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The continuous case of the Hofstadter's Q-Sequence.

CONTRIBUTED BY: Ed Pegg | 34 minutes ago BY: EDITORIAL BOARD
1
REPLIES
37
VIEWS

Diffusion through a nonisothermal spherical film

CONTRIBUTED BY: Housam Binous | 5 hours ago BY: EDITORIAL BOARD
1
REPLIES
87
VIEWS

Resource function for the numerical solution of certain nonlinear integral equations

CONTRIBUTED BY: Daniele Gregori | 22 hours ago BY: EDITORIAL BOARD
1
REPLIES
167
VIEWS
All Discussions

Looking for methods to evaluate part compatibility within CAD models

QUESTION FROM: Andy Hessler | 10 years ago
External Programs and Systems , Software Development , Wolfram|Alpha
0
REPLIES
9.1K
VIEWS

Step by step for fourier(besselj(0,t)^2) or source?

QUESTION FROM: B C | 10 years ago
Mathematics
0
REPLIES
2.6K
VIEWS

Debug Source Lookup

QUESTION FROM: Thomas Dobroth | 10 years ago
Software Development , Tuning and Debugging , Workbench
0
REPLIES
7.6K
VIEWS

Help BRAINTERSTELLAR to reach the top 5 NASA's Space Apps

QUESTION FROM: Jofre Espigule-Pons | 10 years ago
Aerospace Engineering , Astronomy , Earth Science , Education , ...
0
REPLIES
9.4K
VIEWS

Surface Area of a Parametric Surface: Calc 3 Mathematica Help

QUESTION FROM: Anthony DeCarlo | 10 years ago
Calculus , Mathematics , Wolfram Language
0
REPLIES
5.4K
VIEWS

Mining Time Series Data. Wavelet transform

QUESTION FROM: Alex Skudarev | 10 years ago
Biological Sciences , Calculus , Signal Processing , Wolfram Language
0
REPLIES
6.2K
VIEWS

Share variables/vales between custom javascript and cloud object?

QUESTION FROM: Kuba Podkalicki | 10 years ago
Mathematica , Wolfram Cloud , Wolfram Development Platform
0
REPLIES
4.4K
VIEWS

How to program solution of system of recurrence equations

QUESTION FROM: Miguel Olivo-V | 10 years ago
Equation Solving , Mathematica , Optimization , Mathematics , ...
0
REPLIES
7.2K
VIEWS

How Can I Format Currencies To Fixed Decimal Places So They Still Add?

QUESTION FROM: Brad Varey | 10 years ago
Mathematica
0
REPLIES
3.1K
VIEWS

DynamicModule issues with Refresh, controls, CDF, and auto executing

QUESTION FROM: Edmund Robinson | 10 years ago
Computable Document Format , Dynamic Interactivity , ...
0
REPLIES
9.3K
VIEWS

Cannot start webMathematica Server in Workbench

QUESTION FROM: A N | 10 years ago
webMathematica , Workbench
0
REPLIES
6K
VIEWS

changing default value for $CharacterEncoding

QUESTION FROM: Truly Unique | 10 years ago
Wolfram Cloud , Wolfram Development Platform
0
REPLIES
5.4K
VIEWS

Passport photo making

QUESTION FROM: Oleksandr Pavlyk | 10 years ago
Image Processing
0
REPLIES
4.8K
VIEWS

Does mma debugger in v10 work for others?

QUESTION FROM: Vilis Nams | 10 years ago
Mathematica , Tuning and Debugging
0
REPLIES
5.9K
VIEWS

FEM: user material subroutines (UMAT in ABAQUS), mechanics

QUESTION FROM: Mauricio Lobos | 10 years ago
Numerical Computation
0
REPLIES
6K
VIEWS

Content / StatusCode is not allowed

QUESTION FROM: Sandu Ursu | 10 years ago
Import and Export , Mathematica
0
REPLIES
4.4K
VIEWS

OpenCLLink GPU support for Intel on OpenCL... any open-source toolkits?

QUESTION FROM: Nicholas Bedworth | 10 years ago
Computational Systems , High-Performance Computing , ...
0
REPLIES
6.7K
VIEWS

JoinAcross on nested association by nested key

QUESTION FROM: Ray Troy | 10 years ago
Data Science , Wolfram Language
0
REPLIES
3.9K
VIEWS

Stop automated code reformatting copying from Mathematica to Workbench?

QUESTION FROM: Brad Varey | 10 years ago
Mathematica , User Interface , Workbench
0
REPLIES
5.4K
VIEWS

Does not come out the Remote Development Control Panel though RDK installed

QUESTION FROM: T T | 10 years ago
Raspberry Pi
0
REPLIES
6.8K
VIEWS

Need help finishing a rotary engine demonstration any Euclid's out there

QUESTION FROM: Ray Hill | 10 years ago
Aerospace Engineering , Engineering , Mechanical Engineering , ...
0
REPLIES
8.9K
VIEWS

Conditional DivisorSum

QUESTION FROM: kis miska | 10 years ago
Algebra , Discrete Mathematics , Mathematics , Wolfram Language
0
REPLIES
4.2K
VIEWS

Will changing initial boundary conditions affect stability of a fixed pt?

QUESTION FROM: steve ma | 10 years ago
Mathematics
0
REPLIES
4.6K
VIEWS

Coupled Differential Equations with Eigenvalue

QUESTION FROM: M. Fitrah Alfian R.S. | 10 years ago
Astronomy , Physics
0
REPLIES
4.9K
VIEWS

Can we search for discussions, not member profiles?

QUESTION FROM: David Keith | 10 years ago
Wolfram Community
0
REPLIES
5.6K
VIEWS

Term Length for F. Castro vs MANY US Presidents

CONTRIBUTED BY: Shenghui Yang | 10 years ago
Social Science , Wolfram|Alpha
0
REPLIES
8.3K
VIEWS

Point cloud dynamic visualization

QUESTION FROM: nick shesterin | 10 years ago
Computer Science , Robotics
0
REPLIES
6.3K
VIEWS

Built-In parallel execution leaves much to be desired...

QUESTION FROM: Thomas Vogler | 10 years ago
Mathematica
0
REPLIES
4K
VIEWS

A Smart Programing Language for a Smart Cities Hackathon

CONTRIBUTED BY: Bernat Espigulรฉ | 10 years ago
Connected Devices , Data Science , Education , ...
0
REPLIES
19.6K
VIEWS

How do I implement this multidimensional chained prediction option(s)?

QUESTION FROM: Aryan Howl | 10 years ago
Algebra , Blockchain , Business Analytics , Dynamic Interactivity , ...
0
REPLIES
11.3K
VIEWS

A limit of a sequence - curious result

QUESTION FROM: Marian Muresan | 10 years ago
Mathematics
0
REPLIES
3.2K
VIEWS

NDsolve alarms

QUESTION FROM: afreeka b | 10 years ago
Data Science , Mathematica , Modeling , Numerical Computation , ...
0
REPLIES
5.3K
VIEWS

Making Curves from an image

QUESTION FROM: Scott Cheng | 10 years ago
Image Processing , Mathematica , Wavelets and Fourier Series , ...
0
REPLIES
6.6K
VIEWS

Representing Sets as Elements of Complexes

QUESTION FROM: Matthew Szostak | 10 years ago
Algebra , Discrete Mathematics , Statistics and Probability , ...
0
REPLIES
4.9K
VIEWS

What are these CDF options?

QUESTION FROM: Michael McCain | 10 years ago
Mathematica , Wolfram CDF Player , Wolfram Cloud , ...
0
REPLIES
6K
VIEWS

Lorentz tensors specification and contraction

QUESTION FROM: Stanislav Iablokov | 10 years ago
Physics
0
REPLIES
4K
VIEWS

CDF in webpage won't scroll/has no scrollbar

QUESTION FROM: Davin Frankosky | 10 years ago
Wolfram CDF Player
0
REPLIES
5.1K
VIEWS

How does WikipediaSearch (in 10.1) order the returned articles?

QUESTION FROM: Maureen Baehr | 10 years ago
Mathematica
0
REPLIES
3.1K
VIEWS

Upgrade from Mathematica 10.0.2 to 10.1.0 home edition for free?

QUESTION FROM: l van Veen | 10 years ago
Mathematica , Mathematics
0
REPLIES
10.9K
VIEWS

What the algorithm is Mathematica using for FirstPassageTimeDistribution[]?

QUESTION FROM: sejabs Song | 10 years ago
Mathematics
0
REPLIES
5K
VIEWS

Acoustic wave equations in two layered media.

QUESTION FROM: hwoarang Polar | 10 years ago
Equation Solving , Mathematica , Mathematics , Physics , ...
0
REPLIES
7.9K
VIEWS

How to set precision and accuracy correctly

QUESTION FROM: Luther Nayhm | 10 years ago
Mathematica
0
REPLIES
3.1K
VIEWS

How to use the GPIO on PiFace Digital 2 with Wolfram Lanuguge + Rpi2

QUESTION FROM: T T | 10 years ago
Raspberry Pi
0
REPLIES
6.6K
VIEWS

Timing a calculation within a loop

QUESTION FROM: Jon Spalding | 10 years ago
Mathematica
0
REPLIES
2.6K
VIEWS

Dynamic functions and interface

QUESTION FROM: Malcolm Woodruff | 10 years ago
Civil Engineering , Mathematics , Software Development , ...
0
REPLIES
8.6K
VIEWS

Directional Derivatives

QUESTION FROM: Claire Fenwicke | 10 years ago
Mathematics
0
REPLIES
3K
VIEWS

Modeling Gait Motion

QUESTION FROM: Allen Salama | 10 years ago
Mechanical Engineering , Modeling , SystemModeler
0
REPLIES
4K
VIEWS

Multiple grid position background colouring.

CONTRIBUTED BY: Paul Cleary | 10 years ago
Graphics and Visualization , Image Processing , Mathematica , ...
0
REPLIES
3.9K
VIEWS

Airplanes overhead

QUESTION FROM: Clark Bowman | 10 years ago
Aerospace Engineering
0
REPLIES
4.2K
VIEWS

Test environments in Agile - Academic Questionnaire

QUESTION FROM: Ashley Missin | 10 years ago
Software Development
0
REPLIES
2.5K
VIEWS

Question about AutoAction (or Mouseover)

QUESTION FROM: Michael McCain | 10 years ago
Interface Construction , Mathematica , Presentation and Notebooks , ...
0
REPLIES
3.3K
VIEWS

Run at Startup without Interface

QUESTION FROM: Sandu Ursu | 10 years ago
Mathematica , User Interface , Wolfram Language
0
REPLIES
3.2K
VIEWS

QuantityVariable usage

QUESTION FROM: Saf Al | 10 years ago
Mathematica , Units , Wolfram Language
0
REPLIES
5.4K
VIEWS

Getting Input from FormFunction[]

QUESTION FROM: Thomas Criss | 10 years ago
Wolfram Language
0
REPLIES
1.8K
VIEWS

Selective update of mySQL database column

QUESTION FROM: Phadreus W. | 10 years ago
Business Analytics , Finance , Mathematica
0
REPLIES
4.5K
VIEWS

FindAllRoots.m fails

QUESTION FROM: Marius Bause | 10 years ago
Numerical Computation , Wolfram Language
0
REPLIES
3.9K
VIEWS

How can I express time complexity as a function of the number of bits?

QUESTION FROM: Hey Hey | 10 years ago
Computer Science
0
REPLIES
2.3K
VIEWS

Global variables and functions??

QUESTION FROM: Ray Hill | 10 years ago
Software Development
0
REPLIES
5.1K
VIEWS

Input Assistant Not Working On Raspberry Pi?

QUESTION FROM: antonio s | 10 years ago
Raspberry Pi
0
REPLIES
5.4K
VIEWS

Coupled differential equations

QUESTION FROM: Maud J | 10 years ago
Equation Solving , Mathematica , Numerical Computation , ...
0
REPLIES
2.2K
VIEWS

Hot to control display on a multi-monitor system

QUESTION FROM: Jose Calderon | 10 years ago
Graphics and Visualization , User Interface
0
REPLIES
4K
VIEWS

shape modeling

QUESTION FROM: Melih Sener | 10 years ago
Data Science , Engineering , Geometry , Mathematics , ...
0
REPLIES
3.6K
VIEWS

Simplifying Derivatives of Mathematica Functions

QUESTION FROM: Erik The Red | 10 years ago
Aerospace Engineering , Calculus , Mathematica , Physics , ...
0
REPLIES
6.6K
VIEWS

Help with Custom Functions from Wolfram in Genomics

QUESTION FROM: Douglas Youvan | 10 years ago
Biological Sciences , Curated Data , Import and Export , ...
0
REPLIES
4.2K
VIEWS

how can I create an alphabetical item? (like the ItemNumbered)

QUESTION FROM: Eggplant Tien | 10 years ago
Mathematica , User Interface , Wolfram Language
0
REPLIES
3.8K
VIEWS

Adding libraries to SystemModeler

QUESTION FROM: Hellmut Kohlsdorf | 10 years ago
Control Systems
0
REPLIES
4.6K
VIEWS

A flaw in TransformedField?

QUESTION FROM: Francisco Soto Eguibar | 10 years ago
Mathematica , Mathematics , Physics
0
REPLIES
2.1K
VIEWS

mixing color of different function parts in DensityPlot

QUESTION FROM: Jose Antonio Diaz Navas | 10 years ago
Graphics and Visualization , Mathematica
0
REPLIES
3.1K
VIEWS

How can I Import a Chinese file name excel(.xls) file?

QUESTION FROM: C.S. Yan | 10 years ago
Data Science
0
REPLIES
2.1K
VIEWS

Possible bug: Chart renders properly interactively but not in template

CONTRIBUTED BY: Jesse Friedman | 10 years ago
Graphics and Visualization , Mathematica , Wolfram Language
0
REPLIES
2.5K
VIEWS

Simulation of Wigner semicircle law

QUESTION FROM: Labair Abdelkader | 10 years ago
Geometry , Mathematica , Optimization , Mathematics , Wolfram Language
0
REPLIES
4.4K
VIEWS

Remote sensing on the RPi version 2 board

CONTRIBUTED BY: BoB LeSuer | 10 years ago
Connected Devices , External Programs and Systems , Mathematica , ...
0
REPLIES
7.2K
VIEWS

Table Font

QUESTION FROM: Dean Sparrow | 10 years ago
Mathematics
0
REPLIES
2.7K
VIEWS

Recommended platform for .NetLink - best debugging strategy?

QUESTION FROM: Doug Kimzey | 10 years ago
Control Systems , External Programs and Systems , Mathematica , ...
0
REPLIES
7.4K
VIEWS

Is there any equivalent command other than NSolve

QUESTION FROM: Kashif Nazar | 10 years ago
Mathematics
0
REPLIES
3.7K
VIEWS

Sliders in webMathematica

QUESTION FROM: D H D | 10 years ago
Dynamic Interactivity , webMathematica , Wolfram Language
0
REPLIES
7.4K
VIEWS

Assigning some results after a solve procedure to a matrix

QUESTION FROM: B B | 10 years ago
Calculus
0
REPLIES
3.2K
VIEWS

Solving PDE with an infinite boundary condition

QUESTION FROM: Olivier Lemarchand | 10 years ago
Computer Science , Mathematics , Physics
0
REPLIES
5K
VIEWS

notebook evaluation order

QUESTION FROM: Leos Pohl | 10 years ago
Mathematica , Presentation and Notebooks
0
REPLIES
3.1K
VIEWS

Plotting several files

QUESTION FROM: Gregorio Martinez | 10 years ago
Data Science , Graphics and Visualization , Import and Export , ...
0
REPLIES
3.6K
VIEWS

How to match objects across images

QUESTION FROM: Jacob A | 10 years ago
Image Processing , Wolfram Language
0
REPLIES
1.8K
VIEWS

Dynamic Optimization with Wolfram Alpha

QUESTION FROM: Antongiulio Armentano | 10 years ago
Calculus , Optimization , Wolfram|Alpha
0
REPLIES
6.5K
VIEWS

How does one set up a table of functions and integrate them?

QUESTION FROM: Luke Schutzenhofer | 10 years ago
Calculus , Wolfram Language
0
REPLIES
5.3K
VIEWS

Transfer Function that multiplies it with its conjugate and gives num & den

QUESTION FROM: Roberto Martin del Campo Vera | 10 years ago
Control Systems , Mathematica , Mathematics , Modeling , ...
0
REPLIES
4.3K
VIEWS

ERROR: singularity or stiff system suspected (DAE)

QUESTION FROM: Shivi Sv | 10 years ago
Calculus , Equation Solving , Wolfram Language
0
REPLIES
5.6K
VIEWS

ParametricNDSolveValue error

QUESTION FROM: Thai Kee Gan | 10 years ago
Calculus , Computational Systems , Computer Science , Engineering , ...
0
REPLIES
7.8K
VIEWS

Collateralised CVA in full dependency mode

CONTRIBUTED BY: Igor Hlivka | 10 years ago
Economics , Finance
0
REPLIES
5.8K
VIEWS

Does not stop at breakpoint

QUESTION FROM: Thomas Dobroth | 10 years ago
Workbench
0
REPLIES
7.3K
VIEWS

Graph Code

QUESTION FROM: Jos Klaps | 10 years ago
Graphics and Visualization
0
REPLIES
1.5K
VIEWS

How do I utilize the dynamic InputField function in the Manipulate function

QUESTION FROM: jethro holcroft | 10 years ago
Dynamic Interactivity , Import and Export , User Interface , ...
0
REPLIES
4.2K
VIEWS

MMA 10.0.2 Windows x64 Crash during Find

QUESTION FROM: Ed Garrity | 10 years ago
Mathematica , Optimization , Software Development
0
REPLIES
2.7K
VIEWS

What is stored in FrontEnd memory?

QUESTION FROM: Charlie Smith | 10 years ago
Mathematica
0
REPLIES
2K
VIEWS

Wacky inconsistent PopupMenu rendering on Mac OS X

QUESTION FROM: Mike Honeychurch | 10 years ago
Interface Construction , Mathematica
0
REPLIES
5.1K
VIEWS

TotalVariationFilter algorithm reference

QUESTION FROM: Matt Latourette | 10 years ago
Image Processing , Mathematica
0
REPLIES
2.7K
VIEWS

The Brackets "()" shows as "HL" in Mathematica 3.0, How to fix it?

QUESTION FROM: Ting Xu | 10 years ago
Computable Document Format , Mathematica
0
REPLIES
3.9K
VIEWS

How can I solve a delay partial differential equation?

QUESTION FROM: Austin Burt | 10 years ago
Calculus , Equation Solving , Mathematica , Numerical Computation , ...
0
REPLIES
2.4K
VIEWS

Natural frequency of an offshore wind turbine tower - Rayleigh method

QUESTION FROM: stacey mclaren | 10 years ago
Mathematica , Mechanical Engineering , Wolfram Language
0
REPLIES
5K
VIEWS

immersed-boundary-method-for-complex-flows

QUESTION FROM: Max Popov | 10 years ago
Computer Science , Mathematica , Mathematics , Modeling , ...
0
REPLIES
2.4K
VIEWS

Stiffness matrix should be symmetric

QUESTION FROM: Richard Dir | 10 years ago
Algebra , Architecture , Civil Engineering , Wolfram Language
0
REPLIES
6.8K
VIEWS

Case for Raspberry Pi with Integrated Battery, Real Time Clock and UPS

CONTRIBUTED BY: shahid darbar | 10 years ago
Computational Systems , Raspberry Pi , Recreation
0
REPLIES
6.2K
VIEWS
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