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Staff Picks

Gravity train dynamics in a tunnel through the Earth

CONTRIBUTED BY: Akram Masoud | 18 hours ago BY: Ed Pegg
3
REPLIES
106
VIEWS

Temperature determination from concentration data for series reactions in a batch reactor

CONTRIBUTED BY: Housam Binous | 1 day ago BY: EDITORIAL BOARD
1
REPLIES
45
VIEWS

Neural net classifier for polynomial graph recognition and audio sine/triangle wave

CONTRIBUTED BY: Carlo Réan | 1 day ago BY: EDITORIAL BOARD
1
REPLIES
98
VIEWS
All Discussions

[?] Calculate and interpret Lim (x->0) ln(x!)/x ?

QUESTION FROM: Lucas Campos | 6 years ago BY: Daniel Lichtblau
Algebra , Calculus , Graphics and Visualization , Mathematics , ...
4
REPLIES
9.1K
VIEWS

Solve the Nonlinear Schroedinger Equation with NDSolve?

QUESTION FROM: Markus Schmidt | 7 years ago BY: Markus Schmidt
Equation Solving , Mathematica , Modeling , Numerical Computation , ...
16
REPLIES
18.8K
VIEWS

3D Design in Mathematica: Costa Rica Keychain

CONTRIBUTED BY: Christopher Hanusa | 7 years ago BY: EDITORIAL BOARD
Staff Picks , Geographic Information System , Geometry , ...
1
REPLIES
9.4K
VIEWS

[CALL] Stylesheets Survey

QUESTION FROM: Brady Martin | 7 years ago BY: David J M Park Jr
Events & Media , Mathematica , Presentation and Notebooks , ...
3
REPLIES
10.2K
VIEWS

[GIF] Recursive Complete Graph

CONTRIBUTED BY: Bryan Lettner | 7 years ago BY: EDITORIAL BOARD
Staff Picks , Geometry , Graphics and Visualization , ...
4
REPLIES
19.5K
VIEWS

Cellular Automaton Neural Network Classification

CONTRIBUTED BY: Thales Fernandes | 7 years ago BY: Thales Fernandes
Staff Picks , Artificial Intelligence , Computer Science , ...
5
REPLIES
15.2K
VIEWS

Shakespearean Sonnets' rhymes analysis

CONTRIBUTED BY: Thales Fernandes | 7 years ago BY: Thales Fernandes
Staff Picks , Computational Humanities , Computational Linguistics , ...
3
REPLIES
22.9K
VIEWS

[WSS18] Diffusion of Gun Protests - Machine Learning on Social Events

CONTRIBUTED BY: Lanston Hau Man Chu | 7 years ago BY: Anonymous User
Staff Picks , Artificial Intelligence , Computational Humanities , ...
4
REPLIES
13.7K
VIEWS

The inverse of moving from a map to a network topology

QUESTION FROM: Seth Chandler | 7 years ago BY: Szabolcs Horvát
Discrete Mathematics , Geographic Information System , ...
6
REPLIES
8.6K
VIEWS

How to remove vertex coordinates from a graph?

QUESTION FROM: Szabolcs Horvát | 7 years ago BY: Szabolcs Horvát
Graphs and Networks , Wolfram Language
4
REPLIES
9.1K
VIEWS

Read SEGY data in Mathematica?

QUESTION FROM: Oluseun Sanuade | 7 years ago BY: Oluseun Sanuade
Data Science , External Programs and Systems , Image Processing , ...
13
REPLIES
19.2K
VIEWS

Analytically evaluate an integral in quadratic and higher powers?

QUESTION FROM: Arny Toynbee | 7 years ago BY: Michael Rogers
Calculus , Mathematics , Wolfram Language
10
REPLIES
8.8K
VIEWS

[?] Calculate this integral with one/two unknown variables?

QUESTION FROM: zhaojx84 | 7 years ago BY: zhaojx84
Calculus , Graphics and Visualization , Mathematics , Wolfram Language
14
REPLIES
8.8K
VIEWS

Working with SEGY file format for storing geophysical data

CONTRIBUTED BY: Kirill Belov | 7 years ago BY: Oluseun Sanuade
Staff Picks , External Programs and Systems , ...
2
REPLIES
14K
VIEWS

Solving Puzzle : 4 Pics 1 Word

CONTRIBUTED BY: Kotaro Okazaki | 7 years ago BY: Kotaro Okazaki
Staff Picks , Computational Humanities , Computational Linguistics , ...
3
REPLIES
24.4K
VIEWS

[?] Pick columns or rows of a matrix?

QUESTION FROM: Pierre Dehez | 7 years ago BY: Michael Rogers
Algebra , Mathematics , Wolfram Language
9
REPLIES
7.3K
VIEWS

[GiF] Disks all the way down

CONTRIBUTED BY: Michael Sollami | 7 years ago BY: EDITORIAL BOARD
Staff Picks , Dynamic Interactivity , Geometry , ...
2
REPLIES
11.1K
VIEWS

[Reddit-DiBB0118] PairedBarChart approach

CONTRIBUTED BY: George Varnavides | 7 years ago BY: l van Veen
Staff Picks , Biological Sciences , Challenges , Data Science , ...
2
REPLIES
16.3K
VIEWS

Fast way to obtain index-based edge list of graph/network

QUESTION FROM: Szabolcs Horvát | 8 years ago BY: Szabolcs Horvát
Graphs and Networks , Mathematica , Wolfram Language
3
REPLIES
9.5K
VIEWS

Bug with Block & Lookup: Scope Variable Leak.

QUESTION FROM: Rodrigo Murta | 8 years ago
Tuning and Debugging , Wolfram Language
0
REPLIES
4.8K
VIEWS

How to compile efficiently

CONTRIBUTED BY: Leonid Shifrin | 8 years ago BY: EDITORIAL BOARD
Staff Picks , Computer Science , High-Performance Computing , ...
1
REPLIES
17.7K
VIEWS

[?] Provide a default value for x in f[x_?NumericQ]:=...?

QUESTION FROM: Ulrich Mutze | 8 years ago BY: Ulrich Mutze
Mathematics , Wolfram Language
5
REPLIES
8.5K
VIEWS

[GIF] Eyes Wide (Stereographic projection of spherical circle packing)

CONTRIBUTED BY: Clayton Shonkwiler | 8 years ago BY: Clayton Shonkwiler
Staff Picks , Dynamic Interactivity , Geometry , ...
4
REPLIES
15.7K
VIEWS

[?] Calculate Bessel Function zeros? (Can PayPal for solution)

QUESTION FROM: Michael M | 8 years ago BY: J. M.
Calculus , Mathematics , Physics , Wolfram Language
4
REPLIES
12.6K
VIEWS

Monad code generation and extension

CONTRIBUTED BY: Anton Antonov | 8 years ago BY: EDITORIAL BOARD
Staff Picks , Computer Science , Machine Learning , Mathematica , ...
1
REPLIES
14.7K
VIEWS

[WSC17] Using Voronoi Diagrams to Optimize Offensive Schemes

CONTRIBUTED BY: Jordan Wang | 8 years ago
Computer Science , Graphics and Visualization , Mathematics , ...
0
REPLIES
6.7K
VIEWS

[GIF] Curve running on top a curve

CONTRIBUTED BY: Thales Fernandes | 8 years ago BY: EDITORIAL BOARD
Staff Picks , Dynamic Interactivity , Geometry , ...
1
REPLIES
11.2K
VIEWS

[GIF] Back and Forth (Möbius transformations of the circle)

CONTRIBUTED BY: Clayton Shonkwiler | 8 years ago BY: EDITORIAL BOARD
Staff Picks , Dynamic Interactivity , Geometry , ...
1
REPLIES
247K
VIEWS

Get 3D-printable Batman logo given cross section?

QUESTION FROM: Cameron Walker | 8 years ago BY: J. M.
3D Printing , Geometry , Graphics and Visualization , Mathematics , ...
2
REPLIES
10K
VIEWS

Wolfram functions for the Raspberry Pi Sense Hat

QUESTION FROM: Dan Wheeler | 8 years ago BY: Vitaliy Kaurov
Raspberry Pi , Wolfram Language
8
REPLIES
27.9K
VIEWS

Fast spherical polygon generation?

QUESTION FROM: Kuba Podkalicki | 8 years ago BY: J. M.
Dynamic Interactivity , Geometry , Graphics and Visualization , ...
4
REPLIES
10.2K
VIEWS

Benchmarking: unexplained switching between high and low performance

QUESTION FROM: Szabolcs Horvát | 8 years ago BY: l van Veen
High-Performance Computing , Mathematica , Tuning and Debugging
13
REPLIES
12K
VIEWS

[Numberphile] - The Illumination Problem

CONTRIBUTED BY: Sander Huisman | 8 years ago BY: EDITORIAL BOARD
Staff Picks , Geometry , Graphics and Visualization , Mathematica , ...
1
REPLIES
14.4K
VIEWS

Combination tones and the nonlinearity of the ear

CONTRIBUTED BY: Szabolcs Horvát | 8 years ago BY: EDITORIAL BOARD
Staff Picks , Audio, Sound and Music , Biological Sciences , ...
1
REPLIES
12.7K
VIEWS

Testing for beauty

QUESTION FROM: Todd Rowland | 8 years ago BY: EDITORIAL BOARD
Staff Picks , Architecture , Computational Humanities , ...
2
REPLIES
17.4K
VIEWS

FindClusters versus ClusteringComponents?

QUESTION FROM: Jan Baetens | 8 years ago BY: Sam Carrettie
Data Science , Machine Learning , Mathematica , Mathematics , ...
4
REPLIES
11.4K
VIEWS

Importing real specification data into your simulations

CONTRIBUTED BY: Patrik Ekenberg | 8 years ago BY: EDITORIAL BOARD
Staff Picks , External Programs and Systems , ...
1
REPLIES
11.6K
VIEWS

[GiF] Temperatures in 80 largest cities of China in 2016 (English/Chinese)

CONTRIBUTED BY: Xiang Li | 8 years ago BY: EDITORIAL BOARD
Staff Picks , Curated Data , Data Science , Earth Science , ...
1
REPLIES
12.2K
VIEWS

How suitable is Mathematica for a Space Elevator simulation

QUESTION FROM: John Knapman | 8 years ago BY: John Knapman
Aerospace Engineering , Engineering , Modeling , SystemModeler , ...
10
REPLIES
18.4K
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

[Mathematica-vs-R] Handwritten digits recognition by matrix factorization

CONTRIBUTED BY: Anton Antonov | 9 years ago BY: Daniel Lichtblau
Staff Picks , Computer Science , External Programs and Systems , ...
4
REPLIES
17.1K
VIEWS

Mathematica vs. R at GitHub

CONTRIBUTED BY: Anton Antonov | 9 years ago BY: Anton Antonov
Staff Picks , Computer Science , Data Science , ...
2
REPLIES
19K
VIEWS

The Mondrian Art Problem

CONTRIBUTED BY: Ed Pegg | 9 years ago BY: EDITORIAL BOARD
Staff Picks , Algebra , Demonstrations , Equation Solving , ...
2
REPLIES
16.2K
VIEWS

Delete cases for a list of pairs of numbers?

QUESTION FROM: Bryan Lettner | 9 years ago BY: Paul Cleary
Mathematics , Wolfram Language
8
REPLIES
21.9K
VIEWS

Root plotting function from Paul Wellin's book?

QUESTION FROM: Hadi Tokme | 9 years ago BY: Hadi Tokme
Graphics and Visualization , Mathematics , Numerical Computation , ...
5
REPLIES
6.5K
VIEWS

Incentivizing Good Behavior with the Wolfram Cloud

CONTRIBUTED BY: Alan Joyce | 9 years ago BY: Alan Joyce
Staff Picks , Data Drop , Education , Graphics and Visualization , ...
3
REPLIES
15.1K
VIEWS

Differences in 3 Dimensional objects?

QUESTION FROM: Rick Tschudin | 9 years ago BY: Updating Name
3D Printing , Geometry , Graphics and Visualization , Mathematics , ...
11
REPLIES
11.4K
VIEWS

US unemployment prediction from job-seeking websites traffic

CONTRIBUTED BY: Iman Nazari | 9 years ago BY: Iman Nazari
Staff Picks , Computational Humanities , Economics , Finance , ...
9
REPLIES
23.1K
VIEWS

Chaos Game Representation of gene structure

CONTRIBUTED BY: Daniel Lichtblau | 9 years ago BY: Szabolcs Horvát
Staff Picks , Biological Sciences , Graphics and Visualization , ...
1
REPLIES
15.7K
VIEWS

[WSSA16] Emulation of the 'RNA to Amino Acid Sequence' pathway

CONTRIBUTED BY: Elen Vardanyan | 9 years ago BY: EDITORIAL BOARD
Staff Picks , Artificial Intelligence , Biological Sciences , ...
1
REPLIES
13.5K
VIEWS
46
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FEATURED CONTRIBUTORS
binoushousam
Housam Binous
10 hours ago
carlorean1
Carlo Réan
1 day ago
edp
Ed Pegg
18 hours ago
akram2007omar
Akram Masoud
2 days ago
taleinav
Tal Einav
4 days ago
polepostmail
Kirill Vasin
5 days ago
vitaliyk
Vitaliy Kaurov
5 days ago