebra , Mathematica , Mathematics , Wolfram Language
12
REPLIES
21.4K
VIEWS

Question about Refine[a Wave Function]

QUESTION FROM: Kastor MA | 9 years ago BY: Bill Simpson
Algebra , Physics , Wolfram Language
2
REPLIES
4.1K
VIEWS

How can I group constants/parameters using Mathematica?

QUESTION FROM: konrad K.B. | 9 years ago BY: Eric Johnstone
Algebra , Wolfram Language
1
REPLIES
7.7K
VIEWS

How do I use n as an integer?

QUESTION FROM: Clemens Isert | 9 years ago BY: Clemens Isert
Algebra , Wolfram Language
2
REPLIES
20.9K
VIEWS

StructuredSelection not working, why?

QUESTION FROM: Michele Cerulli | 9 years ago
Algebra , Computer Science , Interface Construction , Mathematics , ...
0
REPLIES
3.6K
VIEWS

Why does this equation give different result than the alternate form?

QUESTION FROM: Zlej Týpek | 9 years ago BY: Udo Krause
Algebra , Wolfram|Alpha
1
REPLIES
10.8K
VIEWS

How can I plot a complex vector?

QUESTION FROM: Alessandro Achille Rossi | 9 years ago BY: Philipp Krönert
Algebra , Graphics and Visualization , Wolfram|Alpha
3
REPLIES
12.8K
VIEWS

Some Simple Parameterizations Yielding Visually Stunning Plots

CONTRIBUTED BY: Bryan Lettner | 10 years ago BY: Bryan Lettner
Algebra , Calculus , Education , Geometry , ...
3
REPLIES
8.4K
VIEWS

Expand respect to some variable

QUESTION FROM: Mara Matinpoika | 10 years ago BY: David Reiss
Algebra , Mathematics , Wolfram Language
3
REPLIES
6.3K
VIEWS

What syntax to display roots (like squareroot --> nth root)?

QUESTION FROM: Rick K. | 10 years ago BY: Eric Rimbey
Algebra , Calculus
3
REPLIES
64.8K
VIEWS

How can I find the domain of (4 - x^4)^(1/4) ?

QUESTION FROM: Annaliese Radcliff | 10 years ago BY: Imran Khan
Algebra , Mathematics , Wolfram|Alpha
3
REPLIES
13.9K
VIEWS

Subscript for Latex not working

QUESTION FROM: Ankur d | 10 years ago BY: Eric Rimbey
Algebra , Computational Systems , Wolfram|Alpha
2
REPLIES
19.9K
VIEWS

Help minimizing a variable?

QUESTION FROM: Alex Daitch | 10 years ago BY: Frank Kampas
Algebra , Equation Solving , Wolfram Language
3
REPLIES
3.5K
VIEWS

Solving 3 equations with 3 variables

QUESTION FROM: jonathan m | 10 years ago BY: jonathan m
Algebra
2
REPLIES
4.9K
VIEWS

Formula replace

QUESTION FROM: san-chi yan | 10 years ago BY: Sander Huisman
Algebra , Mathematica , Mathematics , Wolfram Language
3
REPLIES
4.6K
VIEWS

Can this equation system be solved?

QUESTION FROM: Fred Alstair | 10 years ago BY: Fred Alstair
Algebra , Mathematica , Mathematics
4
REPLIES
6.6K
VIEWS

Assign a value to a symbolic matrix?

QUESTION FROM: Mohsen Rezaee | 10 years ago BY: David Keith
Algebra , Mathematics , Wolfram Language
1
REPLIES
7.6K
VIEWS

A rule such that x+x^2/.x->0 gives x^2

QUESTION FROM: Eric Johnstone | 10 years ago BY: Eric Johnstone
Algebra , Wolfram Language
7
REPLIES
5.7K
VIEWS

An interesting property of AlgebraicNumber

CONTRIBUTED BY: John Doty | 10 years ago BY: John Doty
Algebra , Mathematica , Numerical Computation
2
REPLIES
7K
VIEWS

Center/Radius Mathematica commands/equation help.

QUESTION FROM: Sarah be | 10 years ago BY: Sander Huisman
Algebra , Mathematics , Wolfram Language
2
REPLIES
3.4K
VIEWS

Issue in the Simplify[ ] function

QUESTION FROM: Ahmed Younes | 10 years ago BY: Sander Huisman
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
4
REPLIES
8.6K
VIEWS

Desired behavior of Collect[]

QUESTION FROM: Konstantin Nosov | 10 years ago BY: Eric Johnstone
Algebra , Mathematics , Symbolic Computations , Wolfram Language
7
REPLIES
7K
VIEWS

built a MATRIX from 2 vector out

QUESTION FROM: Mutatis Mutandis | 10 years ago BY: Mutatis Mutandis
Algebra , Wolfram Language
7
REPLIES
5.1K
VIEWS

Eigenvalues of large mixed integer / symbolic matrix

QUESTION FROM: asifilyas777 ilyas | 10 years ago
Algebra , Mathematics , Wolfram Language
0
REPLIES
2.1K
VIEWS

Trig simplification

QUESTION FROM: Albert Rich | 10 years ago BY: Sander Huisman
Algebra , Calculus , Mathematics
4
REPLIES
7.5K
VIEWS

Help me maximize this, please.

QUESTION FROM: bored dude | 10 years ago BY: bored dude
Algebra , Mathematics , Wolfram Language
9
REPLIES
5.6K
VIEWS

Non linear algebric equations

QUESTION FROM: Leonardo Melone | 10 years ago BY: Frank Kampas
Algebra , Mathematica
1
REPLIES
3.7K
VIEWS
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