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Partial and total derivatives, integrals in one or more dimensions, series and limits, differential equations, integral transforms, numerical calculus, discrete calculus...

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Fitting Data to the Sum of some Solutions of an ODE System

QUESTION FROM: marc123 | 11 years ago BY: Sean Clarke
Calculus , Optimization , Mathematics , Wolfram Language
3
REPLIES
6.4K
VIEWS

Using Replace in multiscale analysis

QUESTION FROM: Omer Tzuk | 11 years ago BY: Sean Clarke
Calculus , Equation Solving , Mathematica , Modeling , Physics , ...
1
REPLIES
6.4K
VIEWS

Mathematica Calculus Help - Graphing Vectors

QUESTION FROM: Anthony DeCarlo | 11 years ago BY: Nasser M. Abbasi
Calculus , Graphics and Visualization , Mathematica , Wolfram Language
1
REPLIES
5.8K
VIEWS

Simulations with changing initial conditions in a first-difference model

QUESTION FROM: Tugrul Temel | 11 years ago
Calculus , Control Systems , Mathematics , Operations Research , ...
0
REPLIES
8.4K
VIEWS

Cos[ Cos[\[Theta]]] Cosh[ Sin[\[Theta]]] slow in Integrate[]

QUESTION FROM: Gary Palmer | 11 years ago BY: Marco Thiel
Calculus , Mathematica , Tuning and Debugging , Wolfram Language
15
REPLIES
13.5K
VIEWS

My RSS (residuals) equation isn't summing up

QUESTION FROM: jethro holcroft | 11 years ago BY: Jim Baldwin
Algebra , Calculus , Graphics and Visualization , Optimization , ...
3
REPLIES
7.9K
VIEWS

Manipulate[ FindRoot[..] ... ]

QUESTION FROM: Harvey Vargas | 11 years ago BY: Harvey Vargas
Calculus , Dynamic Interactivity , Equation Solving , Mathematica , ...
7
REPLIES
15.9K
VIEWS

What have "GenerateConditions -> False" done to a divergent integral?

QUESTION FROM: Long Chen | 11 years ago BY: Daniel Lichtblau
Calculus , Mathematica , Wolfram Language
6
REPLIES
4.3K
VIEWS

Complex Integral Simplification

QUESTION FROM: Ankit Sharma | 11 years ago BY: Jim Baldwin
Calculus , Mathematics , Wolfram Language
1
REPLIES
7.6K
VIEWS

Ideas for a final project for a Software Engineering class

QUESTION FROM: Camilo Pacheco | 11 years ago BY: Udo Krause
Algebra , Astronomy , Biological Sciences , Calculus , ...
1
REPLIES
12.1K
VIEWS

How do i translate this equation to mathematica language?

QUESTION FROM: azade53 | 11 years ago BY: azade53
Algebra , Calculus , Equation Solving , Mathematica , Wolfram Language
3
REPLIES
5.9K
VIEWS

How to use Reduce to find com

QUESTION FROM: Omer Tzuk | 11 years ago BY: Nasser M. Abbasi
Algebra , Calculus , Mathematica , Mathematics , Physics , ...
3
REPLIES
14.3K
VIEWS

Plot a two variable function but with another variable in the x-axis

QUESTION FROM: Andres Benito Platon | 11 years ago BY: Frank Kampas
Calculus , Mathematica , Mathematics , Physics , ...
3
REPLIES
9.3K
VIEWS

Runge Kutta method to solve the Equation

QUESTION FROM: Zainab Junaid | 11 years ago BY: Zainab Junaid
Calculus , Equation Solving , Numerical Computation , Wolfram Language
7
REPLIES
14.3K
VIEWS

How can I end NDsolve when the function reaches a threshold value ?

QUESTION FROM: Angad Yuvraj | 11 years ago BY: Kevin McCann
Calculus , Equation Solving , Physics , Wolfram Language
2
REPLIES
10.4K
VIEWS

Problem integrating a trigonometric function

QUESTION FROM: subhra datta | 11 years ago BY: Daniel Lichtblau
Calculus , Mathematica , Symbolic Computations , Wolfram Language
2
REPLIES
5.3K
VIEWS

Need help with step by step solution.

QUESTION FROM: Kadir Sertcanli | 11 years ago BY: Kadir Sertcanli
Calculus , Wolfram|Alpha
2
REPLIES
11.6K
VIEWS

I can't find the correct way to enter this problem into Wolfram Alpha

QUESTION FROM: Arch Yeomans | 11 years ago BY: Bruce Miller
Calculus , Wolfram|Alpha
2
REPLIES
14.5K
VIEWS

How to solve a second order nonlinear ordinary differential equation?

QUESTION FROM: Omer Tzuk | 11 years ago BY: Nasser M. Abbasi
Calculus , Equation Solving , Mathematica , Wolfram Language
3
REPLIES
9.4K
VIEWS

How to recreate a FourierDCT from phase and amplitude ?

QUESTION FROM: Janos Lobb | 11 years ago BY: Daniel Lichtblau
Calculus , Image Processing , Mathematica , Wolfram Language
3
REPLIES
9K
VIEWS

Problem to resolve ODE of a Circular Membrane of Science of Construction

QUESTION FROM: Giovanni Ferdina | 11 years ago BY: Giovanni Ferdina
Calculus , Equation Solving , Wolfram Language
2
REPLIES
7.3K
VIEWS

Could you please help me to solve this partial differential equation ?

QUESTION FROM: sanaz ka | 11 years ago BY: sanaz ka
Algebra , Calculus , Equation Solving , Numerical Computation , ...
4
REPLIES
5.8K
VIEWS

Having problems interpreting a Reduce answer can any one help

QUESTION FROM: Zachary Nichols | 11 years ago BY: Frank Kampas
Calculus , Mathematics , Physics , Wolfram Language
17
REPLIES
7.1K
VIEWS

Why does Piecewise yield empty plot when function definition seems okay?

QUESTION FROM: Glen Deering | 11 years ago BY: Glen Deering
Algebra , Calculus , Graphics and Visualization , Wolfram Language
2
REPLIES
8.7K
VIEWS

How Can I Solve A Stiff Boundary Value Problem In Mathematica 10?

QUESTION FROM: Marcolino R-M | 11 years ago BY: Marcolino R-M
Calculus , Equation Solving , Mathematica , Numerical Computation , ...
3
REPLIES
13.3K
VIEWS

Telling NDSolve to solve for reals only

QUESTION FROM: Josh Wofford | 11 years ago BY: Nasser M. Abbasi
Calculus , Equation Solving , Mathematica , Numerical Computation , ...
1
REPLIES
9.1K
VIEWS

Understanding Mathematica's seeming inability to solve a simple DiffyQ

QUESTION FROM: Lawrence Cosner | 11 years ago BY: Lawrence Cosner
Calculus , Equation Solving , Mathematica , Wolfram Language
3
REPLIES
5.4K
VIEWS

Could you please help me out to solve this integration problem?

QUESTION FROM: Muzahoo jee | 11 years ago BY: Muzahoo jee
Algebra , Calculus , Mathematica , Wolfram Language
2
REPLIES
6.5K
VIEWS

FindRoot and two Parametric Functions

QUESTION FROM: Derek Smith | 11 years ago BY: Derek Smith
Calculus , Mathematica , Mathematics
5
REPLIES
9.5K
VIEWS

Solving Partial Diffeq with constraints

QUESTION FROM: James Pinkerton | 11 years ago
Calculus , Equation Solving , Mathematica , Wolfram Language
0
REPLIES
2.5K
VIEWS

Can anyone help me with the given integration

QUESTION FROM: Luke Schutzenhofer | 11 years ago BY: Bruce Miller
Calculus , Wolfram Language
3
REPLIES
9.6K
VIEWS

Need help in using Resolve to prove equality over specified domain

QUESTION FROM: Glen Deering | 11 years ago BY: Glen Deering
Algebra , Calculus , Equation Solving , Mathematica , Wolfram Language
4
REPLIES
8.1K
VIEWS

Why the heat equation doesn't work with NDSolve?

QUESTION FROM: Jo R | 11 years ago BY: Jo R
Calculus , Equation Solving , Mathematica , Numerical Computation , ...
11
REPLIES
11.3K
VIEWS

not able to find solution for a system of differential equation

QUESTION FROM: Avinash Aman | 11 years ago BY: Frank Kampas
Calculus , Equation Solving , Mathematica , Wolfram Language
5
REPLIES
8.1K
VIEWS

fixing ODE with initial conditions

QUESTION FROM: omar Aljawhary | 11 years ago BY: omar Aljawhary
Calculus , Wolfram Language
2
REPLIES
5.8K
VIEWS

ODE and Placing slopes

QUESTION FROM: Altin Guberi | 11 years ago BY: Altin Guberi
Calculus , Mathematica , Mathematics
2
REPLIES
6.1K
VIEWS

Precision in NDSolve

QUESTION FROM: Francois Fayard | 11 years ago BY: Frank Kampas
Calculus , Equation Solving , Mathematica , Numerical Computation , ...
5
REPLIES
10.7K
VIEWS

Why can't Mathematica solve this definite integral?

QUESTION FROM: annuk89 | 11 years ago BY: Gianluca Gorni
Calculus , Mathematica , Wolfram Language
1
REPLIES
5.1K
VIEWS

Bisection Method to solve a polynomial?

QUESTION FROM: Jo Ko | 11 years ago BY: Daniel Lichtblau
Calculus , Equation Solving , Numerical Computation , Wolfram Language
1
REPLIES
5.8K
VIEWS

Can Mathematica modify lightly the inital conditions of NDSolve??

QUESTION FROM: Arnau Jim | 11 years ago BY: Frank Kampas
Calculus , Equation Solving , Mathematica , Numerical Computation , ...
4
REPLIES
7K
VIEWS

How Do I combine NDSolve (RungeKutta4thOrder) and Loop(For or Do) together?

QUESTION FROM: Thai Kee Gan | 11 years ago BY: Bruce Miller
Calculus , Equation Solving , Mathematica , Modeling , ...
19
REPLIES
20.4K
VIEWS

Plotting DSolve outputs?

QUESTION FROM: Tim Kirkpatrick | 11 years ago BY: Tim Kirkpatrick
Calculus , Equation Solving , Mathematica , Wolfram Language
4
REPLIES
11.4K
VIEWS

Van der Pol & Euler's method in mathematica 8

QUESTION FROM: Kate Murat | 11 years ago BY: Frank Kampas
Calculus , Equation Solving , Wolfram Language
1
REPLIES
6K
VIEWS

why Mathematica 10 does not compute this integral?

QUESTION FROM: Hong Liu | 11 years ago BY: Daniel Lichtblau
Calculus , Mathematica , Wolfram Language
8
REPLIES
11.9K
VIEWS

Graph ploting

QUESTION FROM: Benjamin Ivasovic | 11 years ago BY: Benjamin Ivasovic
Algebra , Calculus , Mathematica , Mechanical Engineering , ...
3
REPLIES
9K
VIEWS

How can i solve this limit

QUESTION FROM: Muzahoo jee | 11 years ago BY: Muzahoo jee
Calculus , Wolfram Language
2
REPLIES
7.5K
VIEWS

how to solve double integral with mathematica?

QUESTION FROM: ver din | 11 years ago BY: ver din
Calculus , Mathematica , Numerical Computation , Wolfram Language
2
REPLIES
24.2K
VIEWS

Solving a 3D heat equation with the finite elements method

QUESTION FROM: Olivier Lemarchand | 11 years ago BY: Olivier Lemarchand
Calculus , Engineering , Mathematica , Wolfram Language
2
REPLIES
12.8K
VIEWS

How do I integrate this in mathematica?

QUESTION FROM: Peter Hemmälin | 11 years ago BY: Daniel Lichtblau
Calculus , Mathematica , Wolfram Language
6
REPLIES
9.1K
VIEWS

How to plot a two-dimensional Integral function

QUESTION FROM: Enrique Ortega | 11 years ago BY: Marco Thiel
Calculus , Graphics and Visualization , Wolfram Language
1
REPLIES
7.9K
VIEWS

Why does Integrate give SetDelayed::write: Tag In in In[1] is Protected

QUESTION FROM: binz bharti | 12 years ago BY: Daniel Lichtblau
Calculus , Wolfram Language
1
REPLIES
11.3K
VIEWS

Why are some professors negative on Mathematica?

QUESTION FROM: Luther Nayhm | 11 years ago BY: David J M Park Jr
Calculus , Mathematica , Physics , Wolfram Language
31
REPLIES
38K
VIEWS

What is the difference between Explicit RungeKutta Method and RK4 Equation?

QUESTION FROM: Thai Kee Gan | 12 years ago BY: Ivan Morozov
Calculus , Equation Solving , Wolfram Language
1
REPLIES
9.8K
VIEWS

using the solutions of differential equations system

QUESTION FROM: saysics saja | 12 years ago BY: saysics saja
Calculus , Equation Solving , Mathematica , Wolfram Language
4
REPLIES
8.2K
VIEWS

WhenEvent issue with vector valued diffeq

QUESTION FROM: David Keith | 12 years ago BY: David Keith
Calculus , Equation Solving , Mathematica , Numerical Computation , ...
4
REPLIES
8.8K
VIEWS

Double Integration runs a long time

QUESTION FROM: AKANKSHA SINGH | 12 years ago BY: EDITORIAL BOARD
Calculus , Mathematica , Wolfram Language
7
REPLIES
9.8K
VIEWS

SolveDelayed has died?

QUESTION FROM: Udo Krause | 12 years ago BY: Udo Krause
Calculus , Mathematica , Mathematics
3
REPLIES
10.8K
VIEWS

Integrating second order differential equation

QUESTION FROM: Filippo Cova | 12 years ago BY: W. Craig Carter
Calculus , Equation Solving , Mathematica , Wolfram Language
3
REPLIES
6.5K
VIEWS

Runge-Kutta Method, stiffness occur, how to solve it?

QUESTION FROM: Thai Kee Gan | 12 years ago BY: Thai Kee Gan
Calculus , Equation Solving , Mathematica , Numerical Computation
6
REPLIES
12.6K
VIEWS

Define a complex number

QUESTION FROM: Ahmed Al-Ali | 12 years ago BY: Ulrich Mutze
Algebra , Calculus , Compilation , Logic and Boolean Algebra , ...
4
REPLIES
15.7K
VIEWS

WolframAlpha verbage assistance request

QUESTION FROM: Adam Mickiewicz | 12 years ago BY: Daniel Lichtblau
Calculus , Geometry , Wolfram|Alpha
2
REPLIES
14.5K
VIEWS

Find higher order derivatives with DSolve

QUESTION FROM: Simon Tyran | 12 years ago BY: Simon Tyran
Calculus , Equation Solving , Mathematica , Mathematics
2
REPLIES
8.1K
VIEWS

Problems with NDSolve and "singularity/stiffness system" errors.

QUESTION FROM: Manuel Jurado | 12 years ago BY: Manuel Jurado
Calculus , Equation Solving , Mathematica , Numerical Computation , ...
2
REPLIES
8K
VIEWS

On inconsistency in Integrate command

QUESTION FROM: ruiming Zhang | 12 years ago BY: Henrik Schachner
Calculus , Mathematica , Wolfram Language
4
REPLIES
5.9K
VIEWS

Higher order derivates: Plotting Problems with orders > 4

QUESTION FROM: Simon Tyran | 12 years ago BY: Simon Tyran
Calculus , Mathematica , Mathematics , Physics , ...
5
REPLIES
10.9K
VIEWS

How to use the Finite elements method with Mathematica?

QUESTION FROM: Olivier Lemarchand | 12 years ago BY: Olivier Lemarchand
Calculus , Equation Solving , Numerical Computation , Wolfram Language
2
REPLIES
7.5K
VIEWS

Differential equation with Abs and nonlinearity

QUESTION FROM: Saf Al | 12 years ago BY: Saf Al
Calculus , Wolfram Language
2
REPLIES
9.2K
VIEWS

NDSolve error

QUESTION FROM: ash ash | 12 years ago BY: ash ash
Calculus , Wolfram Language
2
REPLIES
5.4K
VIEWS

Parametric Plotting A Numerical Solution to a Set of 4 Differential Eq's

QUESTION FROM: John Thacher | 12 years ago BY: John Thacher
Calculus , Equation Solving , Mathematica , Numerical Computation , ...
2
REPLIES
7.4K
VIEWS

Help with NDSolve`FiniteDifferenceDerivative

QUESTION FROM: Alan Lewis | 12 years ago BY: Alan Lewis
Calculus , Mathematica , Wolfram Language
6
REPLIES
11.8K
VIEWS

2D Unconfined Compression with FEM

QUESTION FROM: Dave Wanders | 12 years ago BY: Dave Wanders
Calculus , Graphics and Visualization , Mechanical Engineering , ...
4
REPLIES
11.3K
VIEWS

Why do I get an apparent error with extrema calculator at wolframalpha.com?

QUESTION FROM: Jerome Caldwell | 12 years ago
Calculus , Wolfram|Alpha
0
REPLIES
9.7K
VIEWS

Please, can anybody help me to find the answer of this integration.

QUESTION FROM: Muzahoo jee | 12 years ago BY: Muzahoo jee
Calculus , Mathematica , Wolfram Language
3
REPLIES
6.4K
VIEWS

Limit of a sum in Wolfram|Alpha

QUESTION FROM: Wim Lamotte | 12 years ago BY: Bruce Miller
Calculus , Mathematics , Wolfram|Alpha
4
REPLIES
16.6K
VIEWS

Two problems - Limit and ContourPlot

QUESTION FROM: Ehsan Monabbati | 12 years ago BY: Daniel Lichtblau
Calculus , Mathematica , Mathematics , Wolfram|Alpha
6
REPLIES
13.8K
VIEWS

How to solve 2-D Laplace equation in a rectangular domain analytically?

QUESTION FROM: Phil R | 12 years ago BY: Phil R
Calculus , Equation Solving , Mathematica , Wolfram Language
3
REPLIES
11.8K
VIEWS

Reaction Kinetics calculation with 8 equations

QUESTION FROM: Peter Adewale | 12 years ago BY: Peter Adewale
Calculus , Chemical Engineering , Chemistry , Equation Solving , ...
5
REPLIES
16.4K
VIEWS

How to find all values given variable properties? AKA formula guessing

QUESTION FROM: Gabriel Canto | 12 years ago BY: Daniel Lichtblau
Algebra , Calculus , Equation Solving , Mathematics , Wolfram|Alpha
1
REPLIES
10.1K
VIEWS

How to solve a higher order partial differential equation with boundaries

QUESTION FROM: ihsan faseel | 11 years ago BY: Udo Krause
Calculus , Equation Solving , Mathematica , Wolfram Language
4
REPLIES
19.9K
VIEWS

Initial Value Problem Questions

QUESTION FROM: David Arnold | 12 years ago BY: David Arnold
Calculus , Equation Solving , Graphics and Visualization , ...
4
REPLIES
12.3K
VIEWS

Confused by ConditionalExpression in Integral

QUESTION FROM: dave salmon | 12 years ago BY: David Reiss
Calculus
1
REPLIES
4.8K
VIEWS

Eigenvalue Problem of Hamiltonian of Single Cooper Pair Box

QUESTION FROM: ebrahimmm6781 Khalil | 12 years ago BY: Frank Kampas
Algebra , Calculus , Computational Systems , Discrete Mathematics , ...
1
REPLIES
11K
VIEWS

I can not get the correct answer in Mathematica 10

QUESTION FROM: AIHONG GONG | 12 years ago BY: Bruce Miller
Calculus , Mathematica , Wolfram Language
1
REPLIES
3.1K
VIEWS

What is the correct answer of this integral?

QUESTION FROM: esi fn | 12 years ago BY: Daniel Lichtblau
Calculus , Mathematica , Numerical Computation , Wolfram Language
3
REPLIES
5.9K
VIEWS

Volume and integrals

QUESTION FROM: Jorge Molano | 12 years ago
Calculus
0
REPLIES
1.8K
VIEWS

The function x appears with no arguments.

QUESTION FROM: Vindarius Johnson | 12 years ago BY: Frank Kampas
Calculus , Equation Solving , Mathematica , Modeling
3
REPLIES
9.4K
VIEWS

Geodesics equation - solving and plotting via Mathematica

QUESTION FROM: michal buday | 6 months ago BY: Marty Parts
Algebra , Calculus , Equation Solving , Geometry , ...
6
REPLIES
24.3K
VIEWS

Mathematica (for Calculus I) Help?

QUESTION FROM: Matt Ryan | 12 years ago BY: Bruce Miller
Calculus , Physics , Wolfram Language
3
REPLIES
9.2K
VIEWS

Is Mathematica able to rearrange systems of PDEs (NOT solve them)?

QUESTION FROM: Lennart M | 12 years ago BY: Lennart M
Calculus , Mathematica , Wolfram Language
2
REPLIES
5.2K
VIEWS

How to find combinations of letters?

QUESTION FROM: Azhar Uddin Mohammed | 12 years ago BY: Azhar Uddin Mohammed
Calculus , Discrete Mathematics , Education , Engineering , ...
2
REPLIES
11.3K
VIEWS

Dependencies in differentiation

QUESTION FROM: dave salmon | 12 years ago BY: David Keith
Calculus
2
REPLIES
4.6K
VIEWS

NDSolve - Can anyone see what's wrong in my thinking?

QUESTION FROM: David Keith | 2 years ago BY: Asmus Meyer-Plath
Calculus , Equation Solving , Mathematica , Wolfram Language
10
REPLIES
8K
VIEWS

indefinite integral question with denominator

QUESTION FROM: steve miller | 12 years ago BY: steve miller
Calculus , Wolfram Language
5
REPLIES
3.5K
VIEWS

Dsolve gives ECHO solution for a symbolic system of ODE

QUESTION FROM: Valentina Mercuri | 12 years ago BY: Valentina Mercuri
Calculus , Equation Solving , Mathematica , Wolfram Language
2
REPLIES
5.6K
VIEWS

Complex numbers on Mathematica 10

QUESTION FROM: Gregoriu Spinett | 12 years ago BY: Ivan Morozov
Calculus , Mathematica , Wolfram Language
1
REPLIES
4.6K
VIEWS

Simple indefinite integral question

QUESTION FROM: Stephen Durr | 12 years ago BY: Whimsey Huang
Calculus , Mathematica , Wolfram Language
3
REPLIES
5.5K
VIEWS

Numerical integration of data imported for Excel

QUESTION FROM: Luke Schutzenhofer | 12 years ago BY: David Reiss
Calculus , Import and Export , Mathematica , Numerical Computation , ...
14
REPLIES
12.7K
VIEWS

Plot FFT of an interpolating function

QUESTION FROM: Phil R | 12 years ago BY: Ivan Morozov
Calculus , Graphics and Visualization , Mathematica , Wolfram Language
5
REPLIES
11.3K
VIEWS

Suggestion bar hidden in Mathematica 9

QUESTION FROM: CORRADINO FRANCESCONI | 12 years ago BY: Ilian Gachevski
Calculus , Mathematica , Mathematics
2
REPLIES
4.2K
VIEWS

Math Quiz for Wolfram Mathematica

QUESTION FROM: peter B | 12 years ago BY: David Reiss
Calculus , Graphics and Visualization , Mathematics , Wolfram Language
3
REPLIES
10.1K
VIEWS
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