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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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Counterintuitive result for FullSimplify of expressions with Re

QUESTION FROM: Andy Ross | 13 years ago BY: Sjoerd de Vries
Algebra , Calculus , Mathematica , Wolfram Language
6
REPLIES
8.6K
VIEWS

Why doesn't Wolfram compute Ceiling[x] = 1 + Floor[x]?

QUESTION FROM: Sasha Mandra | 8 months ago BY: Michael Rogers
Algebra , Mathematics , Wolfram Language
16
REPLIES
2.5K
VIEWS

Is it possible to use explicit quartics solution for solving biquadratics?

QUESTION FROM: Yuriy Ivanov | 12 years ago BY: Yuriy Ivanov
Algebra , Equation Solving , Mathematica , Wolfram Language
26
REPLIES
10.4K
VIEWS

The Dot Operator vs Standard Matrix Multiplication

QUESTION FROM: Frank Kampas | 4 years ago BY: Gianluca Gorni
Algebra , Mathematica , Wolfram Language
19
REPLIES
33K
VIEWS

Solve an elementary quadratic equation?

QUESTION FROM: Valeriu Ungureanu | 9 years ago BY: Valeriu Ungureanu
Algebra , Education , Equation Solving , Mathematics , ...
10
REPLIES
13.4K
VIEWS

Solve and NSolve not working well with Quantity and Units?

QUESTION FROM: Francis Bush | 6 years ago BY: Daniel Lichtblau
Algebra , Equation Solving , Mathematics , Numerical Computation , ...
44
REPLIES
18K
VIEWS

Calculate minimum common differences?

QUESTION FROM: Luis Felipe Massena Misiec | 7 years ago BY: Luis Felipe Massena Misiec
Algebra , Calculus , Equation Solving , Mathematics , Wolfram Language
13
REPLIES
14K
VIEWS

Error: Solve was unable to solve the system with inexact coefficients.

QUESTION FROM: steve ma | 11 years ago BY: Frank Kampas
Algebra , Equation Solving , Mathematica , Wolfram Language
13
REPLIES
35.5K
VIEWS

How to rationalize the denominator?

QUESTION FROM: Bill Blair | 2 days ago BY: Michael Rogers
Algebra
13
REPLIES
270
VIEWS

how to get exact solutions (error free solution)

QUESTION FROM: abhishek sharma | 11 years ago BY: John Doty
Algebra , Equation Solving , Mathematica
14
REPLIES
13.1K
VIEWS

Solve an non-homogeneous system of equations mod Z (integers)

QUESTION FROM: Hongyi Zhao | 2 years ago BY: Daniel Lichtblau
Algebra , Equation Solving , Mathematics , Wolfram Language
29
REPLIES
9.1K
VIEWS

Solving system of Nonlinear algebraic equations (quickly)

QUESTION FROM: Kashif Nazar | 6 years ago BY: Daniel Lichtblau
Algebra , Equation Solving , Wolfram Language
16
REPLIES
40.4K
VIEWS

Use InterpolatingPolynomial with a lot of data?

QUESTION FROM: Jaime de la Mota | 7 years ago BY: Jaime de la Mota
Algebra , Control Systems , Data Science , Engineering , ...
19
REPLIES
10K
VIEWS

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

QUESTION FROM: Eduardo Mendes | 10 years ago BY: Eduardo Mendes
Algebra , Mathematics , Wolfram Language
16
REPLIES
8.2K
VIEWS

How do I create a matrix that has a function as its values?

QUESTION FROM: Andrew Meador | 11 years ago BY: Andrew Meador
Algebra , Mathematica , Wolfram Language
8
REPLIES
6.9K
VIEWS

Trying to get the matrix except the diagonal elements

QUESTION FROM: Woo Young Kang | 12 years ago BY: Woo Young Kang
Algebra , Mathematica
10
REPLIES
9.5K
VIEWS

How to prove the equality of two functions?

QUESTION FROM: Sasha Mandra | 2 years ago BY: Sasha Mandra
Algebra , Mathematics , Wolfram Language
11
REPLIES
3.9K
VIEWS

Solving an equation that involves truncated series

QUESTION FROM: Davide Alfano | 4 years ago BY: Davide Alfano
Algebra , Equation Solving , Mathematics , Wolfram Language
9
REPLIES
3.4K
VIEWS

Take real or complex entries of eigensystem or separate them as a whole

QUESTION FROM: Hongyi Zhao | 4 years ago BY: Hongyi Zhao
Algebra , Wolfram Language
33
REPLIES
5.8K
VIEWS

Math one-liners from YouTube

QUESTION FROM: Raspi Rascal | 5 years ago BY: Marvin Ray Burns A.G.S. (cum laude)
Algebra , Equation Solving , Events & Media , Mathematics , ...
8
REPLIES
14.9K
VIEWS
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