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[?]  Can this expression be written in closed form?

QUESTION FROM: John Travolski | 9 years ago BY: Henrik Schachner
Mathematics , Wolfram Language
2
REPLIES
8.6K
VIEWS

Speedup DiscretizePDE when InitializePDECoefficients contains Interpolation

QUESTION FROM: Wilhelm Deng | 9 years ago
Mathematics , Numerical Computation , Tuning and Debugging , ...
0
REPLIES
4.2K
VIEWS

[?] Solve a cubic equation?

QUESTION FROM: Metin Guney | 9 years ago BY: Metin Guney
Equation Solving , Mathematics , Wolfram Language
6
REPLIES
12.2K
VIEWS

Solve this differential equation?

QUESTION FROM: Anonymous User | 9 years ago BY: Anonymous User
Equation Solving , Mathematics , Symbolic Computations , ...
2
REPLIES
3.1K
VIEWS

Why does the WolframKernel exit on OS X without a trace during Integrate?

QUESTION FROM: Janos Lobb | 9 years ago BY: Daniel Lichtblau
Mathematica , Mathematics , Operating System and Network Access , ...
5
REPLIES
5.1K
VIEWS

Avoid warning without disabling it for this plot?

QUESTION FROM: Janos Lobb | 9 years ago BY: Udo Krause
Graphics and Visualization , Mathematics , Physics , Wolfram Language
1
REPLIES
6.4K
VIEWS

[?] Find first local minima?

QUESTION FROM: M.A. Ghorbani | 9 years ago BY: Hans Dolhaine
Calculus , Optimization , Mathematics , Wolfram Language
8
REPLIES
7.1K
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

Solve a system of DAEs with discrete conditions using NDSolve?

QUESTION FROM: Foad Sojoodi Farimani | 9 years ago BY: Neil Singer
Discrete Mathematics , Engineering , Equation Solving , Mathematics , ...
4
REPLIES
8.1K
VIEWS

[?] Increment in multiple sum indices?

QUESTION FROM: Shahzeb Kamal | 9 years ago BY: Shahzeb Kamal
Mathematics , Symbolic Computations , Wolfram Language
2
REPLIES
5.1K
VIEWS

Specify a general rule, so that mathematica always evaluate it?

QUESTION FROM: uwe moehring | 9 years ago BY: uwe moehring
Equation Solving , Mathematics , Symbolic Computations , ...
2
REPLIES
8.4K
VIEWS

[?] Area under the curve of a Parametric Plot function?

QUESTION FROM: Anonymous User | 9 years ago BY: Claude Mante
Algebra , Graphics and Visualization , Mathematics , ...
5
REPLIES
11.1K
VIEWS

[?] Plot gradient of a function of a variable?

QUESTION FROM: Gennaro Arguzzi | 9 years ago BY: Gennaro Arguzzi
Graphics and Visualization , Mathematics , Wolfram Language
4
REPLIES
7.4K
VIEWS

[?] Stop re-evaluating an assignment like x=x+1 in Manipulate?

QUESTION FROM: Daniel Huber | 9 years ago BY: Daniel Huber
Dynamic Interactivity , Mathematics , Wolfram Language
2
REPLIES
4.3K
VIEWS

How is Dot product implemented in Mathematica?

QUESTION FROM: Sandu Ursu | 9 years ago BY: Daniel Lichtblau
Algebra , Mathematica , Mathematics , Wolfram Language
1
REPLIES
10.1K
VIEWS

How long a ZetaZero calculation takes?

QUESTION FROM: mikael.mannonen | 9 years ago BY: Neil Singer
Discrete Mathematics , Mathematics , Wolfram Language
4
REPLIES
5.9K
VIEWS

[?] Integrate a given symbolic limit of integration?

QUESTION FROM: Aidan Droogan | 9 years ago BY: Daniel Lichtblau
Calculus , Mathematics , Symbolic Computations , Wolfram Language
4
REPLIES
13.2K
VIEWS

Compute the composition of two permutations?

QUESTION FROM: jagannath debata | 9 years ago BY: jagannath debata
Mathematics , Wolfram Language
4
REPLIES
6.9K
VIEWS

Get the proper Magnetic Flux Density of a rectangular bar magnet?

QUESTION FROM: Janos Lobb | 9 years ago
Curated Data , Mathematics , Physics , Units , Wolfram Language
0
REPLIES
4K
VIEWS

[?] Plot complex numbers?

QUESTION FROM: raf kickass | 9 years ago BY: raf kickass
Calculus , Equation Solving , Graphics and Visualization , ...
2
REPLIES
12.8K
VIEWS

[?] Solve this Infinite integral (see FF1 below)?

QUESTION FROM: john massucci | 9 years ago BY: Neil Singer
Equation Solving , Mathematics , Numerical Computation , ...
1
REPLIES
6K
VIEWS

Calculate a numerical integration with NIntegrate?

QUESTION FROM: Giovanni Iacucci | 9 years ago BY: Gianluca Gorni
Equation Solving , Mathematics , Numerical Computation , ...
3
REPLIES
4.7K
VIEWS

[?] Solve a piecewise function with NDSolve?

QUESTION FROM: François Lepetit | 9 years ago BY: Gianluca Gorni
Economics , Equation Solving , Mathematics , Numerical Computation , ...
3
REPLIES
10.5K
VIEWS

[?] Fastest way to compute integral in loops?

QUESTION FROM: Abdullah Alhag | 9 years ago BY: Neil Singer
Compilation , Mathematics , Numerical Computation , Wolfram Language
9
REPLIES
12K
VIEWS

Plot a parametric function?

QUESTION FROM: Yoav Navott | 9 years ago BY: Gianluca Gorni
Graphics and Visualization , Mathematics , Wolfram Language
1
REPLIES
2.3K
VIEWS

Understand the Calculator in W|A?

QUESTION FROM: creepercraft97T3 . | 9 years ago BY: creepercraft97T3 .
Mathematics , Wolfram|Alpha , Wolfram Language
4
REPLIES
10.3K
VIEWS

Find the root of a function with two variables?

QUESTION FROM: KA KAM CHEN | 9 years ago BY: KA KAM CHEN
Calculus , Equation Solving , Mathematics , Symbolic Computations , ...
3
REPLIES
12.3K
VIEWS

Simplify a 12+ order symbolic determinant?

QUESTION FROM: Lee KC | 9 years ago BY: Daniel Lichtblau
Mathematics , Symbolic Computations , Wolfram Language
3
REPLIES
4.3K
VIEWS

Enumarate and combine functions?

QUESTION FROM: Jakob Weiler | 9 years ago BY: Gianluca Gorni
Mathematics , Wolfram Language
3
REPLIES
4.3K
VIEWS

[?] Calculate the Hessian?

QUESTION FROM: Jakob Weiler | 9 years ago BY: Jakob Weiler
Mathematics , Wolfram Language
2
REPLIES
7.9K
VIEWS

Solve this third-order differential equations using DSolve and Integrate?

QUESTION FROM: Nurul Ainina | 9 years ago BY: Nurul Ainina
Algebra , Calculus , Equation Solving , Mathematics , Wolfram Language
2
REPLIES
5.2K
VIEWS

Integrate from the centroid of a semi circle?

QUESTION FROM: Karthik Subramanian | 9 years ago BY: Karthik Subramanian
Calculus , Geometry , Mathematics , Wolfram|Alpha , Wolfram Language
2
REPLIES
5.7K
VIEWS

[?] Use the command Simplify, Normal etc. to the function inside?

QUESTION FROM: Jacques Ou | 9 years ago BY: Carl Woll
Calculus , Mathematics , Wolfram Language
2
REPLIES
7.5K
VIEWS

[?] Styling a cube function graphic?

QUESTION FROM: Salvador Benjamin P. R. | 9 years ago BY: Salvador Benjamin P. R.
Graphics and Visualization , Mathematics , Symbolic Computations , ...
2
REPLIES
4.1K
VIEWS

Change possible intermediate steps in step-by-step solution - Mathematica?

QUESTION FROM: Gennaro Arguzzi | 9 years ago
Education , Equation Solving , Mathematica , Mathematics , ...
0
REPLIES
5.4K
VIEWS

Explain Condition (/;) strange behaviour?

QUESTION FROM: Daniel Huber | 9 years ago BY: Michael Rogers
Mathematics , Wolfram Language
5
REPLIES
7.9K
VIEWS

Integrate[1/x, x] should give Log[Abs[x]] but does not ?

QUESTION FROM: Gennaro Arguzzi | 9 years ago BY: Michael Rogers
Calculus , Mathematics , Wolfram Language
9
REPLIES
20.1K
VIEWS

Convolute two Lorentzain (Cauchy) functions?

QUESTION FROM: Tony Wang | 9 years ago BY: Tony Wang
Calculus , Mathematics , Wolfram Language
2
REPLIES
3.8K
VIEWS

Is Solve[] command trying to factor a 750 bit number when it may not haveto

QUESTION FROM: Paul Cheffers | 9 years ago
Equation Solving , Mathematics , Symbolic Computations , ...
0
REPLIES
2.9K
VIEWS

[?] Reset initial conditions at a specific event with NDSolve ?

QUESTION FROM: Anonymous User | 9 years ago BY: Anonymous User
Engineering , Equation Solving , Mathematics , Wolfram Language
4
REPLIES
5.6K
VIEWS

Solve third order non-linear differential equation?

QUESTION FROM: Georgios Pasias | 9 years ago BY: Frank Kampas
Equation Solving , Mathematics , Symbolic Computations , ...
10
REPLIES
7.9K
VIEWS

Define a function that depends of initial conditions within of PDEs?

QUESTION FROM: Rodrigo Lopez | 9 years ago
Equation Solving , Mathematics , Numerical Computation , Physics , ...
0
REPLIES
3.2K
VIEWS

Correspondence between direct and inverse Laplace transform?

QUESTION FROM: Leslaw Bieniasz | 8 years ago BY: Mariusz Iwaniuk
Calculus , Equation Solving , Mathematics , Symbolic Computations , ...
5
REPLIES
9.9K
VIEWS

[?] Use several processor cores with MMA V11.2?

QUESTION FROM: Marvin Ray Burns A.G.S. (cum laude) | 9 years ago BY: Szabolcs Horvát
Control Systems , Mathematics , Operating System and Network Access , ...
5
REPLIES
12.3K
VIEWS

Summations on the same expression do not give the same result?

QUESTION FROM: Zhehao Zhang | 9 years ago BY: Zhehao Zhang
Algebra , Calculus , Mathematics , Wolfram Language
4
REPLIES
14.2K
VIEWS

Plot indefinite integral different than evaluating definite integral?

QUESTION FROM: jonathan | 9 years ago BY: Daniel Lichtblau
Calculus , Graphics and Visualization , Mathematics , Wolfram Language
1
REPLIES
3.3K
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

Solve numerically the following integral?

QUESTION FROM: Luther Nayhm | 9 years ago BY: Luther Nayhm
Mathematics , Numerical Computation , Wolfram Language
10
REPLIES
11.2K
VIEWS

[?] Understand significant digits?

QUESTION FROM: Nelson Zink | 9 years ago BY: Nelson Zink
Mathematics , Numerical Computation , Wolfram Language
3
REPLIES
6.1K
VIEWS

'Help needed with Abstract Algebra - using Mathematica v11'

QUESTION FROM: Bill Depue | 9 years ago BY: EDITORIAL BOARD
Mathematica , Mathematics
1
REPLIES
4.7K
VIEWS

[?] Implement simple birth death process?

QUESTION FROM: Okkes Dulgerci | 9 years ago BY: Okkes Dulgerci
Mathematics , Wolfram Language
4
REPLIES
7.2K
VIEWS

Difference between the "FindMinimum" and "Minimization" ?

QUESTION FROM: Amir Khan | 9 years ago BY: Neil Singer
Optimization , Mathematics , Wolfram Language
3
REPLIES
11.3K
VIEWS

Calculate mean graph distance in a citation network?

QUESTION FROM: Praveena Chandra | 9 years ago BY: Praveena Chandra
Data Science , Graphs and Networks , Mathematics , Social Science , ...
2
REPLIES
7.4K
VIEWS

[?] Multiply more than 2 matrices?

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

[?] Speed up Sum while implementing the Jacobi method for linear systems?

QUESTION FROM: João Janela | 9 years ago BY: João Janela
Mathematics , Numerical Computation , Wolfram Language
2
REPLIES
4.6K
VIEWS

[?] Get two significant digits to the right of the decimal point?

QUESTION FROM: Nelson Zink | 9 years ago BY: Daniel Lichtblau
Mathematics , Numerical Computation , Wolfram Language
3
REPLIES
6.4K
VIEWS

[?] Give a different color to each point in a plot of points?

QUESTION FROM: Brayan Del Valle | 9 years ago BY: Michael Rogers
Graphics and Visualization , Mathematics , Wolfram Language
4
REPLIES
10.4K
VIEWS

Use NIntegrate with vectors?

QUESTION FROM: Arny Toynbee | 9 years ago
Calculus , Mathematics , Numerical Computation , Wolfram Language
0
REPLIES
4.9K
VIEWS

[?] Obtain inverse of a function?

QUESTION FROM: Oliver Feng | 9 years ago BY: Mariusz Iwaniuk
Calculus , Mathematics , Wolfram Language
3
REPLIES
12.7K
VIEWS

[?] Represent a vector moving on three mutually perpendicular circles?

QUESTION FROM: S G | 9 years ago BY: Henrik Schachner
Mathematics , Wolfram Language
1
REPLIES
4.6K
VIEWS

Increase speed in notebook that uses Dynamic[FinancialData]

QUESTION FROM: Laurens Wachters | 9 years ago BY: Laurens Wachters
Data Science , Dynamic Interactivity , Finance , Mathematica , ...
2
REPLIES
9.3K
VIEWS

Why does Multinomial[-1/2, -1/2, 1] give Indeterminate rather than 1/Pi?

QUESTION FROM: Brad Chalfan | 9 years ago BY: Mariusz Iwaniuk
Equation Solving , Mathematics , Wolfram Language
2
REPLIES
5.6K
VIEWS

Plot a polyhedron/region trapped between 4 planes?

QUESTION FROM: Amir Baghban | 9 years ago BY: Valeriu Ungureanu
Geometry , Graphics and Visualization , Mathematics , Wolfram Language
6
REPLIES
7.7K
VIEWS

[?] Do threshold Histogram?

QUESTION FROM: Manoj Imrith | 9 years ago BY: Gianluca Gorni
Graphics and Visualization , Mathematics , ...
1
REPLIES
5K
VIEWS

Obtain exact results from GenerateConditions?

QUESTION FROM: Anonymous User | 9 years ago BY: Gianluca Gorni
Mathematics , Wolfram Language
1
REPLIES
1.8K
VIEWS

Solve these trigonometric equations?

QUESTION FROM: Ahmed Khodari | 9 years ago BY: Gianluca Gorni
Equation Solving , Mathematics , Symbolic Computations , ...
2
REPLIES
8.7K
VIEWS

[?] Find the critical solutions?

QUESTION FROM: Brendan Isaac | 9 years ago BY: Takashi Yoshino
Calculus , Equation Solving , Mathematics , Symbolic Computations , ...
3
REPLIES
8.9K
VIEWS

Avoid graphics-jitter when Animating Plot?

QUESTION FROM: Anonymous User | 9 years ago BY: Anonymous User
Dynamic Interactivity , Graphics and Visualization , Mathematics , ...
6
REPLIES
9.6K
VIEWS

Set a variable to Binary?

QUESTION FROM: Juan David | 9 years ago BY: Daniel Lichtblau
Logic and Boolean Algebra , Mathematics , Wolfram Language
1
REPLIES
9.9K
VIEWS

Basis of factors for large degree polynomials

QUESTION FROM: Ed Pegg | 9 years ago BY: EDITORIAL BOARD
Staff Picks , Algebra , Graphics and Visualization , Group Theory , ...
2
REPLIES
18.3K
VIEWS

[?] Solve the Kronig Penney model determinant?

QUESTION FROM: John Tiessen | 6 years ago BY: Dan Lawrence
Equation Solving , Mathematics , Physics , Symbolic Computations , ...
8
REPLIES
15.8K
VIEWS

What's the difference between plotting and solving?

QUESTION FROM: Sebastian Neumann | 9 years ago BY: Updating Name
Equation Solving , Graphics and Visualization , Mathematics , ...
6
REPLIES
8.4K
VIEWS

Avoid contradiction of the Convolution Theorem?

QUESTION FROM: Anonymous User | 9 years ago
Mathematics , Wolfram Language
0
REPLIES
1.6K
VIEWS

Account for non-Commutativity of Convolve?

QUESTION FROM: Anonymous User | 9 years ago BY: Anonymous User
Mathematics , Wolfram Language
6
REPLIES
4.8K
VIEWS

[?] Define a complicated function?

QUESTION FROM: Andras Gilicz | 9 years ago BY: Andras Gilicz
Mathematics , Wolfram Language
2
REPLIES
8.1K
VIEWS

Avoid problem with solving the LaplaceTransform and inversing it?

QUESTION FROM: Justin Warners | 9 years ago BY: Hans Dolhaine
Equation Solving , Mathematics , Numerical Computation , Physics , ...
3
REPLIES
5.2K
VIEWS

Find an easier substitution in this equation?

QUESTION FROM: Jacques Ou | 9 years ago
Algebra , Mathematics , Wolfram Language
0
REPLIES
3.2K
VIEWS

Get Integrate and Conjugate to work with Generalized Functions?

QUESTION FROM: Anonymous User | 9 years ago BY: Anonymous User
Mathematics , Symbolic Computations , Wolfram Language
5
REPLIES
3.7K
VIEWS

[?] Solve a path for the flight of a ball?

QUESTION FROM: Puck Planje | 9 years ago BY: Puck Planje
Equation Solving , Mathematics , Wolfram Language
4
REPLIES
9.1K
VIEWS

[?] Get the binary of negative integer numbers?

QUESTION FROM: Kui Chen | 9 years ago BY: Todd Rowland
Mathematics , Numerical Computation , Wolfram Language
1
REPLIES
11.7K
VIEWS

[?] Compute a triple integral with NIntegrate?

QUESTION FROM: Xing Shi Cai | 9 years ago BY: Michael Rogers
Mathematics , Numerical Computation , Wolfram Language
4
REPLIES
9.6K
VIEWS

[?] Simplify Conjugate[DiracDelta[x]]?

QUESTION FROM: Anonymous User | 9 years ago BY: Anonymous User
Equation Solving , Mathematics , Symbolic Computations , ...
4
REPLIES
6.1K
VIEWS

[?] Substitute a - z == y into an equation?

QUESTION FROM: Stephan Foley | 9 years ago BY: Bill Simpson
Equation Solving , Mathematics , Symbolic Computations , ...
3
REPLIES
11.5K
VIEWS

Question on commutativity of Mellin convolution evaluations

QUESTION FROM: Steven Clark | 9 years ago
Calculus , Mathematics , Wolfram Language
0
REPLIES
4.1K
VIEWS

[?] Why InverseFunction gives different types of results?

QUESTION FROM: Vladimir Ivanov | 9 years ago BY: Michael Rogers
Calculus , Mathematics , Wolfram Language
1
REPLIES
7.5K
VIEWS

Get numerical solution of telegraph equation using NDSolve?

QUESTION FROM: Daniel Huber | 9 years ago
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
0
REPLIES
2.9K
VIEWS

Plot multiple functions?

QUESTION FROM: Ahmed Khodari | 9 years ago BY: Udo Krause
Equation Solving , Graphics and Visualization , Mathematics , ...
4
REPLIES
6.4K
VIEWS

Create a function that takes two parameters and returns one output?

QUESTION FROM: Anders Khaykin | 9 years ago BY: Marco Thiel
Mathematics , Wolfram Language
2
REPLIES
4.3K
VIEWS

[?] Transfer a Conditional Expression output to numerical output?

QUESTION FROM: Ahmed Khodari | 9 years ago BY: Ahmed Khodari
Equation Solving , Mathematics , Wolfram Language
3
REPLIES
8.5K
VIEWS

Include the Tangent Line with the point slider?

QUESTION FROM: Julian Rivera | 9 years ago BY: Michael Rogers
Calculus , Dynamic Interactivity , Graphics and Visualization , ...
3
REPLIES
6.7K
VIEWS

Compare a 3D shape measurement with a numerical model?

QUESTION FROM: Maarten van der Burgt | 9 years ago BY: Maarten van der Burgt
Data Science , External Programs and Systems , Geometry , ...
4
REPLIES
8.3K
VIEWS

Plot 3 variable graph?

QUESTION FROM: Michael Leung | 9 years ago BY: Anonymous User
Algebra , Graphics and Visualization , Mathematics , Wolfram Language
2
REPLIES
12K
VIEWS

Make a graph with a base surface plot and a rectangular region?

QUESTION FROM: Anders Khaykin | 9 years ago BY: Anonymous User
Graphics and Visualization , Mathematics , Wolfram Language
3
REPLIES
8.5K
VIEWS

Expound on function BinarySearch[list,key, Function]?

QUESTION FROM: Gerald Kamin | 9 years ago BY: Daniel Lichtblau
Discrete Mathematics , Equation Solving , Optimization , ...
2
REPLIES
6.9K
VIEWS

Wolfram|Alpha's Turing machine enumeration?

QUESTION FROM: Serj 1495 | 9 years ago BY: Vitaliy Kaurov
Computational Systems , Computer Science , Mathematics , ...
1
REPLIES
9.9K
VIEWS

[?] Indicate to W|A that variables are dependent, rather than independent?

QUESTION FROM: Robert Dinah | 9 years ago BY: Bill Simpson
Calculus , Mathematics , Wolfram|Alpha , Wolfram Language
5
REPLIES
7.1K
VIEWS

Populate subscripts in homotopy analysis of equation of motion?

QUESTION FROM: Christopher Reyes | 9 years ago
Engineering , Mathematics , Physics , Wolfram Language
0
REPLIES
3.8K
VIEWS

Solve this hydrodynamic stability problem?

QUESTION FROM: ROBIN BHARDWAJ | 9 years ago
Equation Solving , Mathematics , Numerical Computation , ...
0
REPLIES
3.2K
VIEWS

[?] Solve the following inequality?

QUESTION FROM: Raivat Shah | 9 years ago BY: Raivat Shah
Equation Solving , Graphics and Visualization , Mathematics , ...
2
REPLIES
5.6K
VIEWS

[?] Use NestWhile using a function with 2 arguments one sets parameters?

QUESTION FROM: Robert Curl | 9 years ago BY: Bill Simpson
Economics , Mathematics , Modeling , Wolfram Language
4
REPLIES
12.2K
VIEWS
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