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Solve and NSolve not working well with Quantity and Units?

QUESTION FROM: Francis Bush | 5 years ago BY: Daniel Lichtblau
Algebra , Equation Solving , Mathematics , Numerical Computation , ...
44
REPLIES
16.9K
VIEWS

Invert a 2x2 matrix with 2x2 matrix elements?

QUESTION FROM: stan gianzero | 6 years ago BY: stan gianzero
Algebra , Mathematics , Wolfram Language
39
REPLIES
20.6K
VIEWS

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

QUESTION FROM: Hongyi Zhao | 3 years ago BY: Hongyi Zhao
Algebra , Wolfram Language
33
REPLIES
5.3K
VIEWS

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

QUESTION FROM: Hongyi Zhao | 1 year ago BY: Daniel Lichtblau
Algebra , Equation Solving , Mathematics , Wolfram Language
29
REPLIES
8.5K
VIEWS

Runge Kutta method for a system

QUESTION FROM: Vedat Erturk | 4 years ago BY: Hans Dolhaine
Algebra , Equation Solving , Mathematics , Wolfram Language
28
REPLIES
7.1K
VIEWS

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

QUESTION FROM: Yuriy Ivanov | 11 years ago BY: Yuriy Ivanov
Algebra , Equation Solving , Mathematica , Wolfram Language
26
REPLIES
9.7K
VIEWS

How can i use expressions from previous results?

QUESTION FROM: olayinka oyekola | 10 years ago BY: olayinka oyekola
Algebra , Mathematica , Presentation and Notebooks , Wolfram Language
24
REPLIES
18.7K
VIEWS

How can Wolfram|Alpha get all 5 solutions?

QUESTION FROM: Sergey Berezin | 3 years ago BY: Sergey Berezin
Algebra , Equation Solving , Mathematics , Wolfram|Alpha
22
REPLIES
9.7K
VIEWS

trascendental equations in Mathematica

QUESTION FROM: Luca D. | 10 years ago BY: Jim Baldwin
Algebra , Equation Solving , Wolfram Language
22
REPLIES
8.3K
VIEWS

Get the Dot product of two vectors with complex components?

QUESTION FROM: David Mackay | 3 years ago BY: Hans Milton
Algebra , Mathematics , Symbolic Computations , Wolfram Language
21
REPLIES
32.9K
VIEWS

Solve doesn't like roots

QUESTION FROM: Frank Kampas | 3 years ago BY: Zhenyu Zeng
Algebra , Equation Solving , Mathematics , Tuning and Debugging , ...
20
REPLIES
6.4K
VIEWS

Automatically calculate equation's discriminant and Veda？

QUESTION FROM: Lee Tao | 4 years ago BY: Lee Tao
Algebra , Mathematics , Wolfram Language
20
REPLIES
6.9K
VIEWS

How to plot the graph of the equation F[x,y]=0 ?

QUESTION FROM: Artem Strashko | 10 years ago BY: Daniel Lichtblau
Algebra , Graphics and Visualization , Mathematica , Wolfram Language
20
REPLIES
37.6K
VIEWS

The Dot Operator vs Standard Matrix Multiplication

QUESTION FROM: Frank Kampas | 3 years ago BY: Gianluca Gorni
Algebra , Mathematica , Wolfram Language
19
REPLIES
31K
VIEWS

Find these Transcendental equation's solution?

QUESTION FROM: Muhammad Afzal | 4 years ago BY: Sunanda Lakkimsetti
Algebra , Equation Solving , Mathematics , Numerical Computation , ...
19
REPLIES
11.7K
VIEWS

Use InterpolatingPolynomial with a lot of data?

QUESTION FROM: Jaime de la Mota | 6 years ago BY: Jaime de la Mota
Algebra , Control Systems , Data Science , Engineering , ...
19
REPLIES
9.4K
VIEWS

Finding the function given the gradient vector

QUESTION FROM: Meryem Aslı | 5 years ago BY: Meryem Aslı
Algebra , Calculus , Equation Solving , Geometry , ...
18
REPLIES
18.4K
VIEWS

Eliminate produced redundant equations?

QUESTION FROM: Daniel Huber | 9 years ago BY: Daniel Huber
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
18
REPLIES
7.2K
VIEWS

Calculate scalar H number divided by N vector?

QUESTION FROM: Meryem Aslı | 5 years ago BY: Hans Dolhaine
Algebra , Calculus , Equation Solving , Mathematics , ...
17
REPLIES
9.5K
VIEWS

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

QUESTION FROM: Sasha Mandra | 4 months ago BY: Michael Rogers
Algebra , Mathematics , Wolfram Language
16
REPLIES
1.8K
VIEWS

Solving equation system with quadratic terms

QUESTION FROM: Maximilian Ulbrich | 5 years ago BY: Maximilian Ulbrich
Algebra , Equation Solving , Mathematics , Wolfram Language
16
REPLIES
8.2K
VIEWS

Solving system of Nonlinear algebraic equations (quickly)

QUESTION FROM: Kashif Nazar | 5 years ago BY: Daniel Lichtblau
Algebra , Equation Solving , Wolfram Language
16
REPLIES
39.7K
VIEWS

[?] Simplify the following expression until "s" is gone?

QUESTION FROM: Zhehao Zhang | 8 years ago BY: EDITORIAL BOARD
Algebra , Mathematics , Symbolic Computations , Wolfram Language
16
REPLIES
9K
VIEWS

Invert a function with Wolfram|Alpha?

QUESTION FROM: 12D S?n?f? | 9 years ago BY: Gianluca Gorni
Algebra , Mathematics , Wolfram|Alpha
16
REPLIES
14.1K
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
7.8K
VIEWS

Why does the memory used keep going up and no output is given?

QUESTION FROM: Iuval Clejan | 1 year ago BY: Iuval Clejan
Algebra , Equation Solving , Mathematics , Tuning and Debugging , ...
15
REPLIES
4K
VIEWS

Issue with numerical evaluation of eigenvalues

QUESTION FROM: Muhammad Zubair | 2 years ago BY: Rohit Namjoshi
Algebra , Graphics and Visualization , Mathematics , Physics , ...
15
REPLIES
4.3K
VIEWS

Solve error: not a valid variable

QUESTION FROM: J E | 3 years ago BY: J E
Algebra , Equation Solving , Mathematics , Wolfram Language
15
REPLIES
8K
VIEWS

HermitianMatrixQ doesn't work for a symbolic matrix

QUESTION FROM: Hongyi Zhao | 3 years ago BY: Hongyi Zhao
Algebra , Mathematics , Wolfram Language
15
REPLIES
4.4K
VIEWS

FindRoot error: function value is not a list of numbers

QUESTION FROM: Alan White | 2 years ago BY: Alan White
Algebra , Equation Solving , Mathematics , Numerical Computation , ...
14
REPLIES
5.2K
VIEWS

Error: "Solve was unable to solve the system" after using Rationalize

QUESTION FROM: Zhenyu Zeng | 3 years ago BY: Zhenyu Zeng
Algebra , Equation Solving , Mathematics , Wolfram Language
14
REPLIES
4.3K
VIEWS

Force Solve[ ] to obtain real expressions?

QUESTION FROM: Leslaw Bieniasz | 4 years ago BY: Hans Milton
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
14
REPLIES
6.3K
VIEWS

Remove elements of a matrix from a larger one?

QUESTION FROM: Amirhosein Hsa | 5 years ago BY: Hans Dolhaine
Algebra , Wolfram Language
14
REPLIES
4.4K
VIEWS

A problem in FunctionDomain?

QUESTION FROM: Daqing Li | 5 years ago BY: Daniel Lichtblau
Algebra , Mathematics , Wolfram Language
14
REPLIES
10.6K
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
9.5K
VIEWS

how to get exact solutions (error free solution)

QUESTION FROM: abhishek sharma | 10 years ago BY: John Doty
Algebra , Equation Solving , Mathematica
14
REPLIES
12.5K
VIEWS

A function accepts multiple matrices arguments

QUESTION FROM: Hongyi Zhao | 3 years ago BY: Eric Rimbey
Algebra , Mathematics , Wolfram Language
13
REPLIES
4K
VIEWS

Unexpected behavior of DistanceMatrix?

QUESTION FROM: Massimiliano Pavan | 3 years ago BY: Sander Huisman
Algebra , Geometry , Mathematics , Wolfram Language
13
REPLIES
5.7K
VIEWS

Finding the similarity transformation between two matrices

QUESTION FROM: Hongyi Zhao | 3 years ago BY: Daniel Lichtblau
Algebra , Equation Solving , Group Theory , Mathematics , ...
13
REPLIES
6.8K
VIEWS

NSolve works with not a valid variable or gives no solution

QUESTION FROM: Luis Felipe Massena Misiec | 4 years ago BY: Luis Felipe Massena Misiec
Algebra , Equation Solving , Mathematics , Numerical Computation , ...
13
REPLIES
5.2K
VIEWS

NSolve takes too long to solve equation?

QUESTION FROM: Sabrina Chui | 4 years ago BY: Sabrina Chui
Algebra , Calculus , Equation Solving , Mathematics , ...
13
REPLIES
6.1K
VIEWS

Calculate minimum common differences?

QUESTION FROM: Luis Felipe Massena Misiec | 6 years ago BY: Luis Felipe Massena Misiec
Algebra , Calculus , Equation Solving , Mathematics , Wolfram Language
13
REPLIES
13.4K
VIEWS

Solve a large system of equations with 19 variables?

QUESTION FROM: Paul Cleary | 7 years ago BY: Paul Cleary
Algebra , Equation Solving , Mathematics , Wolfram Language
13
REPLIES
10.6K
VIEWS

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

QUESTION FROM: steve ma | 10 years ago BY: Frank Kampas
Algebra , Equation Solving , Mathematica , Wolfram Language
13
REPLIES
34.7K
VIEWS

Solving equation with Bessel functions BesselJ & BesselK

QUESTION FROM: Saf Al | 11 years ago BY: Bill Simpson
Algebra , Equation Solving , Mathematica , Wolfram Language
13
REPLIES
12.7K
VIEWS

Fixed points of coupled NLD involving transcendental functions

QUESTION FROM: vijay arjun | 4 years ago BY: Daniel Lichtblau
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
12
REPLIES
5.9K
VIEWS

Solving symbolically a system of 3 (complicated) equations

QUESTION FROM: Olimpia Cutinelli Rendina | 4 years ago BY: Gianluca Gorni
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
12
REPLIES
5.9K
VIEWS

Calculating determinants for various values of n?

QUESTION FROM: Ser Man | 4 years ago BY: Hans Dolhaine
Algebra , Mathematics , Wolfram Language
12
REPLIES
5.6K
VIEWS

Solving system of equations with Solve takes too long?

QUESTION FROM: Olimpia Cutinelli Rendina | 4 years ago BY: Werner Geiger
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
12
REPLIES
7.8K
VIEWS

Solve a system of non-linear equations?

QUESTION FROM: Mohammad Ahmad Shoeb | 4 years ago BY: Mohammad Ahmad Shoeb
Algebra , Equation Solving , Mathematics , Wolfram Language
12
REPLIES
7.8K
VIEWS
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