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Combine three 2D matrices into a single array via nested lists?

QUESTION FROM: Philip Anon | 6 years ago BY: Anonymous User
Algebra , Discrete Mathematics , Graphics and Visualization , ...
7
REPLIES
14.1K
VIEWS

Create a logarithmic plot with ErrorBarLogLinearPlots

QUESTION FROM: Elham Jamshidi | 6 years ago BY: Elham Jamshidi
Graphics and Visualization , Mathematics , Wolfram Language
7
REPLIES
3.8K
VIEWS

Obtain numerical values with NestList on a custom function f?

QUESTION FROM: Dag Now | 6 years ago BY: Dag Now
Mathematics , Numerical Computation , Wolfram Language
7
REPLIES
5.6K
VIEWS

How to calculate the numerical integration that contains singular point?

QUESTION FROM: Henan Fang | 7 years ago BY: Hans Dolhaine
Mathematics
7
REPLIES
5.1K
VIEWS

SmithDecomposition - did it change between v11 and v12?

QUESTION FROM: C Ng | 7 years ago BY: C Ng
Mathematica , Mathematics
7
REPLIES
3.7K
VIEWS

Handling concavity in ListContourPlot

QUESTION FROM: Mohammad Faghih | 7 years ago BY: Mohammad Faghih
Graphics and Visualization , Mathematics , Wolfram Language
7
REPLIES
8.3K
VIEWS

[?] Solve the following inequality with W|A?

QUESTION FROM: Fausto Decina | 7 years ago BY: Marco Thiel
Equation Solving , Mathematics , Wolfram|Alpha , Wolfram Language
7
REPLIES
8.3K
VIEWS

[?] Plot two lists together in same ListPlot?

QUESTION FROM: Jaime de la Mota | 7 years ago BY: Vlad Burim
Computer Science , Engineering , Graphics and Visualization , ...
7
REPLIES
13.8K
VIEWS

Avoid issue "$RecursionLimit::reclim2: Recursion depth of 1024 exceeded"?

QUESTION FROM: Lesly Rojas | 7 years ago BY: John Doty
Mathematics , Wolfram Language
7
REPLIES
10.7K
VIEWS

Accuracy of matrix computations in Wolfram compared to Python's numpy?

QUESTION FROM: Nikolay Shilov | 7 years ago BY: Daniel Lichtblau
External Programs and Systems , Mathematics , Wolfram Language
7
REPLIES
10.1K
VIEWS

Construct a M X N matrix with results imported from another matrix?

QUESTION FROM: Nehal Elshaboury | 7 years ago BY: Rohit Namjoshi
Mathematics , Wolfram Language
7
REPLIES
6.8K
VIEWS

[WSC19] Visualizing Fourier Synthesis

QUESTION FROM: Mukilan Karthikeyan | 7 years ago BY: Mukilan Karthikeyan
Calculus , Discrete Mathematics , Graphics and Visualization , ...
7
REPLIES
26.9K
VIEWS

Get C Code of InverseFunction and Eliptical Integral of First Kind?

QUESTION FROM: Caner Beykont | 7 years ago BY: Shenghui Yang
Calculus , Computer Science , Equation Solving , Mathematics , ...
7
REPLIES
7.4K
VIEWS

ChromaticPolynomial just stop for GridGraph[{7,8}] ?

QUESTION FROM: J S | 7 years ago BY: Licheng Zhang
Algebra , Discrete Mathematics , Graphs and Networks , Mathematics , ...
7
REPLIES
9.5K
VIEWS

Why does RegionDifference fail with crescent polygon (V10)?

QUESTION FROM: Gary Palmer | 7 years ago BY: Gary Palmer
Geometry , Graphics and Visualization , Mathematics , Wolfram Language
7
REPLIES
7.2K
VIEWS

Handling of "Array" or Table for numerical computations with Interpolation

QUESTION FROM: Imre Pazsit | 7 years ago BY: Andras Gilicz
Mathematics , Wolfram Language
7
REPLIES
10K
VIEWS

Generate sound from plot curves?

QUESTION FROM: Greg Keogh | 7 years ago BY: Jos Klaps
Audio, Sound and Music , Discrete Mathematics , Education , ...
7
REPLIES
17.8K
VIEWS

Solve a Matrix-vector equation with Solve instead of LinearSolve?

QUESTION FROM: Jhn Doe | 7 years ago BY: Arnoud Buzing
Algebra , Equation Solving , Mathematics , Wolfram Language
7
REPLIES
12.6K
VIEWS

Calculate seismic to signal ratio and peak seismic to noise ratio?

QUESTION FROM: Oluseun Sanuade | 7 years ago BY: Oluseun Sanuade
Earth Science , Mathematics , Signal Processing , Wolfram Language
7
REPLIES
9.4K
VIEWS

[?] Get hexadecimal representation for a float as a string?

QUESTION FROM: Eduardo Mendes | 7 years ago BY: Daniel Lichtblau
Computer Science , Mathematics , Numerical Computation , ...
7
REPLIES
7.8K
VIEWS

Remove redundant equation to solve the needed variables?

QUESTION FROM: Wael Al Hajailan | 7 years ago BY: Wael Al Hajailan
Equation Solving , Mathematics , Wolfram Language
7
REPLIES
5.3K
VIEWS

Decomposition of an even number into two prime numbers

QUESTION FROM: Aleksey Belyanin | 7 years ago BY: Ryan Latterell
Algebra , Discrete Mathematics , Mathematics , Wolfram Language
7
REPLIES
8.7K
VIEWS

[?] Why NDSolve give a run-away solution for a hamiltonian system?

QUESTION FROM: Meir Lewkowicz | 8 years ago BY: Meir Lewkowicz
Equation Solving , Mathematics , Numerical Computation , Physics , ...
7
REPLIES
6.5K
VIEWS

Linearize a polynomial in several variables?

QUESTION FROM: Omar Alsuhaimi | 8 years ago BY: Hans Dolhaine
Algebra , Calculus , Mathematics , Wolfram Language
7
REPLIES
10.3K
VIEWS

Generate numbers of the form 'abab'?

QUESTION FROM: jagannath debata | 8 years ago BY: Paul Cleary
Mathematics , Wolfram Language
7
REPLIES
10.3K
VIEWS

Solve a second order ODE modeling a mass-spring system?

QUESTION FROM: Areeb Qureshi | 8 years ago BY: Alexander Trounev
Control Systems , Engineering , Equation Solving , Mathematics , ...
7
REPLIES
10.1K
VIEWS

Get a numerical solution to a nonlinear ODE?

QUESTION FROM: kolod al | 8 years ago BY: Shenghui Yang
Equation Solving , Mathematics , Numerical Computation , Physics , ...
7
REPLIES
5.6K
VIEWS

Numerical anomalies in a minimax algorithm

QUESTION FROM: David Eberly | 8 years ago BY: Daniel Lichtblau
Graphics and Visualization , Mathematica , Optimization , ...
7
REPLIES
7.6K
VIEWS

Perform calculations on y-axis values?

QUESTION FROM: Jesse Sheinwald | 8 years ago BY: Jesse Sheinwald
Graphics and Visualization , Mathematics , Wolfram Language
7
REPLIES
12.1K
VIEWS

Error fitting function to data using NIntegrate and ' (differentiation).

QUESTION FROM: Christoph Bernkopf | 8 years ago BY: Christoph Bernkopf
Algebra , Calculus , Optimization , Mathematics , Modeling , ...
7
REPLIES
8.5K
VIEWS

Index an arbitrary array in NDSolve to simulate white noise?

QUESTION FROM: Sandip Roy | 8 years ago BY: Daniel Lichtblau
Equation Solving , Mathematics , Numerical Computation , ...
7
REPLIES
7.4K
VIEWS

Find percentile of beta distribution?

QUESTION FROM: Alex Graham | 8 years ago BY: Anonymous User
Equation Solving , Mathematics , Wolfram Language
7
REPLIES
7.9K
VIEWS

Find numbers with the same cross sum (sum of digits)?

QUESTION FROM: Nural I. | 8 years ago BY: Nural I.
Discrete Mathematics , Mathematics , Wolfram|Alpha , Wolfram Language
7
REPLIES
9.4K
VIEWS

Specify a 3D array, where array elements contain other kind of variables?

QUESTION FROM: Andras Gilicz | 8 years ago BY: Andras Gilicz
Mathematics , Wolfram Language
7
REPLIES
8.7K
VIEWS

2D likelihood. Calculate ellipses that contains a 95% of the area

QUESTION FROM: daniele barducci | 8 years ago BY: Anonymous User
Calculus , Equation Solving , Geometry , Mathematics , ...
7
REPLIES
8.3K
VIEWS

Export a plot in .eps format to be displayed in MS Word?

QUESTION FROM: Nasir Shehzad | 8 years ago BY: Anonymous User
External Programs and Systems , Graphics and Visualization , ...
7
REPLIES
5.9K
VIEWS

Find the value of b for which one of the eigenvalues crosses the imaginary?

QUESTION FROM: J Jesus Rico-Melgoza | 8 years ago BY: Daniel Lichtblau
Equation Solving , Mathematics , Wolfram Language
7
REPLIES
7.2K
VIEWS

Automatically write a large binary matrix with known positions of 1?

QUESTION FROM: Anton Savchenkov | 8 years ago BY: Szabolcs Horvát
Mathematics , Wolfram Language
7
REPLIES
4.6K
VIEWS

Why does MinPrecision affect the result of computation?

QUESTION FROM: Charudatt Kadolkar | 8 years ago BY: Charudatt Kadolkar
Mathematics , Numerical Computation , Wolfram Language
7
REPLIES
4.5K
VIEWS

RegionPlot Overloaded?

QUESTION FROM: Bryan Lettner | 8 years ago BY: Alexander Trounev
Geometry , Graphics and Visualization , Mathematics , Wolfram Language
7
REPLIES
7K
VIEWS

Analyse a large data set using the function "HistogramDistribution"?

QUESTION FROM: yang zhou | 8 years ago BY: yang zhou
Data Science , Mathematics , Statistics and Probability , ...
7
REPLIES
8.1K
VIEWS

Plot complex solution obtained using DSolve?

QUESTION FROM: Razvan Burcea | 8 years ago BY: Razvan Burcea
Equation Solving , Graphics and Visualization , Mathematics , ...
7
REPLIES
4.5K
VIEWS

Perform Integration involving vectors, in 3D?

QUESTION FROM: Arm Mo | 8 years ago BY: Alexander Trounev
Calculus , Mathematics , Symbolic Computations , Wolfram Language
7
REPLIES
8.7K
VIEWS

Avoid trouble with NDSolve and dependent variables?

QUESTION FROM: Isaac Lee | 8 years ago BY: Alexander Trounev
Calculus , Dynamic Interactivity , Equation Solving , Mathematics , ...
7
REPLIES
8.7K
VIEWS

Periodic piecewise functions?

QUESTION FROM: Nev Nev | 8 years ago BY: Ambuj Jain
Mathematics , Signal Processing , Wolfram Language
7
REPLIES
20.7K
VIEWS

Find the contour of a pair of multi-variable functions?

QUESTION FROM: JOSE OLIVER | 8 years ago BY: Daniel Lichtblau
Graphics and Visualization , Optimization , Mathematics , ...
7
REPLIES
6.3K
VIEWS

[?] Count the total presence of this group in a sequence?

QUESTION FROM: Mutatis Mutandis | 8 years ago BY: J. M.
Mathematics , Wolfram Language
7
REPLIES
7.5K
VIEWS

PDE solving - which solver is best?

QUESTION FROM: Ser Man | 8 years ago BY: Ser Man
Equation Solving , Mathematics , Numerical Computation , ...
7
REPLIES
4.9K
VIEWS

Solve decoupled PDE's with NDSolve?

QUESTION FROM: Eric Smith | 8 years ago BY: Eric Smith
Equation Solving , Mathematics , Numerical Computation , ...
7
REPLIES
7.1K
VIEWS

[?] Plot a function with two variables?

QUESTION FROM: Ghady Almufleh | 8 years ago BY: Ghady Almufleh
Graphics and Visualization , Mathematics , Wolfram Language
7
REPLIES
6.9K
VIEWS

[?] Factor out matrices in expressions?

QUESTION FROM: jallberg | 8 years ago BY: jallberg
Mathematics , Wolfram Language
7
REPLIES
9.4K
VIEWS

Why does WL not know that Log[a]-Log[b] is Log[a/b]?

QUESTION FROM: Werner Geiger | 8 years ago BY: Werner Geiger
Equation Solving , Mathematics , Wolfram Language
7
REPLIES
6.2K
VIEWS

Why does FullSimplify not recognize this function evaluates to zero?

QUESTION FROM: Philip Blanco | 9 years ago BY: Michael Rogers
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
7
REPLIES
19.1K
VIEWS

Extract finite mesh connectivity?

QUESTION FROM: Hassan Al-Siraj | 9 years ago BY: Hassan Al-Siraj
Geometry , Graphics and Visualization , Graphs and Networks , ...
7
REPLIES
7.1K
VIEWS

Simplify a complicated solution by a simpler way?

QUESTION FROM: Jacques Ou | 9 years ago BY: EDITORIAL BOARD
Equation Solving , Mathematics , Symbolic Computations , ...
7
REPLIES
6.9K
VIEWS

[?] Solve symbolic system of differential and algebric equations?

QUESTION FROM: Gennaro Arguzzi | 9 years ago BY: Neil Singer
Equation Solving , Mathematics , Symbolic Computations , ...
7
REPLIES
6.7K
VIEWS

[?] Display system of 4 equations dependent on time and each other?

QUESTION FROM: Jeff Powell | 9 years ago BY: Jeff Powell
Graphics and Visualization , Mathematics , Wolfram Language
7
REPLIES
7.2K
VIEWS

[?] Multiply more than 2 matrices?

QUESTION FROM: Tracy Borne | 9 years ago BY: Tracy Borne
Mathematics , Wolfram Language
7
REPLIES
15.3K
VIEWS

Avoid the warning message while using DSolve?

QUESTION FROM: Jacques Ou | 9 years ago BY: Jacques Ou
Calculus , Equation Solving , Mathematics , Symbolic Computations , ...
7
REPLIES
4.9K
VIEWS

Plot a solution of Laplace equation over a rectangle?

QUESTION FROM: Sergio Cabral | 9 years ago BY: Sergio Cabral
Equation Solving , Graphics and Visualization , Mathematics
7
REPLIES
7.7K
VIEWS

[?] CountourPlot of (Cos(2x))^2 ==0 ?

QUESTION FROM: Bhagya Athu | 9 years ago BY: Valeriu Ungureanu
Graphics and Visualization , Mathematics , Symbolic Computations , ...
7
REPLIES
7.2K
VIEWS

[?] Build a matrix with the help of loop structures?

QUESTION FROM: Sergio Cabral | 9 years ago BY: Murray Eisenberg
Mathematics , Wolfram Language
7
REPLIES
10.6K
VIEWS

Impose assumptions in binomial coefficient?

QUESTION FROM: Gennaro Arguzzi | 9 years ago BY: Jim Baldwin
Mathematics , Symbolic Computations , Wolfram Language
7
REPLIES
6.9K
VIEWS

[?] Plot f(A^2) in Y axis and A^2 in x axis?

QUESTION FROM: Dia Ghosh | 9 years ago BY: Dia Ghosh
Graphics and Visualization , Mathematics , Wolfram Language
7
REPLIES
6.8K
VIEWS

How to make InverseLaplaceTransform

QUESTION FROM: Jacques Ou | 9 years ago BY: Jacques Ou
Mathematics , Wolfram Language
7
REPLIES
5.6K
VIEWS

[?] Obtain a proof of this result?

QUESTION FROM: Anonymous User | 9 years ago BY: Anonymous User
Mathematics , Wolfram Language
7
REPLIES
4.9K
VIEWS

[?] Connect data from solving equation in some loop?

QUESTION FROM: Saleh Baradaran | 9 years ago BY: Saleh Baradaran
Equation Solving , Mathematics , Symbolic Computations , ...
7
REPLIES
8.4K
VIEWS

Define a simple Group?

QUESTION FROM: David Mackay | 9 years ago BY: Hans Dolhaine
Group Theory , Mathematics , Wolfram Language
7
REPLIES
15.7K
VIEWS

Solve a differential equation?

QUESTION FROM: M P | 9 years ago BY: M P
Equation Solving , Mathematica , Mathematics , Physics , ...
7
REPLIES
7.6K
VIEWS

Find all possible combinations subject to a condition?

QUESTION FROM: Stuart Griffith | 9 years ago BY: Neil Singer
Equation Solving , Mathematics , Symbolic Computations , ...
7
REPLIES
6.3K
VIEWS

Avoid problems with a triple integration? (Pricing of exotic options)

QUESTION FROM: Nicolas BADUEL | 9 years ago BY: Nicolas BADUEL
Finance , Mathematics , Wolfram Language
7
REPLIES
13.1K
VIEWS

[?] Define a function with 4 arguments (integer, real, rational, complex)?

QUESTION FROM: Mohammad Amir Khan | 9 years ago BY: Mohammad Amir Khan
Mathematics , Wolfram Language
7
REPLIES
9.1K
VIEWS

Use Assumptions and Integrate?

QUESTION FROM: Daniel Huber | 9 years ago BY: Daniel Lichtblau
Calculus , Mathematics , Wolfram Language
7
REPLIES
24.3K
VIEWS

Force to replace the derivatives of a function with given expression?

QUESTION FROM: Clément Justin | 9 years ago BY: Gianluca Gorni
Algebra , Calculus , Mathematics , Wolfram Language
7
REPLIES
14.2K
VIEWS

Create a circular/arc spring?

QUESTION FROM: Tim Kirkpatrick | 9 years ago BY: Tim Kirkpatrick
Graphics and Visualization , Mathematics , Physics , Visual Arts , ...
7
REPLIES
8.2K
VIEWS

Calculate a P-Square using the Chi-Square Test?

QUESTION FROM: Christine Arce | 9 years ago BY: Jos Klaps
Mathematics , Statistics and Probability , Wolfram Language
7
REPLIES
11.6K
VIEWS

Factorize a polynomial such as x^2-5x-8 ?

QUESTION FROM: Ray Lawicki | 10 years ago BY: Ray Lawicki
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
7
REPLIES
9.1K
VIEWS

Compare histograms?

QUESTION FROM: M.A. Ghorbani | 10 years ago BY: M.A. Ghorbani
Data Science , Graphics and Visualization , Mathematics , ...
7
REPLIES
9.8K
VIEWS

Calculate the sum of an infinite series?

QUESTION FROM: Valeriu Ungureanu | 10 years ago BY: Sander Huisman
Calculus , Mathematics , Symbolic Computations , Wolfram Language
7
REPLIES
14.6K
VIEWS

Specify exact number of digits?

QUESTION FROM: Mutatis Mutandis | 10 years ago BY: EDITORIAL BOARD
Mathematics , Wolfram Language
7
REPLIES
14.6K
VIEWS

Sort properly random real number triples between -1,1?

QUESTION FROM: Brandon Davis | 10 years ago BY: Brandon Davis
Mathematics , Wolfram Language
7
REPLIES
11.2K
VIEWS

Avoid different results while using ListPlot and DiscretePlot?

QUESTION FROM: Steven Clark | 10 years ago BY: Anonymous User
Graphics and Visualization , Mathematics , Wolfram Language
7
REPLIES
7.4K
VIEWS

Minimizes a function (variance over 1mln data-points)?

QUESTION FROM: Sandu Ursu | 10 years ago BY: Sandu Ursu
Calculus , Optimization , Mathematics , Wolfram Language
7
REPLIES
9.3K
VIEWS

Reuse the solutions {(x==-6&&y==-7)... in the other formula?

QUESTION FROM: Mutatis Mutandis | 10 years ago BY: Gianluca Gorni
Algebra , Mathematics , Symbolic Computations , Wolfram Language
7
REPLIES
6.5K
VIEWS

Looking for a function that yields a value with a certain probability?

QUESTION FROM: Ulrich Utiger | 10 years ago BY: Jim Baldwin
Mathematics , Statistics and Probability , Wolfram Language
7
REPLIES
8.7K
VIEWS

Suggestions for speeding up this plot?

QUESTION FROM: Bryan Lettner | 10 years ago BY: Gianluca Gorni
Geometry , Graphics and Visualization , gridMathematica , ...
7
REPLIES
13.2K
VIEWS

Plot this result from Reduce?

QUESTION FROM: Frank Kampas | 10 years ago BY: Frank Kampas
Equation Solving , Graphics and Visualization , Mathematics , ...
7
REPLIES
4.4K
VIEWS

Why does the amount of memory for similar matrices vary so much?

QUESTION FROM: Petre Logofatu | 10 years ago BY: Petre Logofatu
Mathematica , Optimization , Mathematics , Wolfram Language
7
REPLIES
7.5K
VIEWS

Handle two 3 rows x 2 columns matrices in NonlinearModelFit?

QUESTION FROM: Jun Hui Yeoh | 10 years ago BY: Will Smith
Data Science , Mathematics , Modeling , Numerical Computation , ...
7
REPLIES
8.8K
VIEWS

Use NDSolve with conditional coefficients?

QUESTION FROM: Iuval Clejan | 10 years ago BY: Bill Simpson
Control Systems , Equation Solving , Mathematics , ...
7
REPLIES
12.1K
VIEWS

Solve this Trigonometric system of equations?

QUESTION FROM: Muhammad Afzal | 10 years ago BY: Gianluca Gorni
Equation Solving , Mathematics , Symbolic Computations , ...
7
REPLIES
14.2K
VIEWS

Derivative wrt to a vector?

QUESTION FROM: Jeroen Geeraert | 10 years ago BY: Hans Dolhaine
Calculus , Equation Solving , Mathematics , Symbolic Computations , ...
7
REPLIES
13.8K
VIEWS

Fitting data using a Nonlinear model?

QUESTION FROM: Riyadh Al Asady | 10 years ago BY: Riyadh Al Asady
Data Science , Equation Solving , Graphics and Visualization , ...
7
REPLIES
5.4K
VIEWS

Separation of a rational fraction

QUESTION FROM: Adrien Guyader | 10 years ago BY: Adrien Guyader
Algebra , Mathematics , Wolfram Language
7
REPLIES
5.8K
VIEWS

Cartesian Grid in 3D Plot?

QUESTION FROM: John Travolski | 10 years ago BY: Yehuda Ben-Shimol
Graphics and Visualization , Mathematics , Wolfram Language
7
REPLIES
13.4K
VIEWS

Fourier Transform of y'+y''

QUESTION FROM: Peyman Moradweysi | 10 years ago BY: Kay Herbert
Mathematics , Wolfram Language
7
REPLIES
8.8K
VIEWS

Importing tipping bucket raingage data

QUESTION FROM: Roger Leventhal | 10 years ago BY: Marco Thiel
Civil Engineering , Data Science , Earth Science , ...
7
REPLIES
14.4K
VIEWS

Solve integral with exponentials?

QUESTION FROM: Zhehao Zhang | 10 years ago BY: Gianluca Gorni
Calculus , Equation Solving , Mathematics , Wolfram Language
7
REPLIES
5.5K
VIEWS

How do I convey to a func that its arguments are quaternions by default?

QUESTION FROM: lester welch | 10 years ago BY: lester welch
Mathematics , Packages , Wolfram Language
7
REPLIES
9K
VIEWS

Elliptic Integral between Zero and 2 Pi has no result?

QUESTION FROM: ali kreem | 10 years ago BY: Jofre Espigule-Pons
Calculus , Mathematica , Mathematics , Wolfram|Alpha
7
REPLIES
7.9K
VIEWS
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