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

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[?] Substitute indeterminate depending on degree?

QUESTION FROM: Manuele Leonelli | 8 years ago BY: Chi-Hsiang Wang
Mathematics , Symbolic Computations , Wolfram Language
1
REPLIES
5.3K
VIEWS

[?] Replace term in another term by a variable?

QUESTION FROM: Georg Koppensteiner | 8 years ago BY: Georg Koppensteiner
Equation Solving , Mathematics , Symbolic Computations , ...
2
REPLIES
4.5K
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

[Code-Sharing] Defining symbolic Reals, Tensors, Vectors and Scalars

CONTRIBUTED BY: Thales Fernandes | 8 years ago
Algebra , Computer Science , Mathematics , Symbolic Computations , ...
0
REPLIES
3.4K
VIEWS

[?] Simplify InverseZTransform output?

QUESTION FROM: K M | 8 years ago BY: K M
Equation Solving , Mathematics , Signal Processing , ...
2
REPLIES
6.8K
VIEWS

[FEATURE] Zero out (or replace) the diagonal of a matrix

CONTRIBUTED BY: Szabolcs Horvát | 8 years ago BY: Szabolcs Horvát
Algebra , Mathematics , Symbolic Computations , Wolfram Language
20
REPLIES
25.5K
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
23.1K
VIEWS

Solve large equation with parameters?

QUESTION FROM: Alex Yakubovich | 8 years ago BY: Daniel Lichtblau
Equation Solving , Mathematics , Symbolic Computations , ...
1
REPLIES
5.8K
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

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

[?] Solve equation system with more variables than equations?

QUESTION FROM: Filip Joneus | 8 years ago BY: Filip Joneus
Equation Solving , Mathematics , Symbolic Computations , ...
4
REPLIES
8.3K
VIEWS

Performance tuning in Wolfram Language

CONTRIBUTED BY: Leonid Shifrin | 8 years ago BY: Leonid Shifrin
Staff Picks , Know-How , Numerical Computation , ...
4
REPLIES
19.4K
VIEWS

Use 'Distribute' on large polynomial expression without simplifying?

QUESTION FROM: Abraham Varghese | 8 years ago
Discrete Mathematics , Mathematics , Symbolic Computations , ...
0
REPLIES
3.2K
VIEWS

Code puzzles: turning docs into educational games

CONTRIBUTED BY: Vitaliy Kaurov | 8 years ago BY: Vitaliy Kaurov
Staff Picks , Computational Linguistics , Education , ...
11
REPLIES
28.9K
VIEWS

Blanagrams

CONTRIBUTED BY: Paul Wellin | 8 years ago BY: Christopher Wolfram
Staff Picks , Computational Humanities , Computational Linguistics , ...
2
REPLIES
24.9K
VIEWS

[?] Dataset manipulation

QUESTION FROM: Martin Currie | 8 years ago BY: Eric Laarz
Data Science , Symbolic Computations , Wolfram Language
5
REPLIES
13.2K
VIEWS

East Coast Computer Algebra Day coming to Champaign

CONTRIBUTED BY: Daniel Lichtblau | 8 years ago
Education , Events & Media , Mathematics , Symbolic Computations
0
REPLIES
3.2K
VIEWS

Solve second order differential equations with DSolve?

QUESTION FROM: ugo gorini | 8 years ago BY: ugo gorini
Algebra , Calculus , Equation Solving , Mathematics , ...
2
REPLIES
8.8K
VIEWS

How to solve Pythagorean Formula with Quantity Variables?

QUESTION FROM: Alexander Radchenko | 8 years ago
Equation Solving , Mathematics , Symbolic Computations , Units , ...
0
REPLIES
4K
VIEWS

Solve l^2+t^2 v^2==c^2 t^2 for t ?

QUESTION FROM: Alexander Radchenko | 8 years ago
Equation Solving , Mathematics , Physics , Symbolic Computations , ...
0
REPLIES
3.2K
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

Solve a simple equation with Reduce[ ]?

QUESTION FROM: Mattias A | 8 years ago BY: Bill Simpson
Equation Solving , Mathematics , Symbolic Computations , ...
2
REPLIES
4.8K
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

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 this equation?

QUESTION FROM: Anonymous User | 8 years ago BY: Anonymous User
Equation Solving , Mathematics , Symbolic Computations , ...
2
REPLIES
3.9K
VIEWS

FullSimplify[ArcCos[x]+I ArcCosh[x]]

QUESTION FROM: Alex Papkov | 8 years ago BY: Alex Papkov
Mathematics , Symbolic Computations , Wolfram Language
3
REPLIES
4.7K
VIEWS

Iterate a variable n as a levelspec in Replace ?

QUESTION FROM: Math Logic | 8 years ago BY: Updating Name
Symbolic Computations , Wolfram Language
8
REPLIES
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

Number items in a list of lists, Functional programming alternative?

QUESTION FROM: Robert McHugh | 8 years ago BY: Robert McHugh
Symbolic Computations , Wolfram Language
3
REPLIES
6.1K
VIEWS

Write such functions in Wolfram|Alpha?

QUESTION FROM: Piotr Koller | 8 years ago BY: Piotr Koller
Mathematics , Symbolic Computations , Wolfram|Alpha
2
REPLIES
9.8K
VIEWS

Work with patterns using Cases to filter data?

QUESTION FROM: Jean Guy Lussier | 8 years ago BY: Neil Singer
Data Science , Symbolic Computations , Wolfram Language
12
REPLIES
6.1K
VIEWS

Solve this equation?

QUESTION FROM: Anonymous User | 8 years ago BY: Anonymous User
Equation Solving , Mathematics , Symbolic Computations , ...
9
REPLIES
4.6K
VIEWS

Calculate the following products with W|A app on a phone device?

QUESTION FROM: Patrik Horvath | 8 years ago BY: Daniel Lichtblau
Algebra , Mathematics , Symbolic Computations , Wolfram|Alpha , ...
1
REPLIES
8.2K
VIEWS

Solve this system of two equations?

QUESTION FROM: Anonymous User | 8 years ago BY: Anonymous User
Equation Solving , Mathematics , Symbolic Computations , ...
4
REPLIES
7.8K
VIEWS

Solve a linear system M x = S ?

QUESTION FROM: Francesco Ciardiello | 8 years ago BY: Daniel Lichtblau
Algebra , Calculus , Equation Solving , Symbolic Computations , ...
1
REPLIES
5.5K
VIEWS

Avoid issue in the function Series[] ?

QUESTION FROM: Ivan Siahlo | 8 years ago BY: Daniel Lichtblau
Calculus , Mathematics , Symbolic Computations , Wolfram Language
2
REPLIES
6.9K
VIEWS

Avoid RowReduce Error with swapped variable names?

QUESTION FROM: Dominik Luz | 8 years ago BY: Michael Rogers
Algebra , Equation Solving , Geometry , Mathematics , ...
10
REPLIES
9.9K
VIEWS

Solve this system of equations?

QUESTION FROM: Raymond Low | 8 years ago BY: Vitaliy Kaurov
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
1
REPLIES
6.9K
VIEWS

Assign result of derivation to a new function?

QUESTION FROM: Johannes Senzenberger | 8 years ago BY: Henrik Schachner
Algebra , Mathematics , Symbolic Computations , Wolfram Language
3
REPLIES
4.4K
VIEWS

Derivative of Gauss hypergeometric function ${}_{2}F_{1} (a,b,b+1,z)$

QUESTION FROM: Ita Atz | 8 years ago
Calculus , Mathematics , Symbolic Computations , Wolfram Language
0
REPLIES
3.2K
VIEWS

Calculate product of modified bessel functions of first kind & exponential?

QUESTION FROM: Sreeraj T | 8 years ago
Calculus , Equation Solving , Mathematics , Symbolic Computations , ...
0
REPLIES
3.2K
VIEWS

Get same answers using the Solve[] and the ArcCos[] commands?

QUESTION FROM: Mitchell Sandlin | 8 years ago BY: Mariusz Iwaniuk
Equation Solving , Mathematics , Symbolic Computations , ...
2
REPLIES
6.3K
VIEWS

LinearProgramming approach for "best teams" algorithm

CONTRIBUTED BY: Anton Antonov | 8 years ago BY: Peter Parker
Staff Picks , Calculus , Discrete Mathematics , Equation Solving , ...
12
REPLIES
21.2K
VIEWS

Calculate simple integral involving DiracDelta?

QUESTION FROM: Arny Toynbee | 8 years ago BY: Kay Herbert
Calculus , Mathematics , Physics , Symbolic Computations , ...
3
REPLIES
7.3K
VIEWS

Get back a symbolic answer from a function call?

QUESTION FROM: Janos Lobb | 8 years ago BY: Gianluca Gorni
Mathematics , Symbolic Computations , Wolfram Language
1
REPLIES
4.1K
VIEWS

Working with 4-vectors?

QUESTION FROM: Arny Toynbee | 8 years ago BY: Arny Toynbee
Mathematics , Physics , Symbolic Computations , Wolfram Language
2
REPLIES
13.5K
VIEWS

InverseLaplaceTransform[ArcTan[s], s, t]

QUESTION FROM: Mariano Gonzalez | 8 years ago BY: Mariusz Iwaniuk
Calculus , Mathematics , Symbolic Computations , Wolfram Language
3
REPLIES
9.2K
VIEWS

Solve this stubborn integration?

QUESTION FROM: Wissam Jassim | 8 years ago BY: Hiren Patel
Equation Solving , Mathematics , Symbolic Computations , ...
11
REPLIES
8.4K
VIEWS

Compute accurately Exp[x^2]*Erfc[x] in a wide range of x?

QUESTION FROM: Leslaw Bieniasz | 8 years ago BY: Mariusz Iwaniuk
Equation Solving , Mathematics , Symbolic Computations , ...
9
REPLIES
6.4K
VIEWS

Manipulate the solutions of an equation solved with Solve?

QUESTION FROM: Claudiu Hapenciuc | 8 years ago BY: Bill Simpson
Equation Solving , Mathematica , Symbolic Computations , ...
1
REPLIES
5.9K
VIEWS

Find an operator in a formula with Cases?

QUESTION FROM: l van Veen | 8 years ago BY: l van Veen
Mathematics , Symbolic Computations , Wolfram Language
2
REPLIES
4.9K
VIEWS

Zeroing-out polynomial terms?

QUESTION FROM: Bruce Colletti | 8 years ago BY: Bruce Colletti
Equation Solving , Mathematics , Symbolic Computations , ...
6
REPLIES
9.8K
VIEWS

Set options for Collect function in Wolfram Language?

QUESTION FROM: Guido Nierhauve | 8 years ago BY: Guido Nierhauve
Equation Solving , Mathematics , Symbolic Computations , ...
2
REPLIES
4.8K
VIEWS

Redefining boundary conditions in solving a difference equation?

QUESTION FROM: Jesse Sheinwald | 8 years ago
Equation Solving , Mathematics , Symbolic Computations , ...
0
REPLIES
3.7K
VIEWS

Why SortBy does not sort as expected with Sin, Cos, Exp functions?

QUESTION FROM: Danko Georgiev | 8 years ago BY: Sander Huisman
Mathematics , Symbolic Computations , Wolfram Language
2
REPLIES
4.3K
VIEWS

Heuristic package to denest radicals

CONTRIBUTED BY: Bill Gosper | 9 years ago BY: Bill Gosper
Staff Picks , Algebra , Computer-Based Maths , Computer Science , ...
4
REPLIES
20.7K
VIEWS

Sort a multilinear equation on its coefficients?

QUESTION FROM: Bruce Colletti | 9 years ago BY: Bruce Colletti
Algebra , Mathematics , Symbolic Computations , Wolfram Language
2
REPLIES
7.8K
VIEWS

Convert an expression into a list?

QUESTION FROM: Guido Nierhauve | 9 years ago BY: Hans Dolhaine
Equation Solving , Mathematics , Symbolic Computations , ...
2
REPLIES
6.2K
VIEWS

Analytically solving a large number of differential equations using DSolve?

QUESTION FROM: Lakshitha Chathuranga | 9 years ago BY: Frank Kampas
Calculus , Equation Solving , Mathematics , Symbolic Computations , ...
2
REPLIES
8.1K
VIEWS

A period function for anharmonic oscillations

CONTRIBUTED BY: Brad Klee | 9 years ago BY: Brad Klee
Staff Picks , Astronomy , Mathematics , Physics , ...
4
REPLIES
15.3K
VIEWS

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

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

Simplify long but easy inequality?

QUESTION FROM: Cl Ag | 9 years ago BY: Cl Ag
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
2
REPLIES
5.7K
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

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

Delete all odd exponents?

QUESTION FROM: Mike Luntz | 9 years ago BY: massimo fazio
Mathematics , Symbolic Computations , Wolfram Language
4
REPLIES
8.1K
VIEWS

Solve Lagrange-Function under specific constraints?

QUESTION FROM: M. S. | 9 years ago BY: Neil Singer
Business Analytics , Economics , Equation Solving , Mathematics , ...
1
REPLIES
9.2K
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

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

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

Eliminate produced redundant equations?

QUESTION FROM: Daniel Huber | 9 years ago BY: Daniel Huber
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
18
REPLIES
7.3K
VIEWS

Obtain (faster) conditions from inequalities?

QUESTION FROM: P D | 9 years ago BY: EDITORIAL BOARD
Equation Solving , Mathematics , Symbolic Computations , ...
1
REPLIES
3.5K
VIEWS

Find the x & y co-ordinates symbolically from slope & area?

QUESTION FROM: Lea Rebanks | 9 years ago BY: Lea Rebanks
Dynamic Interactivity , Graphics and Visualization , Optimization , ...
5
REPLIES
7.6K
VIEWS

Ways that combinators evaluate

CONTRIBUTED BY: Eric Parfitt | 9 years ago BY: EDITORIAL BOARD
Staff Picks , Computer Science , Graphics and Visualization , ...
1
REPLIES
13.4K
VIEWS

Solve inhomogeneous Fredholm equations of the second kind?

QUESTION FROM: Valeriu Ungureanu | 9 years ago BY: Frank Kampas
Equation Solving , Mathematics , Symbolic Computations , ...
1
REPLIES
5.3K
VIEWS

Fix code that does RSA decryption?

QUESTION FROM: Jens Burkhart | 9 years ago BY: Neil Singer
Calculus , Computer Science , Discrete Mathematics , Mathematics , ...
3
REPLIES
5.2K
VIEWS

Find condition which leads to matrix rank two?

QUESTION FROM: Martin Friedrich | 9 years ago BY: Frank Kampas
Equation Solving , Mathematics , Symbolic Computations , ...
3
REPLIES
5.6K
VIEWS

Improve this code that uses Nested MapThread and Map?

QUESTION FROM: Jeff Burns | 9 years ago BY: Jeff Burns
Symbolic Computations , Wolfram Language
6
REPLIES
6.4K
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

Set a condition, j<k, for a system of equations in Wolfram Language?

QUESTION FROM: Robin Stöhr | 9 years ago BY: Valeriu Ungureanu
Equation Solving , Mathematics , Symbolic Computations , ...
3
REPLIES
5K
VIEWS

What are the restrictions on Solve for complex variables?

QUESTION FROM: Frank Kampas | 9 years ago BY: Frank Kampas
Equation Solving , Mathematics , Symbolic Computations , ...
2
REPLIES
4.3K
VIEWS

Transform a list of Rules into a list of Values?

QUESTION FROM: Valeriu Ungureanu | 9 years ago BY: Valeriu Ungureanu
Computer Science , Symbolic Computations , Wolfram Language
9
REPLIES
7.2K
VIEWS

Convert a grid of lists to a grid of strings?

QUESTION FROM: Arthur Hill | 9 years ago BY: Sander Huisman
Symbolic Computations , Wolfram Language
4
REPLIES
9.6K
VIEWS

Store variable in each step?

QUESTION FROM: Mohsen Rezaee | 9 years ago BY: Mohsen Rezaee
Symbolic Computations , Wolfram Language
4
REPLIES
9.1K
VIEWS

Calculate Exp[2*n* Pi*I] treating n as Integer?

QUESTION FROM: Javad Emami | 9 years ago BY: David Keith
Mathematics , Symbolic Computations , Wolfram Language
1
REPLIES
8.4K
VIEWS

[GIF] Cloud (Configuration space of pentagons)

CONTRIBUTED BY: Clayton Shonkwiler | 9 years ago BY: EDITORIAL BOARD
Staff Picks , Dynamic Interactivity , Equation Solving , Geometry , ...
1
REPLIES
15.4K
VIEWS

Avoid error while calculating an integral with Wolfram Language? W|A is ok

CONTRIBUTED BY: Camilo Ramirez | 9 years ago BY: Sander Huisman
Calculus , Equation Solving , Mathematics , Symbolic Computations , ...
3
REPLIES
5.3K
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

Calculate this Limit?

QUESTION FROM: Valeriu Ungureanu | 9 years ago BY: Gianluca Gorni
Calculus , Graphics and Visualization , Mathematics , ...
21
REPLIES
7K
VIEWS

Calculate the Det and the inverse of a Matrix?

QUESTION FROM: lrenzo greco | 9 years ago BY: Michael Helmle
Mathematics , Symbolic Computations , Wolfram Language
14
REPLIES
7.4K
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

Calculate the product of two radicals?

QUESTION FROM: Valeriu Ungureanu | 9 years ago BY: Valeriu Ungureanu
Algebra , Mathematics , Symbolic Computations , Wolfram Language
12
REPLIES
6.4K
VIEWS

Do logically defined integration limits work?

QUESTION FROM: Petre Logofatu | 9 years ago BY: Daniel Lichtblau
Calculus , Mathematics , Symbolic Computations , Wolfram Language
1
REPLIES
5.1K
VIEWS

Convert sum of Sin[] or Cos[] to product?

QUESTION FROM: Cesar Lozada | 9 years ago BY: Yehuda Ben-Shimol
Algebra , Mathematics , Symbolic Computations , Wolfram Language
1
REPLIES
7.1K
VIEWS

Interpret (...1...) and (...2...) in output of symbolic expression?

QUESTION FROM: Martin Fevre | 9 years ago BY: Sander Huisman
Mathematics , Symbolic Computations , User Interface , ...
3
REPLIES
4.2K
VIEWS

Is PolynomialExtendedGCD working properly?

QUESTION FROM: Yauhen Yakimenka | 9 years ago BY: Yauhen Yakimenka
Algebra , Mathematics , Symbolic Computations , Wolfram Language
2
REPLIES
4.2K
VIEWS

ContourPlot: explicit vs variable-defined from of equations

QUESTION FROM: Mutatis Mutandis | 9 years ago BY: Mutatis Mutandis
Algebra , Graphics and Visualization , Mathematics , ...
3
REPLIES
6.1K
VIEWS

Which pattern groups these sublists together?

QUESTION FROM: Ali Hashmi | 9 years ago BY: Neil Singer
Symbolic Computations , Wolfram Language
2
REPLIES
5.1K
VIEWS

Rewrite rule for the values of an Association?

QUESTION FROM: Peter Sjogren | 9 years ago BY: Sander Huisman
Symbolic Computations , Wolfram Language
9
REPLIES
6.6K
VIEWS

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

QUESTION FROM: Mutatis Mutandis | 9 years ago BY: Gianluca Gorni
Algebra , Mathematics , Symbolic Computations , Wolfram Language
7
REPLIES
6.2K
VIEWS

lookup result. (Equation Solving)

QUESTION FROM: Mutatis Mutandis | 9 years ago BY: Paul Cleary
Calculus , Equation Solving , Symbolic Computations , Wolfram Language
5
REPLIES
8.4K
VIEWS
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