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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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Summation of a Summation

QUESTION FROM: Kevin Cloutier | 10 years ago BY: Kevin Cloutier
Algebra , Discrete Mathematics , Symbolic Computations , ...
4
REPLIES
11.1K
VIEWS

Can this equation system be solved?

QUESTION FROM: Fred Alstair | 11 years ago BY: Fred Alstair
Algebra , Mathematica , Mathematics
4
REPLIES
6.9K
VIEWS

Issue in the Simplify[ ] function

QUESTION FROM: Ahmed Younes | 11 years ago BY: Sander Huisman
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
4
REPLIES
9K
VIEWS

Trig simplification

QUESTION FROM: Albert Rich | 11 years ago BY: Sander Huisman
Algebra , Calculus , Mathematics
4
REPLIES
8K
VIEWS

Convert funktion to variable

QUESTION FROM: Stefan K. | 11 years ago BY: Stefan K.
Algebra , Mathematics , Wolfram|Alpha
4
REPLIES
11.5K
VIEWS

Is there a way to give Solve "hints" ...

QUESTION FROM: Mark Tuttle | 11 years ago BY: Mark Tuttle
Algebra , Computer Science , Data Science , Discrete Mathematics , ...
4
REPLIES
14.1K
VIEWS

Volume integral over a region

QUESTION FROM: Marcel Schwegler | 11 years ago BY: Marcel Schwegler
Algebra , Mathematica , Wolfram Language
4
REPLIES
7.2K
VIEWS

Can you find the PseudoInverse of this matrix?

QUESTION FROM: Douglas Youvan | 11 years ago BY: Frank Kampas
Algebra , Discrete Mathematics , Equation Solving , ...
4
REPLIES
9.4K
VIEWS

Could you please help me out to get equations from augmented matrix

QUESTION FROM: Muzahoo jee | 11 years ago BY: Muzahoo jee
Algebra , Mathematica , Wolfram Language
4
REPLIES
8.1K
VIEWS

Questions about expressions of trigonometry

QUESTION FROM: Pietro Rampini | 11 years ago BY: David Gathercole
Algebra , Mathematics , Wolfram|Alpha
4
REPLIES
12.1K
VIEWS

Solution of a general linear system of equations: 4-term n-equations

QUESTION FROM: Srinivasan Anand | 11 years ago BY: Marco Thiel
Algebra , Mathematics , Wolfram Language
4
REPLIES
5.1K
VIEWS

Factoring Cubic Equation With no Calculator?

QUESTION FROM: Hoang-Nam Chu | 11 years ago BY: kis miska
Algebra , Mathematics
4
REPLIES
8.9K
VIEWS

Help me to solve the simultaneous equations

QUESTION FROM: Aadhi A | 11 years ago BY: Simon Cadrin
Algebra , Equation Solving , Wolfram Language
4
REPLIES
7.6K
VIEWS

Fourier Transform operation does not agree with Wolfram Mathworld page

QUESTION FROM: James Richardson | 11 years ago BY: James Richardson
Algebra , Calculus , Mathematics , Wolfram Language
4
REPLIES
4.2K
VIEWS

Using Solve[] to solve symbolic system of equations

QUESTION FROM: Brandon Breitling | 11 years ago BY: Daniel Lichtblau
Algebra , Calculus , Mathematica , Wolfram Language
4
REPLIES
11.7K
VIEWS

Error with Solve[] and floating-point coefficients

QUESTION FROM: Giovanni Ferdina | 11 years ago BY: Giovanni Ferdina
Algebra , Equation Solving , Wolfram Language
4
REPLIES
7.4K
VIEWS

('x','y','z') from RevolutionPlot3D('a')

QUESTION FROM: Greg | 11 years ago BY: Greg
Algebra , Equation Solving , Geometry , Graphics and Visualization , ...
4
REPLIES
7.7K
VIEWS

Could you please help me to solve this partial differential equation ?

QUESTION FROM: sanaz ka | 11 years ago BY: sanaz ka
Algebra , Calculus , Equation Solving , Numerical Computation , ...
4
REPLIES
5.8K
VIEWS

Need help in using Resolve to prove equality over specified domain

QUESTION FROM: Glen Deering | 11 years ago BY: Glen Deering
Algebra , Calculus , Equation Solving , Mathematica , Wolfram Language
4
REPLIES
8.1K
VIEWS

Multivariable system of equations

QUESTION FROM: Jacob Simon | 11 years ago BY: Daniel Lichtblau
Algebra , Equation Solving , Mathematica , Wolfram Language
4
REPLIES
11.4K
VIEWS

Loop Construction

QUESTION FROM: selahittin cinar | 11 years ago BY: Jim Baldwin
Algebra , Mathematica , Numerical Computation , Wolfram Language
4
REPLIES
8.5K
VIEWS

Define a complex number

QUESTION FROM: Ahmed Al-Ali | 12 years ago BY: Ulrich Mutze
Algebra , Calculus , Compilation , Logic and Boolean Algebra , ...
4
REPLIES
15.7K
VIEWS

How would you show this?

QUESTION FROM: Anonymous User | 12 years ago BY: David Reiss
Algebra , Equation Solving , Wolfram Language
4
REPLIES
2.9K
VIEWS

how do I enter operations with fractions?

QUESTION FROM: Francisco Gonzalez | 12 years ago BY: David Reiss
Algebra , Wolfram Language
4
REPLIES
2.9K
VIEWS

DSolve doesn't know the answer to this differential-algebraic system

QUESTION FROM: ppphhw ppphhw | 12 years ago BY: ppphhw ppphhw
Algebra , Calculus , Equation Solving , Wolfram Language
4
REPLIES
5.1K
VIEWS

How do I enter fractions in Wolfram Alpha ?

QUESTION FROM: Susan Bedker | 12 years ago BY: Murray Eisenberg
Algebra , User Interface , Wolfram|Alpha
4
REPLIES
24.2K
VIEWS

how to enter this following formula in Wolfram Alpha?

QUESTION FROM: Senthilkumaran Muthukrishnan Sridhar | 12 years ago BY: Senthilkumaran Muthukrishnan Sridhar
Algebra , Control Systems , Wolfram|Alpha
4
REPLIES
7.9K
VIEWS

Limiting the output from an NSolve problem to Reals

QUESTION FROM: Doug Stoll | 12 years ago BY: Doug Stoll
Algebra , Mathematica , Numerical Computation , Wolfram Language
4
REPLIES
5.3K
VIEWS

Self dual tensors in Mathematica 9

QUESTION FROM: Ofri Telem | 12 years ago BY: Udo Krause
Algebra , Mathematica , Physics , Wolfram Language
4
REPLIES
8.1K
VIEWS

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

Need help with solving in Alpha and getting the steps

CONTRIBUTED BY: Janet Gordon | 12 years ago BY: Janet Gordon
Algebra , Equation Solving , Wolfram|Alpha , Wolfram Language
4
REPLIES
8.2K
VIEWS

How do I find all the zero's in a Conditional Expression for the given exp?

QUESTION FROM: Wayne Roest | 12 years ago BY: Bill Simpson
Algebra , Calculus , Equation Solving , Mathematica , Optimization , ...
4
REPLIES
6.7K
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

Limit, Sqrt, and FullSimplify

QUESTION FROM: Kiaran Dave | 12 years ago BY: Daniel Lichtblau
Algebra , Calculus , Mathematica , Symbolic Computations
4
REPLIES
5.6K
VIEWS

Is it possible to find the equations of motion with Mathematica?

QUESTION FROM: Alexsandro Mota | 12 years ago BY: David Keith
Algebra , Calculus , Equation Solving , Geometry , Group Theory , ...
4
REPLIES
12.9K
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

How to group constants that multiply the same product of trig functions?

QUESTION FROM: Stanton Peale | 12 years ago BY: Daniel Lichtblau
Algebra , Mathematica , Wolfram Language
4
REPLIES
5.8K
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

Custom rules for user operators

QUESTION FROM: Ivan Morozov | 12 years ago BY: Ivan Morozov
Algebra , Mathematica , Symbolic Computations , Wolfram Language
4
REPLIES
6.3K
VIEWS

Not sure if this is a bug in WolframAlpha or not

QUESTION FROM: Evan Roth | 13 years ago BY: Ilian Gachevski
Algebra , Wolfram|Alpha
4
REPLIES
8.6K
VIEWS

Simplify Exponential argument

QUESTION FROM: Sylvain Rousseau | 13 years ago BY: Daniel Lichtblau
Algebra , Mathematica
4
REPLIES
13.2K
VIEWS

Building block matrices so trace works properly

QUESTION FROM: diego pasquier | 13 years ago BY: diego pasquier
Algebra , Mathematica , Mathematics
4
REPLIES
6.2K
VIEWS

Simplification/change of representation of formulas

QUESTION FROM: Ulrich Müller | 13 years ago BY: Todd Rowland
Algebra , Equation Solving , Mathematica , Mathematics
4
REPLIES
6.3K
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

Plotting multiple lines and using filling on only one line

QUESTION FROM: Allen Hammack | 13 years ago BY: Arnoud Buzing
Algebra , Mathematica , Mathematics
4
REPLIES
13K
VIEWS

Rule 30 exact binomial-Lucas lifting: boolean logic to integer coefficients, Stirling & support sets

CONTRIBUTED BY: Tigran Nersissian | 6 days ago BY: Tigran Nersissian
Staff Picks , Algebra , Computational Systems , ...
3
REPLIES
401
VIEWS

How to calculate the infimum of a quantified sequence ratio with integer constraints?

QUESTION FROM: Bharath Krishnan | 26 days ago BY: David Trimas
Algebra , Optimization , Mathematics , Wolfram Language
3
REPLIES
331
VIEWS

How to further simplify and combine solution sets of trigonometric equations?

QUESTION FROM: Bill Blair | 2 months ago BY: Michael Rogers
Algebra , Mathematics , Symbolic Computations , Wolfram Language
3
REPLIES
362
VIEWS

Hidden symmetry in permutation space

CONTRIBUTED BY: David Vasholz | 2 months ago BY: EDITORIAL BOARD
Staff Picks , Algebra , Discrete Mathematics , ...
3
REPLIES
412
VIEWS

DSolve v.s. copilot for Coulomb damping

QUESTION FROM: Isao Maruyama | 2 months ago BY: Michael Rogers
Algebra , Calculus , Equation Solving , Mathematics , Wolfram Language
3
REPLIES
293
VIEWS
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