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Symbolic computations in calculus, linear algebra, statistics, finance...

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Use Solve with a condition of a limit x is much less than D?

QUESTION FROM: Adam Szewczyk | 8 years ago BY: Daniel Lichtblau
Equation Solving , Mathematics , Symbolic Computations , ...
9
REPLIES
318K
VIEWS

Keep only positive and real solutions from Solve?

QUESTION FROM: Fredrik Erling | 3 years ago BY: Phani Sanagavarapu
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
5
REPLIES
42.2K
VIEWS

Solve a system of equations?

QUESTION FROM: Alex Token | 8 years ago BY: Updating Name
Equation Solving , Mathematics , Symbolic Computations , ...
3
REPLIES
35.2K
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
33K
VIEWS

Applying Norm[ ] to the trig identity Sin^2 + Cos^2 = 1?

QUESTION FROM: Mitchell Sandlin | 6 years ago BY: do chris
Mathematics , Symbolic Computations , Wolfram Language
17
REPLIES
29.7K
VIEWS

Given an exact formula get probability distribution with matching PDF?

QUESTION FROM: Seth Chandler | 10 years ago BY: Emerson Willard
Data Science , Machine Learning , Statistics and Probability , ...
10
REPLIES
28.4K
VIEWS

Step-by-step solutions of indefinite integral?

QUESTION FROM: Gennaro Arguzzi | 8 years ago BY: EDITORIAL BOARD
Calculus , Equation Solving , Mathematics , Symbolic Computations , ...
5
REPLIES
24.4K
VIEWS

Assume real values of an enxpression while using Simplify or FullSimplify?

QUESTION FROM: Jan Redwi?ski | 9 years ago BY: Jan Redwi?ski
Mathematics , Symbolic Computations , Wolfram Language
4
REPLIES
24K
VIEWS

Get step-by-step solutions with Wolfram|Alpha Pro?

QUESTION FROM: Grant Larsen | 8 years ago BY: Grant Larsen
Calculus , Mathematics , Symbolic Computations , Wolfram|Alpha , ...
2
REPLIES
23K
VIEWS

[JOB] Earn income creating a Mathematica notebook

QUESTION FROM: Richard Gaylord | 3 years ago BY: Luis Felipe Massena Misiec
Authoring and Publishing , Jobs & More Exchange , Mathematics , ...
3
REPLIES
22.6K
VIEWS

Convert simple Python code to Wolfram language?

QUESTION FROM: ismail ali | 5 years ago BY: ismail ali
External Programs and Systems , Mathematica , Symbolic Computations , ...
7
REPLIES
22.5K
VIEWS

Solve analytically the following partial differential equations (PDE's)?

QUESTION FROM: Mirza Farrukh Baig | 1 year ago BY: Tom Water
Calculus , Equation Solving , Mathematics , Symbolic Computations , ...
25
REPLIES
21.6K
VIEWS

Concatenate a string with a variable?

QUESTION FROM: Herbert Swan | 9 years ago BY: Vitaliy Kaurov
Graphics and Visualization , Symbolic Computations , Wolfram Language
3
REPLIES
21.2K
VIEWS

Get the Real part of a complex function with ComplexExpand and Re?

QUESTION FROM: Daniel Voloshin | 7 years ago BY: Hans Milton
Calculus , Equation Solving , Mathematics , Symbolic Computations , ...
3
REPLIES
19.9K
VIEWS

Compute the eigenvalues and eigenvectors of a matrix?

QUESTION FROM: John Thress | 7 years ago BY: Hans Dolhaine
Equation Solving , Mathematics , Symbolic Computations , ...
11
REPLIES
19.9K
VIEWS

DSolve does not solve this

QUESTION FROM: Casper YC | 11 years ago BY: Casper YC
Calculus , Equation Solving , Mathematica , Symbolic Computations
7
REPLIES
19.6K
VIEWS

Solving a system of equations with inequalities

QUESTION FROM: Cédric Cavents | 9 years ago BY: Cédric Cavents
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
2
REPLIES
19.6K
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

[?] Use Solve to get an integer solution?

QUESTION FROM: Ray Lawicki | 8 years ago BY: Ray Lawicki
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
8
REPLIES
17.3K
VIEWS

Why does FullSimplify not recognize this function evaluates to zero?

QUESTION FROM: Philip Blanco | 8 years ago BY: Michael Rogers
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
7
REPLIES
17K
VIEWS

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

Integrate a bessel function?

QUESTION FROM: Monir Hasan | 8 years ago BY: Updating Name
Calculus , Equation Solving , Mathematics , Symbolic Computations , ...
4
REPLIES
16.8K
VIEWS

[Numberphile] James ❤️ A Card Trick Simulation

QUESTION FROM: Shenghui Yang | 6 years ago BY: Sander Huisman
Staff Picks , Computer-Based Maths , Dynamic Interactivity , ...
5
REPLIES
16.6K
VIEWS

How to treat Rule as an equality/equation

QUESTION FROM: Usman Rauf | 12 years ago BY: Usman Rauf
Symbolic Computations , Wolfram Language
5
REPLIES
16.5K
VIEWS

[?] Solve this system of equations with some assumptions?

QUESTION FROM: Joe Ford | 7 years ago BY: Daniel Lichtblau
Equation Solving , Mathematics , Physics , Symbolic Computations , ...
3
REPLIES
16.4K
VIEWS

Is there a way to apply a function to each element of a matrix?

QUESTION FROM: Keith Osborne | 11 years ago BY: Szabolcs Horvát
Mathematica , Symbolic Computations , Wolfram Language
5
REPLIES
15.9K
VIEWS

Avoid message "Equations may not give solutions for all "solve" variables"?

QUESTION FROM: Simon CC | 9 years ago BY: Udo Krause
Equation Solving , Mathematics , Symbolic Computations , ...
3
REPLIES
15.9K
VIEWS

How can a Boolean representation be displayed as symbolic algebra?

QUESTION FROM: Steve M | 12 years ago BY: Malte Lenz
Algebra , Engineering , Logic and Boolean Algebra , Mathematica , ...
5
REPLIES
15.3K
VIEWS

[?] Solve the Kronig Penney model determinant?

QUESTION FROM: John Tiessen | 5 years ago BY: Dan Lawrence
Equation Solving , Mathematics , Physics , Symbolic Computations , ...
8
REPLIES
14.9K
VIEWS

[WSS18] A Calculus for Infinite Lists

QUESTION FROM: Luis Antonio Vasquez Reina | 6 years ago BY: Eric Parfitt
Staff Picks , Calculus , Graphics and Visualization , ...
6
REPLIES
14.7K
VIEWS

Issue with automated function definitions

QUESTION FROM: John Strauss | 6 years ago BY: Gianluca Gorni
Symbolic Computations , Tuning and Debugging , Wolfram Language
9
REPLIES
14.7K
VIEWS

Solve for best teams?

QUESTION FROM: Peter Parker | 8 years ago BY: EDITORIAL BOARD
Calculus , Computational Systems , Discrete Mathematics , ...
14
REPLIES
14.6K
VIEWS

Step-by-step solutions of differential equations

QUESTION FROM: Gennaro Arguzzi | 9 years ago BY: Gennaro Arguzzi
Calculus , Mathematics , Symbolic Computations , Wolfram|Alpha , ...
2
REPLIES
14.2K
VIEWS

Need some help to make this rule work in Mathematica

QUESTION FROM: Todor Latev | 12 years ago BY: Todor Latev
Mathematica , Symbolic Computations , Wolfram Language
8
REPLIES
14.1K
VIEWS

Solve 2D Wave equation with DSolve?

QUESTION FROM: till johann | 9 years ago BY: till johann
Equation Solving , Mathematics , Symbolic Computations , ...
13
REPLIES
13.9K
VIEWS

Reproduce standard letter-frequencies in English language?

QUESTION FROM: Vitaliy Kaurov | 9 years ago BY: Marco Thiel
Computational Linguistics , Curated Data , Data Science , ...
9
REPLIES
13.9K
VIEWS

How can I parse a string to produce a superscript?

QUESTION FROM: T Saab | 10 years ago BY: T Saab
Computational Linguistics , Symbolic Computations , Wolfram Language
4
REPLIES
13.8K
VIEWS

How to use Reduce to find com

QUESTION FROM: Omer Tzuk | 10 years ago BY: Nasser M. Abbasi
Algebra , Calculus , Mathematica , Mathematics , Physics , ...
3
REPLIES
13.8K
VIEWS

Solving system of equations gives empty output, but gives result when reduced

QUESTION FROM: Panron Ryan | 1 year ago BY: Gianluca Gorni
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
6
REPLIES
13.8K
VIEWS

Calculate Mittag Leffler function Laplace transforms?

QUESTION FROM: Lorenzo Torricelli | 5 years ago BY: florin. Avram
Calculus , Mathematics , Symbolic Computations , Wolfram Language
4
REPLIES
13.8K
VIEWS

Understand colors of variables in Wolfram Language?

QUESTION FROM: Sreeraj T | 8 years ago BY: Sreeraj T
Symbolic Computations , Wolfram Language
3
REPLIES
13.8K
VIEWS

Why does BlankSequence matching sometimes fail in Mathematica 10?

QUESTION FROM: Elaine Kant | 10 years ago BY: Daniel Lichtblau
Mathematica , Symbolic Computations , Wolfram Language
5
REPLIES
13.6K
VIEWS

Solve this Trigonometric system of equations?

QUESTION FROM: Muhammad Afzal | 9 years ago BY: Gianluca Gorni
Equation Solving , Mathematics , Symbolic Computations , ...
7
REPLIES
13.6K
VIEWS

How to write equations in wolfram?

QUESTION FROM: Alon Vasago | 11 years ago BY: Tigran Aivazian
Algebra , Equation Solving , Mathematica , Optimization , ...
9
REPLIES
13.6K
VIEWS

Calculate the sum of an infinite series?

QUESTION FROM: Valeriu Ungureanu | 9 years ago BY: Sander Huisman
Calculus , Mathematics , Symbolic Computations , Wolfram Language
7
REPLIES
13.5K
VIEWS

Working with 4-vectors?

QUESTION FROM: Arny Toynbee | 8 years ago BY: Arny Toynbee
Mathematics , Physics , Symbolic Computations , Wolfram Language
2
REPLIES
13.4K
VIEWS

Dirac Delta function - as a solution to Modified Helmholtz equation

QUESTION FROM: Sai Guruprasad Jakkala | 10 years ago BY: S M Blinder
Calculus , Education , Engineering , Equation Solving , Mathematica , ...
4
REPLIES
13.2K
VIEWS

[?] Dataset manipulation

QUESTION FROM: Martin Currie | 8 years ago BY: Eric Laarz
Data Science , Symbolic Computations , Wolfram Language
5
REPLIES
13.1K
VIEWS

EDITED:same computation gives different results

QUESTION FROM: Mike Luntz | 10 years ago BY: Daniel Lichtblau
Numerical Computation , Symbolic Computations , Wolfram Language
7
REPLIES
13.1K
VIEWS

Simplification of expression with complex variables

QUESTION FROM: Rodion Stepanov | 12 years ago BY: Rodion Stepanov
Algebra , Calculus , Mathematica , Mathematics , Symbolic Computations
3
REPLIES
13.1K
VIEWS

Integration error: "Invalid integration variable or limit(s)"

QUESTION FROM: Alex B | 4 years ago BY: Alex B
Calculus , Mathematics , Symbolic Computations , Wolfram Language
4
REPLIES
13K
VIEWS

Derivative wrt to a vector?

QUESTION FROM: Jeroen Geeraert | 9 years ago BY: Hans Dolhaine
Calculus , Equation Solving , Mathematics , Symbolic Computations , ...
7
REPLIES
13K
VIEWS

Solve this integral and then plot it?

QUESTION FROM: Muhammad Afzal | 9 years ago BY: Louis Godwin
Calculus , Graphics and Visualization , Mathematics , ...
3
REPLIES
12.9K
VIEWS

Write If-Else Statements using a Module?

QUESTION FROM: Alicia Young | 9 years ago BY: Bianca Eifert
Logic and Boolean Algebra , Symbolic Computations , Wolfram Language
9
REPLIES
12.9K
VIEWS

Calculate a hessian matrix?

QUESTION FROM: jack gredart | 8 years ago BY: Chad Knutson
Algebra , Calculus , Mathematics , Symbolic Computations , ...
12
REPLIES
12.8K
VIEWS

Solve an elementary quadratic equation?

QUESTION FROM: Valeriu Ungureanu | 8 years ago BY: Valeriu Ungureanu
Algebra , Education , Equation Solving , Mathematics , ...
10
REPLIES
12.8K
VIEWS

Solve Redox equation with inexact coefficients, Solve[Log10[f(x)]]?

QUESTION FROM: Jonas N. | 9 years ago BY: Jonas N.
Algebra , Chemistry , Equation Solving , Mathematics , ...
9
REPLIES
12.8K
VIEWS

Determine branch cuts of say log[Z^3]?

QUESTION FROM: Patrick Rose | 9 years ago BY: Mariusz Iwaniuk
Mathematics , Symbolic Computations , Wolfram Language
11
REPLIES
12.7K
VIEWS

[?] Integrate a given symbolic limit of integration?

QUESTION FROM: Aidan Droogan | 8 years ago BY: Daniel Lichtblau
Calculus , Mathematics , Symbolic Computations , Wolfram Language
4
REPLIES
12.4K
VIEWS

Sort pairs that add up to a perfect square?

QUESTION FROM: Ashley Louk | 9 years ago BY: Sander Huisman
Discrete Mathematics , Mathematics , Symbolic Computations , ...
17
REPLIES
12.3K
VIEWS

Integration involving vectors?

QUESTION FROM: Arny Toynbee | 8 years ago BY: Arny Toynbee
Calculus , Mathematics , Numerical Computation , Physics , ...
13
REPLIES
12.2K
VIEWS

Show steps in a calculation using Wolfram Mathematica 11?

QUESTION FROM: Hamza Hboub | 7 years ago BY: Daniel Lichtblau
Calculus , Mathematics , Symbolic Computations , Wolfram Language
2
REPLIES
11.9K
VIEWS

Fix this economy model?

QUESTION FROM: philipp.sas Scneider | 9 years ago BY: philipp.sas Scneider
Economics , Graphics and Visualization , Modeling , ...
4
REPLIES
11.8K
VIEWS

Find the root of a function with two variables?

QUESTION FROM: KA KAM CHEN | 8 years ago BY: KA KAM CHEN
Calculus , Equation Solving , Mathematics , Symbolic Computations , ...
3
REPLIES
11.8K
VIEWS

Nonlinear pdes system / boundary condition at infinity

QUESTION FROM: mario beraha | 10 years ago BY: Kay Herbert
Biological Sciences , Calculus , Computational Systems , ...
3
REPLIES
11.8K
VIEWS

Asking Wolfram|Alpha to find particular solution with boundary conditions?

QUESTION FROM: Jeremiah Towe | 9 years ago BY: Louis Godwin
Equation Solving , Mathematics , Symbolic Computations , Wolfram|Alpha
2
REPLIES
11.5K
VIEWS

How to use the Replace Command

QUESTION FROM: ANH MONG | 10 years ago BY: Udo Krause
Symbolic Computations , Wolfram Language
10
REPLIES
11.5K
VIEWS

Map/Apply over a list with optional arguments

QUESTION FROM: Casper YC | 11 years ago BY: Bruce Miller
Mathematica , Symbolic Computations , Wolfram Language
3
REPLIES
11.4K
VIEWS

Solve analytically 1D transport equation?

QUESTION FROM: Natash A | 6 years ago BY: Tim Laska
Chemistry , Equation Solving , Mathematics , Symbolic Computations , ...
11
REPLIES
11.4K
VIEWS

Does DSolve work with Piecewise boundary conditions?

QUESTION FROM: Jose Calderon | 12 years ago BY: Sam Carrettie
Calculus , Mathematica , Symbolic Computations
3
REPLIES
11.4K
VIEWS

Solve an integer programming problem with LinearProgramming?

QUESTION FROM: João Janela | 9 years ago BY: Frank Kampas
Equation Solving , Optimization , Mathematics , ...
10
REPLIES
11.4K
VIEWS

Solve a system of recurrence relations?

QUESTION FROM: Richard Low | 9 years ago BY: Mariusz Iwaniuk
Discrete Mathematics , Equation Solving , Mathematics , ...
13
REPLIES
11.3K
VIEWS

[?] Select specific values from Solve function?

QUESTION FROM: Robert Poenaru | 8 years ago BY: Valeriu Ungureanu
Equation Solving , Mathematics , Symbolic Computations , ...
4
REPLIES
11.3K
VIEWS

Determine the equilibrium points of a predator-prey model?

QUESTION FROM: Jopaul Karriyathi | 9 years ago BY: Marco Thiel
Equation Solving , Mathematics , Physics , Symbolic Computations , ...
6
REPLIES
11.3K
VIEWS

Problems with Assumptions for Integrate and Reduce

QUESTION FROM: Paul Reiser | 11 years ago BY: Paul Reiser
Algebra , Calculus , Symbolic Computations , Wolfram Language
6
REPLIES
11.2K
VIEWS

$Jy'' + y' -c/y=0$ analytic solution of differential equation

QUESTION FROM: ash ash | 8 years ago BY: Ivan Siahlo
Calculus , Equation Solving , Mathematics , Symbolic Computations , ...
2
REPLIES
11.2K
VIEWS

Label curves on the graph with their mathematical expression?

QUESTION FROM: Brandon Davis | 9 years ago BY: Hans Milton
Graphics and Visualization , Mathematics , Symbolic Computations , ...
4
REPLIES
11.2K
VIEWS

Learning to program in the Wolfram Language: where to start?

QUESTION FROM: Andre Munro | 12 years ago BY: Szabolcs Horvát
Symbolic Computations , Wolfram|Alpha , Wolfram Language
5
REPLIES
11.2K
VIEWS

Evaluation within If or Which

QUESTION FROM: Alain RIWAN | 9 years ago BY: Eric Rimbey
Symbolic Computations , Wolfram Language
10
REPLIES
11.1K
VIEWS

Calculate double integrals in Polar Coordinates?

QUESTION FROM: Mitchell Sandlin | 9 years ago BY: Sander Huisman
Calculus , Mathematics , Symbolic Computations , Wolfram Language
1
REPLIES
10.9K
VIEWS

[?] Understand how to set global Assumptions?

QUESTION FROM: Michael Fischer | 6 years ago BY: Michael Fischer
Mathematics , Symbolic Computations , Wolfram Language
4
REPLIES
10.9K
VIEWS

Calculate the following integral with assumptions?

QUESTION FROM: Arny Toynbee | 8 years ago BY: Arny Toynbee
Mathematics , Physics , Symbolic Computations , Wolfram Language
5
REPLIES
10.8K
VIEWS

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

QUESTION FROM: Stephan Foley | 8 years ago BY: Bill Simpson
Equation Solving , Mathematics , Symbolic Computations , ...
3
REPLIES
10.7K
VIEWS

Check the following mathematical statement with W|A?

QUESTION FROM: Just Bucket | 8 years ago BY: Shujie CHEN
Mathematics , Symbolic Computations , Wolfram|Alpha
3
REPLIES
10.7K
VIEWS

Using an image as a variable for integrating

QUESTION FROM: Daniel Solis | 11 years ago BY: Itai Seggev
Calculus , Education , Mathematica , Symbolic Computations , ...
8
REPLIES
10.7K
VIEWS

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

QUESTION FROM: Anonymous User | 8 years ago BY: Claude Mante
Algebra , Graphics and Visualization , Mathematics , ...
5
REPLIES
10.6K
VIEWS

How to check expressions for symbolic equality?

QUESTION FROM: W T | 2 years ago BY: Eric Rimbey
Mathematics , Symbolic Computations , Wolfram|Alpha , Wolfram Language
8
REPLIES
10.6K
VIEWS

How to Identify and Extract Foreign Character Strings?

QUESTION FROM: Caitlin Ramsey | 10 years ago
Computational Systems , Computer Science , Data Science , ...
0
REPLIES
10.5K
VIEWS

Why the following expression of a logarithm of a product is not True?

QUESTION FROM: Mark Tuttle | 9 years ago BY: Mark Tuttle
Algebra , Mathematics , Symbolic Computations , Wolfram Language
2
REPLIES
10.5K
VIEWS

Would someone take a moment (Integrate hang)

QUESTION FROM: Bill Simpson | 12 years ago BY: Bruce Miller
Mathematica , Symbolic Computations , Tuning and Debugging , ...
3
REPLIES
10.4K
VIEWS

Fundamental question about symbolic capabilities of Wolfram Language

QUESTION FROM: Atriya Sen | 10 years ago BY: Atriya Sen
Mathematics , Physics , Symbolic Computations , Wolfram Language
12
REPLIES
10.4K
VIEWS

[?] Integrate a piecewise function?

QUESTION FROM: Arm Mo | 7 years ago BY: Arm Mo
Calculus , Mathematics , Symbolic Computations , Wolfram Language
2
REPLIES
10.4K
VIEWS

Solve over Domains

QUESTION FROM: Sandu Ursu | 8 years ago BY: Gianluca Gorni
Algebra , Equation Solving , Symbolic Computations , Wolfram Language
6
REPLIES
10.4K
VIEWS

Summation of a Summation

QUESTION FROM: Kevin Cloutier | 9 years ago BY: Kevin Cloutier
Algebra , Discrete Mathematics , Symbolic Computations , ...
4
REPLIES
10.4K
VIEWS

"Wolfram|Alpha doesn't know how to interpret your input" by ComposeSeries

QUESTION FROM: A A | 10 years ago BY: Sean Clarke
Mathematics , Symbolic Computations , Wolfram|Alpha , Wolfram Language
1
REPLIES
10.3K
VIEWS

Improve speed while using Simplify[ ]?

QUESTION FROM: Xiaoxu Zhong | 8 years ago BY: Updating Name
Algebra , High-Performance Computing , Mathematics , ...
3
REPLIES
10.3K
VIEWS

[?] Simplify the logarithm of a sum: Log[a+b]?

QUESTION FROM: Alberto Silva Ariano | 8 years ago BY: Sander Huisman
Algebra , Mathematics , Symbolic Computations , Wolfram Language
2
REPLIES
10.3K
VIEWS

Determine correct expression? (A / B)^(1/3) vs. A^(1/3)/B^(1/3)

QUESTION FROM: Jordan Beck | 9 years ago BY: Jordan Beck
Mathematics , Symbolic Computations , Wolfram Language
4
REPLIES
10.2K
VIEWS

Symbolic linearization of Modelica model

QUESTION FROM: Gilles PLESSIS | 11 years ago BY: Gilles PLESSIS
Control Systems , Mathematica , Modeling , Symbolic Computations , ...
2
REPLIES
10.2K
VIEWS

Solve a system of equations and avoid calculations without response?

QUESTION FROM: Dmitry Chebotarev | 6 years ago BY: Dmitry Chebotarev
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
8
REPLIES
10.2K
VIEWS
1
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