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Simplify a simple expression

QUESTION FROM: Yuhai Xiang | 5 years ago BY: Yuhai Xiang
Equation Solving , Mathematics , Symbolic Computations , ...
2
REPLIES
6.9K
VIEWS

NSolve with conditions on complex solutions

QUESTION FROM: Mariam Tohari | 5 years ago BY: Mariam Tohari
Equation Solving , Mathematics , Numerical Computation , Optics , ...
4
REPLIES
6.9K
VIEWS

Fit a recursive function?

QUESTION FROM: s.rupp | 9 years ago BY: s.rupp
Mathematics , Numerical Computation , Physics , Wolfram Language
5
REPLIES
6.9K
VIEWS

Plot a vector field for differential equation?

QUESTION FROM: Muhammad Afzal | 9 years ago BY: Muhammad Afzal
Equation Solving , Graphics and Visualization , Mathematics , ...
2
REPLIES
6.9K
VIEWS

Radius of a circle bisecting the area of a given circle

QUESTION FROM: Peter Bischet | 12 years ago BY: Peter Bischet
Calculus , Mathematica , Mathematics
7
REPLIES
6.9K
VIEWS

Desired behavior of Collect[]

QUESTION FROM: Konstantin Nosov | 10 years ago BY: Eric Johnstone
Algebra , Mathematics , Symbolic Computations , Wolfram Language
7
REPLIES
6.9K
VIEWS

Animating Wolfram surfaces with Blender: Modified parametric surfaces

CONTRIBUTED BY: Guenther Gsaller | 4 years ago BY: EDITORIAL BOARD
Staff Picks , External Programs and Systems , Geometry , ...
1
REPLIES
6.9K
VIEWS

Better Accuracy for ContourPlot

QUESTION FROM: Ivan Morozov | 12 years ago BY: Ivan Morozov
Mathematics
2
REPLIES
6.9K
VIEWS

Solve differential equations with boundary conditions

QUESTION FROM: Diego Tosano | 5 years ago BY: Diego Tosano
Equation Solving , Mathematics , Symbolic Computations , ...
3
REPLIES
6.9K
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
6.9K
VIEWS

Precision and rounding issue?

QUESTION FROM: David Keith | 9 years ago BY: David Keith
External Programs and Systems , Mathematica , Mathematics , ...
5
REPLIES
6.9K
VIEWS

Solve a differential equation?

QUESTION FROM: M P | 8 years ago BY: M P
Equation Solving , Mathematica , Mathematics , Physics , ...
7
REPLIES
6.9K
VIEWS

[WSC17] Translating Historic and International Numeral Systems

CONTRIBUTED BY: Stephanie Nam | 8 years ago
Computational Humanities , Computational Linguistics , Curated Data , ...
0
REPLIES
6.9K
VIEWS

integral ( (x^3-1)^(1/2)/x )

QUESTION FROM: aida galeb | 10 years ago BY: aida galeb
Calculus , Mathematica , Mathematics
5
REPLIES
6.9K
VIEWS

How to use DistributeDefinitions[] when using subscript index expressions?

QUESTION FROM: Tigran Aivazian | 4 years ago BY: Tigran Aivazian
High-Performance Computing , Mathematica , Mathematics , ...
4
REPLIES
6.9K
VIEWS

Solve Cos[x]^2=1/2 in n[0,2Pi] geometrical

QUESTION FROM: peter B | 11 years ago BY: Isaac Abraham
Equation Solving , Graphics and Visualization , Mathematics , ...
1
REPLIES
6.9K
VIEWS

Solve two simultaneous differential equations using W|A?

QUESTION FROM: Ernst Hoinkis | 5 years ago BY: Daniel Lichtblau
Equation Solving , Mathematics , Numerical Computation , Wolfram|Alpha
9
REPLIES
6.9K
VIEWS

Compute Variance and Skewness for my below PDF ?

QUESTION FROM: Rafik zeraoulia | 5 years ago BY: Jim Baldwin
Mathematics , Signal Processing , Statistics and Probability , ...
1
REPLIES
6.9K
VIEWS

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

QUESTION FROM: Jacques Ou | 8 years ago BY: Carl Woll
Calculus , Mathematics , Wolfram Language
2
REPLIES
6.9K
VIEWS

Find a function with a known gradient?

QUESTION FROM: Meryem Aslı | 5 years ago BY: Meryem Aslı
Algebra , Calculus , Equation Solving , Geometry , Mathematics , ...
6
REPLIES
6.9K
VIEWS

[WSS19] Implement Petri net

CONTRIBUTED BY: Pumeng Lyu | 6 years ago
Chemistry , Discrete Mathematics , Dynamic Interactivity , ...
0
REPLIES
6.9K
VIEWS

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

QUESTION FROM: Gennaro Arguzzi | 8 years ago BY: Gennaro Arguzzi
Graphics and Visualization , Mathematics , Wolfram Language
4
REPLIES
6.9K
VIEWS

[GiF] Shifting Lands (Level sets of x*y*z)

CONTRIBUTED BY: Clayton Shonkwiler | 3 years ago BY: EDITORIAL BOARD
Staff Picks , Computational Humanities , Geometry , ...
1
REPLIES
6.9K
VIEWS

Find mean of the minimum of N uniformly distributed random variables

QUESTION FROM: Bilal Owaidat | 6 years ago BY: Jim Baldwin
Optimization , Mathematics , Statistics and Probability , ...
12
REPLIES
6.9K
VIEWS

[?] Define an algebra via generators?

QUESTION FROM: V. Dupoy | 7 years ago BY: Todd Rowland
Algebra , Mathematics , Symbolic Computations , Wolfram Language
1
REPLIES
6.9K
VIEWS

Use formula for the integration of the product of 3 MeijerG function?

QUESTION FROM: Basem ElHalawany | 7 years ago BY: Basem ElHalawany
Mathematics , Signal Processing , Wolfram Language
2
REPLIES
6.9K
VIEWS

Keyword to remove square roots out of the denominator

QUESTION FROM: Mitchell Sandlin | 9 years ago BY: Rolf Mertig
Mathematics , Wolfram Language
1
REPLIES
6.9K
VIEWS

Comparing two lists and use of resolve

QUESTION FROM: Jesse Stern | 4 years ago BY: Jesse Stern
Mathematics , Wolfram Language
10
REPLIES
6.9K
VIEWS

Product just for the even numbers?

QUESTION FROM: Stefan P | 8 years ago BY: Valeriu Ungureanu
Mathematics , Wolfram|Alpha , Wolfram Language
3
REPLIES
6.9K
VIEWS

Calculate this series expansion with Bessel functions?

QUESTION FROM: Leslaw Bieniasz | 6 years ago BY: Leslaw Bieniasz
Calculus , Mathematics , Wolfram Language
8
REPLIES
6.9K
VIEWS

Define certain functions?

QUESTION FROM: Charlie S | 9 years ago BY: Benjamin Goodman
Mathematics , Symbolic Computations , Wolfram Language
2
REPLIES
6.9K
VIEWS

Difference between f1[a_, b_] := a[b]^2 and f2[a_][b_] := a[b]^2 etc.

QUESTION FROM: Tomáš Hruš | 11 years ago BY: Szabolcs Horvát
Mathematica , Mathematics , Symbolic Computations
1
REPLIES
6.9K
VIEWS

Plot a folium of Descartes with ParametericPlot?

QUESTION FROM: Javad Emami | 8 years ago BY: Gianluca Gorni
Graphics and Visualization , Mathematics , Wolfram Language
2
REPLIES
6.9K
VIEWS

Find minimum of two function in a given range?

QUESTION FROM: dauood saleem | 7 years ago BY: Christos Papahristodoulou
Optimization , Mathematics , Symbolic Computations , Wolfram Language
1
REPLIES
6.9K
VIEWS

Assemble a solveable equation from a list?

QUESTION FROM: Paul Cleary | 5 years ago BY: Michael Helmle
Compilation , Equation Solving , Mathematics , Wolfram Language
3
REPLIES
6.9K
VIEWS

Lagrangian mechanics of 2D rolling body

CONTRIBUTED BY: Emmy Blumenthal | 2 years ago BY: Sander Huisman
Staff Picks , Engineering , Geometry , Graphics and Visualization , ...
2
REPLIES
6.9K
VIEWS

factors in index form

QUESTION FROM: Ray Lawicki | 9 years ago BY: Ray Lawicki
Mathematics , Symbolic Computations , Wolfram Language
2
REPLIES
6.9K
VIEWS

3d plot a matrix

QUESTION FROM: fary farfar | 10 years ago BY: fary farfar
Mathematics
6
REPLIES
6.9K
VIEWS

PrimeQ: Possible Bug in version 10

CONTRIBUTED BY: Hans Havermann | 11 years ago BY: Ilian Gachevski
Mathematics
1
REPLIES
6.9K
VIEWS

Create an outer surface on 3D-Point-Cloud?

QUESTION FROM: Ivan L. | 7 years ago BY: Ivan L.
Geometry , Graphics and Visualization , Mathematics , Wolfram Language
2
REPLIES
6.9K
VIEWS

Estimate the best fit function for a time series?

QUESTION FROM: jussi lindgren | 7 years ago BY: Neil Singer
Data Science , Economics , Finance , Optimization , Mathematics , ...
1
REPLIES
6.9K
VIEWS

[?] Make a project about parallel RLC circuit gain and Q?

QUESTION FROM: Mohammad Hassan Ramezan zadeh | 5 years ago BY: Mohammad Hassan Ramezan zadeh
Dynamic Interactivity , Engineering , Mathematics , Physics , ...
4
REPLIES
6.9K
VIEWS

Rationalize NonlinearModelFit

CONTRIBUTED BY: Thales Fernandes | 8 years ago BY: Jim Baldwin
Computer Science , Mathematics , Modeling , Numerical Computation , ...
1
REPLIES
6.9K
VIEWS

Get a smooth line in Spherical 3D plot?

QUESTION FROM: Ghady Almufleh | 7 years ago BY: Ghady Almufleh
Geometry , Graphics and Visualization , Mathematics , Wolfram Language
2
REPLIES
6.9K
VIEWS

Nonlinear feedback system

QUESTION FROM: OBIROY LAIRENJAM | 7 years ago BY: OBIROY LAIRENJAM
Control Systems , Engineering , Equation Solving , ...
2
REPLIES
6.8K
VIEWS

Integrate repeatedly like the Derivative command?

QUESTION FROM: Brandon Davis | 9 years ago BY: Yehuda Ben-Shimol
Calculus , Mathematics , Symbolic Computations , Wolfram Language
1
REPLIES
6.8K
VIEWS

diffusion on geographic region

QUESTION FROM: André Dauphiné | 10 years ago BY: André Dauphiné
Equation Solving , Mathematica , Mathematics
1
REPLIES
6.8K
VIEWS

Evaluate two variable functions at given points?

QUESTION FROM: Okkes Dulgerci | 9 years ago BY: Okkes Dulgerci
Mathematics , Wolfram Language
6
REPLIES
6.8K
VIEWS

Reading materials needed about permutations?

QUESTION FROM: David Barnes | 5 years ago BY: Rohit Namjoshi
Algebra , Discrete Mathematics , Mathematics , Wolfram Language
3
REPLIES
6.8K
VIEWS

Phenomenon in finding "simplest" algebraic numbers

QUESTION FROM: Marvin Ray Burns A.G.S. (cum laude) | 10 years ago BY: Udo Krause
Mathematics , Wolfram Language
4
REPLIES
6.8K
VIEWS

Problems in getting consistent results with same test program

QUESTION FROM: Raghavan Lakshmanan | 11 years ago
Compilation , Engineering , Mathematica , Mathematics , ...
0
REPLIES
6.8K
VIEWS

How do I make a Symbol Positive?

QUESTION FROM: bob Korsan | 11 years ago BY: bob Korsan
Mathematica , Mathematics , Wolfram Language
4
REPLIES
6.8K
VIEWS

PID (Proportional–integral–derivative) controller of a heater in a house

CONTRIBUTED BY: Sangdon Lee | 3 years ago BY: Sangdon Lee
Staff Picks , Control Systems , Engineering , Equation Solving , ...
6
REPLIES
6.8K
VIEWS

Filter permutations

QUESTION FROM: Mutatis Mutandis | 11 years ago BY: Mutatis Mutandis
Discrete Mathematics , Mathematica , Mathematics , Wolfram Language
4
REPLIES
6.8K
VIEWS

Compute Nonzero components of a matrix in Mathematica

QUESTION FROM: Ray Hernandez | 7 years ago BY: Kyle Martin
Algebra , Mathematics , Wolfram Language
1
REPLIES
6.8K
VIEWS

How to find and plot the volume of cross sections?

QUESTION FROM: Matt Jin | 10 years ago BY: S M Blinder
Engineering , Mathematics
4
REPLIES
6.8K
VIEWS

Limits of Mathematica's numeric precision?

QUESTION FROM: Leon Fairbanks | 4 years ago BY: Gianluca Gorni
Algebra , Mathematica , Mathematics , Numerical Computation , ...
5
REPLIES
6.8K
VIEWS

Is it possible to detailed working of problem from Mathematica

QUESTION FROM: John Bartlett | 5 years ago BY: Anonymous User
Mathematica , Mathematics
3
REPLIES
6.8K
VIEWS

Calculate this Limit?

QUESTION FROM: Valeriu Ungureanu | 9 years ago BY: Gianluca Gorni
Calculus , Graphics and Visualization , Mathematics , ...
21
REPLIES
6.8K
VIEWS

Bitcoin price prediction assuming oscillatory growth and lengthening cycles

CONTRIBUTED BY: Kjell Hausken | 3 years ago BY: Kjell Hausken
Staff Picks , Blockchain , Data Science , Economics , ...
5
REPLIES
6.8K
VIEWS

Solve a system of nonlinear equations?

QUESTION FROM: Amir Sadeghi | 6 years ago BY: Amir Sadeghi
Algebra , Calculus , Equation Solving , Mathematics , ...
2
REPLIES
6.8K
VIEWS

SEI2HR model with quarantine scenarios

CONTRIBUTED BY: Anton Antonov | 5 years ago
Architecture , Biological Sciences , Equation Solving , ...
0
REPLIES
6.8K
VIEWS

Display a progress bar or view progress of your evaluation?

QUESTION FROM: Ahmed Imran | 8 years ago BY: Sander Huisman
Mathematica , Mathematics , Numerical Computation , User Interface , ...
1
REPLIES
6.8K
VIEWS

Integration of an area given by an inequality does not work for me?

QUESTION FROM: Leon Weingarten | 5 years ago BY: Nathan Shpritz
Calculus , Equation Solving , Mathematics , Wolfram Language
4
REPLIES
6.8K
VIEWS

What are the valid specs for a FIR implementation of a bandstop filter?

QUESTION FROM: Guido Fantini | 7 years ago BY: Guido Fantini
Discrete Mathematics , Mathematics , Signal Processing , ...
2
REPLIES
6.8K
VIEWS

54cd5av sfwgwfe

QUESTION FROM: Bayal Rehman | 7 years ago BY: Bayal Rehman
Graphics and Visualization , Mathematics , Physics , ...
2
REPLIES
6.8K
VIEWS

Obtain more primes than Prime[n] offers?

QUESTION FROM: Bryan Lettner | 9 years ago BY: Bryan Lettner
Discrete Mathematics , Optimization , Mathematics , Packages , ...
2
REPLIES
6.8K
VIEWS

[?] Count the total presence of this group in a sequence?

QUESTION FROM: Mutatis Mutandis | 7 years ago BY: J. M.
Mathematics , Wolfram Language
7
REPLIES
6.8K
VIEWS

How to fill Table with with for sentence?

QUESTION FROM: Urban Gramc | 5 years ago BY: Bill Nelson
Calculus , Education , Mathematica , Mathematics , ...
1
REPLIES
6.8K
VIEWS

Al Rihla's polyhedron: truncated rhombicdodecahedron type 2

CONTRIBUTED BY: Philip Kuchel | 2 years ago BY: Philip Kuchel
Staff Picks , Geometry , Graphics and Visualization , ...
4
REPLIES
6.8K
VIEWS

An interesting pattern comes out of Riemann sum

QUESTION FROM: Luis Felipe Massena Misiec | 4 years ago BY: Luis Felipe Massena Misiec
Calculus , Graphics and Visualization , Mathematics , Wolfram Language
4
REPLIES
6.8K
VIEWS

On the bilateral hypergeometric function

CONTRIBUTED BY: J. M. | 3 months ago BY: Tigran Ishkhanyan
Staff Picks , Computer-Based Maths , Graphics and Visualization , ...
3
REPLIES
6.8K
VIEWS

Primality of factorial sum$\underset{k=1}{\overset{n}{\sum }}(-1)^{k+1} k!$

CONTRIBUTED BY: Vitaliy Kaurov | 3 years ago BY: EDITORIAL BOARD
Staff Picks , High-Performance Computing , Mathematics , ...
1
REPLIES
6.8K
VIEWS

Is ToElementMesh missing from the Home Edition?

QUESTION FROM: Janos Lobb | 5 years ago BY: Janos Lobb
Geometry , Mathematics , Wolfram Language
2
REPLIES
6.8K
VIEWS

Quantum harmonic oscillator: an educational exploration

CONTRIBUTED BY: Mohammad Bahrami | 3 years ago BY: EDITORIAL BOARD
Staff Picks , Calculus , Demonstrations , Education , ...
1
REPLIES
6.8K
VIEWS

Get a simplified result from PDE with NDSolve?

QUESTION FROM: Ser Man | 7 years ago BY: Alexander Trounev
Equation Solving , Mathematics , Numerical Computation , ...
2
REPLIES
6.8K
VIEWS

PAOH Hypergraphs for Wolfram Models

CONTRIBUTED BY: Marcos Ferrer | 5 years ago BY: Marcos Ferrer
Graphs and Networks , Mathematics , Physics , ...
2
REPLIES
6.8K
VIEWS

[?] Replace AppendTo with usage of Reap Sow?

QUESTION FROM: Justin McCullough | 8 years ago BY: Justin McCullough
Computer Science , Mathematics , Wolfram Language
4
REPLIES
6.8K
VIEWS

NIntegrate vs (Inverse)FourierTransform

QUESTION FROM: hwoarang Polar | 9 years ago BY: Kay Herbert
Mathematica , Mathematics , Physics
3
REPLIES
6.8K
VIEWS

Transcendental Spheres

CONTRIBUTED BY: Jonathan Kinlay | 6 years ago BY: Jonathan Kinlay
Dynamic Interactivity , Graphics and Visualization , Mathematics , ...
3
REPLIES
6.8K
VIEWS

Do I need additional packages for this Tutorial?

QUESTION FROM: David Klein | 11 years ago BY: David Klein
Material Sciences , Mathematics , Mechanical Engineering , Physics
4
REPLIES
6.8K
VIEWS

Model the birth death process with delay?

QUESTION FROM: Okkes Dulgerci | 7 years ago BY: Okkes Dulgerci
Graphics and Visualization , Mathematics , Modeling , Wolfram Language
1
REPLIES
6.8K
VIEWS

[WSS21] Into the ternary world

CONTRIBUTED BY: Carlos Zapata Carratala | 4 years ago BY: EDITORIAL BOARD
Staff Picks , Algebra , Geometry , Graphics and Visualization , ...
1
REPLIES
6.8K
VIEWS

Mann-kendall (MK) trend test in Mathematica ?

QUESTION FROM: Alex Teymouri | 4 years ago BY: Alex Teymouri
Mathematics , Statistics and Probability , Wolfram Language
3
REPLIES
6.8K
VIEWS

Multivariable derivative rule

CONTRIBUTED BY: Luis Felipe Massena Misiec | 6 years ago BY: Luis Felipe Massena Misiec
Astronomy , Calculus , Mathematics , Physics , Wolfram Language
3
REPLIES
6.8K
VIEWS

Reject divergent solution at the origin r=0 in DSolve?

QUESTION FROM: Konstantin Parchevsky | 9 years ago BY: EDITORIAL BOARD
Calculus , Computer-Based Maths , Equation Solving , Mathematics , ...
1
REPLIES
6.8K
VIEWS

[WSS21] Meijer-G learning

CONTRIBUTED BY: Sotiris Michos | 4 years ago BY: EDITORIAL BOARD
Staff Picks , Computer Science , Data Science , ...
1
REPLIES
6.8K
VIEWS

How to define the following matrix like the following?

QUESTION FROM: Licheng Zhang | 6 years ago BY: J. M.
Mathematics , Wolfram Language
3
REPLIES
6.8K
VIEWS

Solve this system of equations?

QUESTION FROM: Raymond Low | 8 years ago BY: Vitaliy Kaurov
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
1
REPLIES
6.8K
VIEWS

Deriving formulas for pretty 3D polygons

CONTRIBUTED BY: Tom Verhoeff | 4 years ago BY: EDITORIAL BOARD
Staff Picks , Equation Solving , Geometry , ...
1
REPLIES
6.8K
VIEWS

Manipulate table-functions?

QUESTION FROM: Nikki Peter | 8 years ago BY: Bill Simpson
Equation Solving , Mathematics , Symbolic Computations , ...
3
REPLIES
6.8K
VIEWS

What is the implicit and/or parametric equations for hyperbolic shapes?

QUESTION FROM: Ibrahim Mahmoud | 7 years ago BY: Ibrahim Mahmoud
Algebra , Geometry , Mathematics , Symbolic Computations , ...
9
REPLIES
6.8K
VIEWS

Avoid old issue with Limit[Abs[Sign[x*Sin[1/x]]],x->0] = 1 ?

QUESTION FROM: Tigran Aivazian | 7 years ago BY: Daniel Lichtblau
Calculus , Mathematics , Wolfram Language
11
REPLIES
6.8K
VIEWS

Avoid problems with Dynamic Updating?

QUESTION FROM: Riccardo Lombardi | 8 years ago BY: Sander Huisman
Algebra , Dynamic Interactivity , Graphics and Visualization , ...
1
REPLIES
6.8K
VIEWS

Equation solving,

QUESTION FROM: Suleman Khalid | 10 years ago BY: Suleman Khalid
Mathematics , Physics
8
REPLIES
6.8K
VIEWS

Prime numbers in elementary cellular automata rule 110

CONTRIBUTED BY: Daniel Carvalho | 4 years ago BY: EDITORIAL BOARD
Staff Picks , Computational Systems , Graphics and Visualization , ...
1
REPLIES
6.8K
VIEWS

Animating Wolfram surfaces with Blender: Complex analysis

CONTRIBUTED BY: Guenther Gsaller | 4 years ago BY: EDITORIAL BOARD
Staff Picks , External Programs and Systems , Geometry , ...
1
REPLIES
6.8K
VIEWS

mathematica command

QUESTION FROM: Lili88 luca | 11 years ago BY: David Reiss
Mathematica , Mathematics
7
REPLIES
6.8K
VIEWS

Animating Wolfram surfaces with Blender: Transformations & cayley tree

CONTRIBUTED BY: Guenther Gsaller | 4 years ago BY: EDITORIAL BOARD
Staff Picks , External Programs and Systems , ...
1
REPLIES
6.8K
VIEWS

Generating text in specific forms with teacher forcing networks

CONTRIBUTED BY: Roman Parker | 4 years ago BY: Roman Parker
Staff Picks , Artificial Intelligence , Computational Linguistics , ...
2
REPLIES
6.8K
VIEWS
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