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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
49
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
96
VIEWS
All Discussions

Identity formula for Sqrt[Pi]

QUESTION FROM: Alexander Povolotsky | 2 years ago BY: Roland Franzius
Algebra , Mathematics , Wolfram|Alpha , Wolfram Language
5
REPLIES
8.3K
VIEWS

Conditional column data replacement

QUESTION FROM: Tobi Babatunde | 2 years ago BY: Tobi Babatunde
Data Science
6
REPLIES
2.2K
VIEWS

How to reset symbol options to their defaults?

QUESTION FROM: Werner Geiger | 2 years ago BY: Werner Geiger
Graphics and Visualization , Wolfram Language
5
REPLIES
3.6K
VIEWS

logic formula doesn't work in Wolfram Alpha

QUESTION FROM: G Henry | 2 years ago BY: G Henry
Logic and Boolean Algebra , Mathematics , Wolfram|Alpha
4
REPLIES
3.5K
VIEWS

Showing the symmetries of a 54-faced solid

CONTRIBUTED BY: Sandor Kabai | 2 years ago
Dynamic Interactivity , Geometry , Graphics and Visualization , ...
0
REPLIES
1.1K
VIEWS

How to Rotate a Differential Equation in a Manipulate?

QUESTION FROM: Alan White | 2 years ago BY: Alan White
Calculus , Dynamic Interactivity , Equation Solving , ...
2
REPLIES
3.5K
VIEWS

Using NBodySimulation: arbitrary potential surface to move around?

QUESTION FROM: Gareth Russell | 2 years ago BY: Gareth Russell
Biological Sciences , Dynamic Interactivity , ...
1
REPLIES
3.1K
VIEWS

Run an external executable from a notebook?

QUESTION FROM: Bruno Vusini | 2 years ago BY: Bruno Vusini
External Programs and Systems , Wolfram Language
2
REPLIES
3.6K
VIEWS

Cubic polynomial regression coefficients formulas for Y= a+bx+cx^2+dX^3

QUESTION FROM: David Wright | 2 years ago BY: EDITORIAL BOARD
Algebra , Data Science , Equation Solving , Mathematics , Modeling , ...
1
REPLIES
2.5K
VIEWS

Adding GNN/Graph Embedding functionalities any time soon?

CONTRIBUTED BY: Poomjai Nacaskul | 2 years ago
Data Science , Neural Networks , Wolfram Language
0
REPLIES
1.6K
VIEWS

"FindCopula" or "FindCopulaParameters" functionality?

QUESTION FROM: Poomjai Nacaskul | 2 years ago BY: Jim Baldwin
Data Science , Mathematics , Statistics and Probability , ...
1
REPLIES
3.1K
VIEWS

Kendall Tau Distance/Measure of Discordance?

QUESTION FROM: Poomjai Nacaskul | 2 years ago BY: Poomjai Nacaskul
Mathematics , Statistics and Probability , Wolfram Language
5
REPLIES
3.9K
VIEWS

Possible Naked-Eye Comet C/2022 E3 (ZTF)

CONTRIBUTED BY: Jeffrey Bryant | 2 years ago BY: Arnoud Buzing
Staff Picks , Astronomy , Curated Data , Dynamic Interactivity , ...
2
REPLIES
9.2K
VIEWS

Using Manipulate and Sin functions to visualize traverse & standing waves

QUESTION FROM: Mitchell Sandlin | 2 years ago BY: Henrik Schachner
Dynamic Interactivity , Graphics and Visualization , ...
4
REPLIES
4.6K
VIEWS

[FSWS23] Listening to substitution system

CONTRIBUTED BY: Madhumita Paul | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Audio, Sound and Music , Geometry , ...
1
REPLIES
3.6K
VIEWS

[FSWS23] Effects of Dimensions D≠3 on Galactic Rotational Velocity Curves

CONTRIBUTED BY: John Blakely | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Astronomy , Graphs and Networks , Physics , ...
1
REPLIES
5K
VIEWS

[FSWS23] Modeling Trading and Liquidity Holes

CONTRIBUTED BY: Zeqiong Huang | 2 years ago
Business Analytics , Economics , Graphics and Visualization , ...
0
REPLIES
2.6K
VIEWS

How can I change the cell with the paclet installation code

QUESTION FROM: Kirill Belov | 2 years ago BY: Bob Sandheinrich
Packages , Software Development , Wolfram Function Repository , ...
3
REPLIES
4.6K
VIEWS

[Solved] DegreesRankine Unit Type in 13.2

QUESTION FROM: Jeffery Henning | 2 years ago BY: Jeffery Henning
Units , Wolfram Language
2
REPLIES
5.4K
VIEWS

Charting multiple data files in one chart

QUESTION FROM: Steven Buehler | 2 years ago BY: Steven Buehler
Geographic Information System , Import and Export , Wolfram Language
2
REPLIES
3.4K
VIEWS

Result change when variable has index in WA (modeling chemical equilibrium)

QUESTION FROM: Andreas Uhe | 1 year ago BY: Roger Wells
Chemistry , Wolfram|Alpha
1
REPLIES
3.1K
VIEWS

Building small stellated dodecahedron

CONTRIBUTED BY: Sandor Kabai | 2 years ago
Dynamic Interactivity , Geometry , Graphics and Visualization , ...
0
REPLIES
1.4K
VIEWS

[FSWS23] Musical Composition with Multiway Turing Machines

CONTRIBUTED BY: Joel Dietz | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Audio, Sound and Music , Computational Systems , ...
3
REPLIES
7.4K
VIEWS

[FSWS23] Perturbation Effects in Branchial Graphs

CONTRIBUTED BY: Cosmin Andrei | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Graphics and Visualization , Graphs and Networks , ...
1
REPLIES
3.3K
VIEWS

[FSWS23] An Empirical Study - String Rewrite System Reducibility

CONTRIBUTED BY: Leon Zhao | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Graphs and Networks , Mathematics , Physics , ...
1
REPLIES
3.5K
VIEWS

[FSWS23] Quantum State Estimation

CONTRIBUTED BY: Mihai Vidrighin | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Data Science , Graphics and Visualization , ...
1
REPLIES
4.5K
VIEWS

[FSWS23] A Philosophical Analysis of The Physicalization of Metamathematics

CONTRIBUTED BY: Lucas Salim | 2 years ago BY: Nodu Agga
Staff Picks , Graphics and Visualization , Graphs and Networks , ...
2
REPLIES
4.9K
VIEWS

[FSWS23] Characterizing Coarse Graining with Causal Graphs

CONTRIBUTED BY: Hanfeng Zhai | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Graphics and Visualization , Graphs and Networks , ...
3
REPLIES
5.7K
VIEWS

[FSWS23] Studying Phase Transition in 2D Ising Model with Multiway Systems

CONTRIBUTED BY: Adiba Shaikh | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Computational Systems , Graphics and Visualization , ...
1
REPLIES
5.9K
VIEWS

[FSWS23] Target probabilities with quantum circuits

CONTRIBUTED BY: Akhilesh Dubey | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Computational Systems , Graphics and Visualization , ...
1
REPLIES
4K
VIEWS

[FSWS23] The Experimental Correlates of QuantumToMultiwayFunction

CONTRIBUTED BY: Mark Merner | 2 years ago BY: Mark Merner
Staff Picks , Graphics and Visualization , Graphs and Networks , ...
2
REPLIES
4.3K
VIEWS

[FSWS23] A Multiway Model of Chemical Reactions

CONTRIBUTED BY: Ariana-Dalia Vlad | 2 years ago BY: Mohammad Bahrami
Staff Picks , Chemistry , Graphics and Visualization , ...
4
REPLIES
7.7K
VIEWS

[FSWS23] Possible Spacetime Discretization in Astrophysical Phenomena

CONTRIBUTED BY: Vittoria Tommasini | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Astronomy , Graphics and Visualization , ...
1
REPLIES
6K
VIEWS

[FSWS23] Portfolio Optimization under Forecast-Informed Belief Revision

CONTRIBUTED BY: Danyang Chen | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Finance , Graphics and Visualization , Optimization , ...
1
REPLIES
3.7K
VIEWS

[FSWS23] Tetris for Proteins –Shape Based Molecular Chemistry

CONTRIBUTED BY: Logan Hallee | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Biological Sciences , Chemistry , ...
3
REPLIES
6.6K
VIEWS

[R&DL] Wolfram R&D LIVE: Principles of Dynamic Interfaces

CONTRIBUTED BY: Lou D'Andria | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Dynamic Interactivity , Events & Media , ...
1
REPLIES
5.6K
VIEWS

[FSWS23] A Classification for Xenomathematical Systems

CONTRIBUTED BY: Hongyi Zhang | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Algebra , Discrete Mathematics , ...
1
REPLIES
3.1K
VIEWS

[FSWS23] Testing Eugene Fama’s EMH via ‘Economic Observer Theory'

CONTRIBUTED BY: Al Farabie Akanda | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Economics , Finance , Graphics and Visualization , ...
1
REPLIES
3.9K
VIEWS

Why does the calculation of AIC, the Akaike Criterion, use (k+1) versus k?

QUESTION FROM: James Lamb | 2 years ago BY: Jim Baldwin
Statistics and Probability , Wolfram Language
1
REPLIES
9.7K
VIEWS

[FSWS23] What should space look like in the Wolfram Model?

CONTRIBUTED BY: Lev Chizhov | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Graphics and Visualization , Graphs and Networks , ...
1
REPLIES
4.5K
VIEWS

Lecture series on Stochastic Processes

CONTRIBUTED BY: Jonathan Kinlay | 1 year ago BY: Wolfram U
Staff Picks , Data Science , Dynamic Interactivity , Education , ...
2
REPLIES
7.5K
VIEWS

GRD and cluster of 30 cubes

CONTRIBUTED BY: Sandor Kabai | 2 years ago
Dynamic Interactivity , Geometry , Graphics and Visualization , ...
0
REPLIES
1.1K
VIEWS

Data load and subsequent computation using API

QUESTION FROM: dip chatterjee | 2 years ago
Data Science , Wolfram|Alpha , Wolfram Language
0
REPLIES
1.4K
VIEWS

ViewPoint in Scaled Cylindrical Coordinate

CONTRIBUTED BY: Jack I Houng | 2 years ago BY: Jack I Houng
Geometry , Graphics and Visualization , Mathematics , Wolfram Language
1
REPLIES
3.5K
VIEWS

Is There an Issue with the LegendreP function?

QUESTION FROM: David Mackay | 2 years ago BY: David Mackay
Algebra , Mathematics , Wolfram Language
2
REPLIES
4.5K
VIEWS

[FSWS23] Studying Localization of Perturbations in Hypergraph Evolution

CONTRIBUTED BY: Polina Blinova | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Graphics and Visualization , Graphs and Networks , ...
1
REPLIES
4.8K
VIEWS

Spiral lift with extending coiled band

CONTRIBUTED BY: Sandor Kabai | 2 years ago
Dynamic Interactivity , Engineering , Geometry , ...
0
REPLIES
1.2K
VIEWS

Sliders expose information vertically; how to make them expose at an angle

QUESTION FROM: William Stockich | 2 years ago BY: William Stockich
Dynamic Interactivity , Graphics and Visualization , Wolfram Language
21
REPLIES
4.7K
VIEWS

[FSWS23]Diagrammatic & computational study of Abrikosov vortex interactions

CONTRIBUTED BY: Gianni Tallarita | 1 year ago BY: Jarek Duda
Staff Picks , Data Science , Equation Solving , ...
5
REPLIES
6.6K
VIEWS

Modeling aircraft dynamics using System Modeler's free Aircraft Library

CONTRIBUTED BY: Ankit Naik | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Engineering , Events & Media , Modeling , SystemModeler
1
REPLIES
5.9K
VIEWS

System cannot be solved by Solve?

QUESTION FROM: Joerg Kalbfuss | 2 years ago BY: Mariusz Iwaniuk
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
3
REPLIES
2.4K
VIEWS

[WSG23] Daily Study Group: Wolfram Language Basics

CONTRIBUTED BY: Arben Kalziqi | 2 years ago BY: Arben Kalziqi
Audio, Sound and Music , Education , Events & Media , ...
164
REPLIES
26.5K
VIEWS

How can I call Mathematica Solve/NSolve function in C++

QUESTION FROM: Mier Xiake | 2 years ago
Equation Solving , External Programs and Systems , Mathematics , ...
0
REPLIES
2K
VIEWS

Greek math symbols in text cells, and other editing problems

QUESTION FROM: Gary Palmer | 2 years ago
Mathematica , Mathematics , Presentation and Notebooks , ...
0
REPLIES
2.8K
VIEWS

Caputo-Hadamard fractional derivatine nonlinear equation system

QUESTION FROM: Ayşen Kütahyalıoğlu | 2 years ago BY: Özkan Taşkıran
Calculus , Equation Solving , Graphics and Visualization , ...
1
REPLIES
2K
VIEWS

Stephen Wolfram on ChatGPT, Wolfram|Alpha & Computational Knowledge

CONTRIBUTED BY: Vitaliy Kaurov | 2 years ago BY: Alexander Povolotsky
Computational Linguistics , Data Science , Events & Media , ...
9
REPLIES
16.9K
VIEWS

Why does f /@ x give x

QUESTION FROM: Q Wang | 2 years ago BY: Q Wang
Wolfram Language
6
REPLIES
4.1K
VIEWS

Cost of UBI for G7 nations

CONTRIBUTED BY: Eliza Kishan | 2 years ago
Economics , Graphics and Visualization , Social Science , ...
0
REPLIES
1.8K
VIEWS

How to solve system of nonlinear DDEs of fractional order?

QUESTION FROM: Feride QL | 2 years ago
Calculus , Mathematics , Wolfram Language
0
REPLIES
1.5K
VIEWS

See intermediate results of a function

QUESTION FROM: Daniela Tortora | 2 years ago BY: Daniela Tortora
Calculus , External Programs and Systems , Mathematics , ...
13
REPLIES
3.9K
VIEWS

Why should add First before TextStructure when use CommunityGraphPlot?

QUESTION FROM: Zhenyu Zeng | 2 years ago BY: Zhenyu Zeng
Curated Data , Graphs and Networks , Natural Language Processing , ...
4
REPLIES
3.3K
VIEWS

Expression wrapping no longer working

QUESTION FROM: David Golber | 2 years ago
Mathematica , Presentation and Notebooks , User Interface , ...
0
REPLIES
2.9K
VIEWS

Explicit construction of an observer of the simple harmonic oscillator

CONTRIBUTED BY: Matthew Kafker | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Computational Systems , Graphics and Visualization , ...
1
REPLIES
3.3K
VIEWS

Reading the table, selection from the table according to the given equation

QUESTION FROM: Janez Novak | 2 years ago BY: Janez Novak
Data Science , Import and Export , Wolfram Language
2
REPLIES
2.9K
VIEWS

Computing Hessian matrix (norm[2](x)) in Wolfram Alpha

QUESTION FROM: GIL Lapid Shafriri | 2 years ago
Mathematica , Mathematics , Wolfram|Alpha
0
REPLIES
1.8K
VIEWS

Point-to-area enhanced geospatial distance functions for Wolfram|Alpha?

QUESTION FROM: Myles Dear | 2 years ago
Geographic Information System , Mathematica , Wolfram|Alpha
0
REPLIES
2K
VIEWS

Log of products to sum of logs rule

QUESTION FROM: Mateusz Berezecki | 2 years ago BY: Daniel Lichtblau
Algebra , Mathematics , Wolfram Language
1
REPLIES
2.2K
VIEWS

Dodecahedron small triambic icosahedron compound

CONTRIBUTED BY: Oliver Seipel | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Curated Data , Geometry , Graphics and Visualization , ...
1
REPLIES
4.1K
VIEWS

How do I merge rows with same row name in a dataset?

QUESTION FROM: Tobi Babatunde | 2 years ago BY: Tobi Babatunde
Data Science , Wolfram Language
7
REPLIES
2.5K
VIEWS

Optimize search for rational numbers on unit circle?

QUESTION FROM: Vitaliy Kaurov | 2 years ago BY: Jari Kirma
High-Performance Computing , Mathematics , Numerical Computation , ...
11
REPLIES
7.2K
VIEWS

Constant angle between the hour and minute hands on an analog clock

CONTRIBUTED BY: Oliver Seipel | 2 years ago BY: Vitaliy Kaurov
Staff Picks , Geometry , Graphics and Visualization , Recreation , ...
3
REPLIES
7.6K
VIEWS

H-fractal tree

CONTRIBUTED BY: Sandor Kabai | 2 years ago
Dynamic Interactivity , Geometry , Graphics and Visualization , ...
0
REPLIES
1.2K
VIEWS

Minimum surface of honeycomb

CONTRIBUTED BY: Sandor Kabai | 2 years ago
Dynamic Interactivity , Geometry , Graphics and Visualization , ...
0
REPLIES
1.3K
VIEWS

Computing volume inside a given surface

QUESTION FROM: Claude Mante | 2 years ago BY: Roland Franzius
Graphics and Visualization , Optimization , Mathematics , ...
1
REPLIES
3.7K
VIEWS

Openable cosine dome

CONTRIBUTED BY: Sandor Kabai | 2 years ago
Dynamic Interactivity , Engineering , Geometry , ...
0
REPLIES
1.3K
VIEWS

Rolling bridge curls up into an octahedral shape

CONTRIBUTED BY: Sandor Kabai | 2 years ago BY: Arnoud Buzing
Dynamic Interactivity , Engineering , Geometry , ...
1
REPLIES
2.9K
VIEWS

Length of line illusion

CONTRIBUTED BY: Sandor Kabai | 2 years ago
Dynamic Interactivity , Geometry , Graphics and Visualization , ...
0
REPLIES
1K
VIEWS

Bascule bridge: two leaves balanced around fulcrums with counterweights

CONTRIBUTED BY: Sandor Kabai | 2 years ago
Dynamic Interactivity , Engineering , Geometry , ...
0
REPLIES
1.2K
VIEWS

Expandable circular table

CONTRIBUTED BY: Sandor Kabai | 2 years ago
Dynamic Interactivity , Geometry , Graphics and Visualization , ...
0
REPLIES
1.1K
VIEWS

How to compare different versions of a notebook?

QUESTION FROM: Paul Newton | 1 year ago BY: Paul Newton
Presentation and Notebooks , Wolfram Language
5
REPLIES
5.5K
VIEWS

Dirac's Large Numbers Coincidences and The Combinatorial Hierarchy

CONTRIBUTED BY: James Bowery | 2 years ago
Curated Data , Mathematics , Physics , Wolfram Language
0
REPLIES
2.3K
VIEWS

How to import Python Libraries with ExternalEvaluate?

QUESTION FROM: Asim Ansari | 6 months ago BY: Arnoud Buzing
External Programs and Systems , Wolfram Language
3
REPLIES
6.4K
VIEWS

Unable to solve this system of equations with WolframPro

QUESTION FROM: Alessandro Quattrini | 2 years ago BY: Eric Rimbey
Algebra , Calculus , Equation Solving , Mathematics , Wolfram|Alpha
4
REPLIES
2.8K
VIEWS

NSolve gives correct solution after splitting real and imaginary equations

QUESTION FROM: Bert Aerts | 2 years ago BY: Bert Aerts
Algebra , Equation Solving , Graphics and Visualization , ...
1
REPLIES
3.5K
VIEWS

RandomPoint also works with implicit regions

CONTRIBUTED BY: Frank Kampas | 2 years ago
Geometry , Graphics and Visualization , Mathematics , Wolfram Language
0
REPLIES
1.5K
VIEWS

Skip-lists: A missing ingredient to WL's Multicomputational paradigm?

CONTRIBUTED BY: Brad Klee | 2 years ago BY: Brad Klee
Staff Picks , Computer Science , Graphics and Visualization , ...
5
REPLIES
6.3K
VIEWS

The Forsyth-Edwards-Notation (FEN) with Chess Alpha font

CONTRIBUTED BY: Oliver Seipel | 2 years ago BY: Rafal Chojna
Staff Picks , External Programs and Systems , Game Development , ...
4
REPLIES
7.9K
VIEWS

Volume enclosed by a spherical function with constants

QUESTION FROM: S G | 2 years ago BY: S G
Calculus , Mathematics , Wolfram Language
2
REPLIES
4.4K
VIEWS

How do I use /. to replace a custom function?

QUESTION FROM: Sebastian Philipp Neumann | 2 years ago BY: Hans Milton
Wolfram Language
3
REPLIES
2.2K
VIEWS

Interactive Game of Life

CONTRIBUTED BY: Marcelo Amaral | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Computational Systems , Dynamic Interactivity , ...
1
REPLIES
3.7K
VIEWS

How to deploy an API function that accepts Quantity queries?

QUESTION FROM: Peter Burbery | 2 years ago
Units , Wolfram Cloud , Wolfram Language
0
REPLIES
1.7K
VIEWS

Possible to cancel/prevent further execution of notebook if a test fails?

QUESTION FROM: Paul Newton | 2 years ago BY: Paul Newton
Presentation and Notebooks , Wolfram Language
2
REPLIES
3.8K
VIEWS

Scheduled tasks and link remote kernel

QUESTION FROM: Christopher Arthur | 2 years ago
Wolfram Engine
0
REPLIES
2.4K
VIEWS

Low dimensionality to visualize the antibody-virus landscape for influenza

CONTRIBUTED BY: Tal Einav | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Biological Sciences , Data Science , ...
1
REPLIES
4.6K
VIEWS

Nonuniform circular motion

QUESTION FROM: Peter Burbery | 2 years ago
Equation Solving , Geometry , Graphics and Visualization , ...
0
REPLIES
1.7K
VIEWS

The compound of ten tetrahedra

CONTRIBUTED BY: Oliver Seipel | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Computational Humanities , Geometry , ...
1
REPLIES
4.2K
VIEWS

Memory issues with ParallelMap

QUESTION FROM: Troy Wahl | 2 years ago
High-Performance Computing , Tuning and Debugging , Wolfram Language
0
REPLIES
2.7K
VIEWS

[GiF] Abstract height field art

CONTRIBUTED BY: Mark Greenberg | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Computational Humanities , Dynamic Interactivity , ...
1
REPLIES
5.1K
VIEWS

How and when to get an update for InstallR[] ?

QUESTION FROM: Jürgen Kanz | 2 years ago BY: Jürgen Kanz
External Programs and Systems , Packages , Wolfram Language
1
REPLIES
3.3K
VIEWS

How to enter a quantity for revolutions to convert to radians and degrees?

QUESTION FROM: Peter Burbery | 2 years ago BY: Eric Rimbey
Physics , Units , Wolfram Language
1
REPLIES
3.1K
VIEWS
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