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

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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
10.6K
VIEWS

Reduce rank of parametric matrix?

QUESTION FROM: sanaz ka | 9 years ago BY: sanaz ka
Mathematics , Symbolic Computations , Wolfram Language
2
REPLIES
3.7K
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
11.6K
VIEWS

Replace terms within a polynomial function with other terms?

QUESTION FROM: Syed Muhammad Hilmi Syed Anera | 9 years ago BY: Sander Huisman
Calculus , Equation Solving , Mathematics , Symbolic Computations , ...
2
REPLIES
6.5K
VIEWS

Calculate a big determinant of the matrix 6 * 6 ?

QUESTION FROM: Alexey Podchufarov | 9 years ago BY: Alexey Podchufarov
Calculus , Equation Solving , Mathematics , Symbolic Computations , ...
2
REPLIES
10.1K
VIEWS

Minimize and solve large equation?

QUESTION FROM: Karthik Balasubramanian | 9 years ago BY: Karthik Balasubramanian
Equation Solving , Mathematics , Symbolic Computations , ...
2
REPLIES
5.4K
VIEWS

Solve a system of equations with the Wolfram Language?

QUESTION FROM: Muhammad Afzal | 9 years ago BY: Muhammad Afzal
Equation Solving , Mathematics , Symbolic Computations , ...
2
REPLIES
5.9K
VIEWS

Calculate 6order parametric matrix eigenvalues?

QUESTION FROM: Giacomo Ferracuti | 9 years ago BY: Gianluca Gorni
Algebra , Calculus , Equation Solving , Mathematics , ...
2
REPLIES
5K
VIEWS

Normalize a Matrix / a list of lists?

QUESTION FROM: Daniel Sumner Magruder | 9 years ago BY: Daniel Sumner Magruder
Algebra , Mathematics , Symbolic Computations , Wolfram Language
2
REPLIES
8.5K
VIEWS

Find eigenvalues of a matrix?

QUESTION FROM: Ziane Mustapha | 9 years ago BY: Ziane Mustapha
Algebra , Mathematics , Symbolic Computations , Wolfram Language
2
REPLIES
5.8K
VIEWS

Get edited series expansions with the Wolfram Language?

QUESTION FROM: Jan Potocki | 9 years ago BY: Jan Potocki
Mathematics , Symbolic Computations , Wolfram Language
2
REPLIES
5.7K
VIEWS

Avoid error with a Clear[x]?

QUESTION FROM: Adrien Guyader | 9 years ago BY: Adrien Guyader
Calculus , Mathematics , Symbolic Computations , Wolfram Language
2
REPLIES
4.3K
VIEWS

Plotting an f'(x)?

QUESTION FROM: Adrien Guyader | 9 years ago BY: Adrien Guyader
Calculus , Graphics and Visualization , Mathematics , ...
2
REPLIES
4.1K
VIEWS

Define certain functions?

QUESTION FROM: Charlie S | 9 years ago BY: Benjamin Goodman
Mathematics , Symbolic Computations , Wolfram Language
2
REPLIES
7K
VIEWS

Solve a 2nd order ODE?

QUESTION FROM: Indigo King | 9 years ago BY: Bill Simpson
Calculus , Equation Solving , Mathematics , Symbolic Computations , ...
2
REPLIES
3.9K
VIEWS

Construct sparse matrix more efficiently?

QUESTION FROM: Milan Vicentijevic | 9 years ago BY: Milan Vicentijevic
Mathematics , Symbolic Computations , Wolfram Language
2
REPLIES
3.5K
VIEWS

Adding definitions to a function

QUESTION FROM: Andre Hautot | 9 years ago BY: Andre Hautot
Symbolic Computations , Wolfram Language
2
REPLIES
3.2K
VIEWS

Hold expression but Evaluate variable

QUESTION FROM: Mark Greenberg | 9 years ago BY: Mark Greenberg
Authoring and Publishing , Symbolic Computations , ...
2
REPLIES
7.7K
VIEWS

How are the complex roots ordered in the Root[] function ?

QUESTION FROM: Bob Ager | 9 years ago BY: Murray Eisenberg
Mathematics , Symbolic Computations , Wolfram Language
2
REPLIES
4K
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
19.7K
VIEWS

solve a problem with two equations and x[i+1]-x[i] , RecurrenceTable?

QUESTION FROM: Matthew Doyon | 9 years ago BY: Matthew Doyon
Equation Solving , Graphics and Visualization , Mathematics , ...
2
REPLIES
3.1K
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

Clearing symbols on the fly

QUESTION FROM: Carlos Felippa | 9 years ago BY: Carlos Felippa
Mathematics , Software Development , Symbolic Computations , ...
2
REPLIES
5.1K
VIEWS

factors in index form

QUESTION FROM: Ray Lawicki | 9 years ago BY: Ray Lawicki
Mathematics , Symbolic Computations , Wolfram Language
2
REPLIES
7.1K
VIEWS

Limits with symbols won't calculate

QUESTION FROM: Andreas Madsen | 9 years ago BY: Andreas Madsen
Calculus , Mathematica , Mathematics , Symbolic Computations
2
REPLIES
7.5K
VIEWS

How do you create a new operator such as ///. ?

QUESTION FROM: Eric Johnstone | 10 years ago BY: Eric Johnstone
Symbolic Computations , Wolfram Language
2
REPLIES
5.2K
VIEWS

Assuming[ci != 0, Sign[ci]^2==1]

QUESTION FROM: Tomáš Hruš | 10 years ago BY: Tomáš Hruš
Mathematics , Symbolic Computations , Wolfram Language
2
REPLIES
6.4K
VIEWS

How to integrate and plot equation below in short time?

QUESTION FROM: Ka Me | 10 years ago BY: Ka Me
Mathematics , Symbolic Computations , Wolfram Language
2
REPLIES
3.8K
VIEWS

Why the Mathematica Simplify can be so unstable?

QUESTION FROM: Chia-Cheng Tsai | 10 years ago BY: Chia-Cheng Tsai
Mathematica , Mathematics , Symbolic Computations
2
REPLIES
7K
VIEWS

How would I solve this equation?

QUESTION FROM: Xuinkr Bin | 10 years ago BY: Xuinkr Bin
Calculus , Equation Solving , Mathematica , Symbolic Computations
2
REPLIES
4.6K
VIEWS

local variables

QUESTION FROM: Frédéric DIDIER | 10 years ago BY: Frédéric DIDIER
Calculus , Computer Science , Mathematica , Mathematics , ...
2
REPLIES
6.6K
VIEWS

Integration and plotting of hypergeometric function

QUESTION FROM: Alex Szerszen | 10 years ago BY: Alex Szerszen
Mathematica , Mathematics , Mechanical Engineering , ...
2
REPLIES
9.6K
VIEWS

Running Solve on this equation leads nowhere..

QUESTION FROM: Omer Tzuk | 10 years ago BY: Omer Tzuk
Equation Solving , Mathematica , Symbolic Computations , ...
2
REPLIES
5.5K
VIEWS

How to Solve[] for a negative exponent?

QUESTION FROM: Greg | 10 years ago BY: Greg
Mathematica , Mathematics , Symbolic Computations , Wolfram Language
2
REPLIES
7.3K
VIEWS

Problem integrating a trigonometric function

QUESTION FROM: subhra datta | 10 years ago BY: Daniel Lichtblau
Calculus , Mathematica , Symbolic Computations , Wolfram Language
2
REPLIES
5K
VIEWS

Using Part to access a portion of an irregular array ...

QUESTION FROM: Mark Tuttle | 11 years ago BY: Mark Tuttle
Symbolic Computations
2
REPLIES
5.7K
VIEWS

Is it possible to remove terms dependent on a specific variable?

QUESTION FROM: inkwan Park | 11 years ago BY: inkwan Park
Symbolic Computations , Wolfram Language
2
REPLIES
10K
VIEWS

Why does Mathematica insist that a non-convergent series has limit?

QUESTION FROM: Marcin Ga??zka | 11 years ago BY: Jim Baldwin
Mathematica , Mathematics , Symbolic Computations
2
REPLIES
5.7K
VIEWS

Problem with an integral that produces a MeijerG function

QUESTION FROM: Bogdan Ganchev | 11 years ago BY: Bogdan Ganchev
Mathematica , Mathematics , Physics , Symbolic Computations
2
REPLIES
4.2K
VIEWS

Solving equations with multiple unique solutions

QUESTION FROM: Maya Greene | 11 years ago BY: Maya Greene
Equation Solving , Mathematica , Symbolic Computations
2
REPLIES
5.1K
VIEWS

Equivalent and TautologyQ won't(?) work with SameTest on Boolean Functions

QUESTION FROM: Mark Tuttle | 11 years ago BY: Mark Tuttle
Algebra , Logic and Boolean Algebra , Mathematica , ...
2
REPLIES
7.3K
VIEWS

How do I manipulate block matrices without naming individual elements?

QUESTION FROM: Nicholas Kitten | 11 years ago BY: Nicholas Kitten
Mathematics , Symbolic Computations , Wolfram Development Platform , ...
2
REPLIES
7.6K
VIEWS

Variable replacement in only parts of an expression

QUESTION FROM: Taushif Ahmed | 11 years ago BY: Frank Kampas
Mathematics , Symbolic Computations , Wolfram Language
2
REPLIES
3.3K
VIEWS

Variational method

QUESTION FROM: Anitha Ayyappan | 11 years ago BY: Sam Carrettie
Calculus , Mathematica , Symbolic Computations , Wolfram Language
2
REPLIES
4.6K
VIEWS

Using the output on ParametricNDSolve in a Piecewise function

QUESTION FROM: David Robert Grimes | 11 years ago BY: David Robert Grimes
Equation Solving , Mathematica , Mathematics , Physics , ...
2
REPLIES
8K
VIEWS

WolframAlpha: PDF(X+Y) where X and Y are iid Poisson(lambda)

QUESTION FROM: Jonathan Anderson | 11 years ago BY: Jonathan Anderson
Statistics and Probability , Symbolic Computations , Wolfram|Alpha
2
REPLIES
8K
VIEWS

Symbolic linearization of Modelica model

QUESTION FROM: Gilles PLESSIS | 11 years ago BY: Gilles PLESSIS
Control Systems , Mathematica , Modeling , Symbolic Computations , ...
2
REPLIES
10.3K
VIEWS

Get all parameters

QUESTION FROM: Casper YC | 11 years ago BY: Casper YC
Algebra , Mathematica , Symbolic Computations , Wolfram Language
2
REPLIES
4.3K
VIEWS

Decompose Expression into Segments

QUESTION FROM: Arvind Rajan | 11 years ago BY: Sam Carrettie
Algebra , Mathematica , Mathematics , Symbolic Computations
2
REPLIES
5.7K
VIEWS

Extract matrix from complicated symbolic vector

QUESTION FROM: Pascal Schulthess | 11 years ago BY: Pascal Schulthess
Mathematica , Symbolic Computations
2
REPLIES
3.5K
VIEWS
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