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Wrong frequencies in Periodogram?

QUESTION FROM: Vladimir Ivanov | 38 minutes ago BY: Daniel Lichtblau
Mathematics, Calculus, Graphics and Visualization, ...
5
REPLIES
508
VIEWS

Tabular Doesn't drop Columns Properly

QUESTION FROM: Dalila Benachenhou | 59 minutes ago
Data Science, Mathematica, Modeling, ...
0
REPLIES
14
VIEWS

Question About Counting Spots on a Leaf in Mathematica

QUESTION FROM: Flora Vosoughi | 2 hours ago BY: Flora Vosoughi
Computer Science, Data Science, Engineering, ...
4
REPLIES
566
VIEWS

Reverse engineering images of graphics to data and Wolfram code using LLMs

CONTRIBUTED BY: Daniel Carvalho | 3 hours ago BY: Daniel Carvalho
Staff Picks, Data Science, Graphics and Visualization, ...
3
REPLIES
110
VIEWS

Shortest closed curve to inspect a sphere

CONTRIBUTED BY: Mohammad Ghomi | 4 hours ago BY: EDITORIAL BOARD
Staff Picks, Astronomy, Mathematics, Physics, Geometry, ...
1
REPLIES
60
VIEWS

What is the cause of the incorrect substitution?

QUESTION FROM: Sami Heidari | 7 hours ago BY: Gianluca Gorni
Mathematics, Calculus, Wolfram Language, ...
1
REPLIES
60
VIEWS

Diffusivity of carbon tetrachloride into oxygen

CONTRIBUTED BY: Housam Binous | 7 hours ago
Chemistry, Engineering, Wolfram Language, Modeling, ...
0
REPLIES
39
VIEWS

How to set X or Y axis units to engineering notation (display uV or ms etc)

QUESTION FROM: ok ok | 8 hours ago BY: Gianluca Gorni
Graphics and Visualization, Wolfram Language
3
REPLIES
142
VIEWS

GraphImage2List: get numeric data from plot's images using image processing

CONTRIBUTED BY: Kotaro Okazaki | 8 hours ago BY: Ahmed Elbanna
Staff Picks, Data Science, Image Processing, ...
11
REPLIES
20K
VIEWS

ExternalEvaluate Shell: usage examples

CONTRIBUTED BY: Riccardo Di Virgilio | 8 hours ago BY: Frank Boddeke
Staff Picks, Data Science, ...
2
REPLIES
2K
VIEWS

Mathematica 13.3 and System Modeler 13.2.0 incompatibility

QUESTION FROM: Vijay Sharma | 12 hours ago BY: Sergio Vargas
Wolfram Language, SystemModeler
1
REPLIES
63
VIEWS

[WSG25] Daily Study Group: What is ChatGPT Doing... and Why Does It Work?

CONTRIBUTED BY: Arben Kalziqi | 15 hours ago BY: Phil Earnhardt
Wolfram U
17
REPLIES
915
VIEWS

Mathematica 14.2 is not performing matrix multiplication on 3 times 3 matrices.

QUESTION FROM: P. Marrone | 15 hours ago BY: Daniel Lichtblau
Mathematics, Algebra, Wolfram Language
2
REPLIES
150
VIEWS

A-Puzzle-A-Day solver: shapes placement on calendar board

CONTRIBUTED BY: Kotaro Okazaki | 18 hours ago BY: Brad Klee
Staff Picks, Game Development, Image Processing, ...
3
REPLIES
581
VIEWS

Renormalization group approach for modified vdP oscillator with PT non-Hermitian interaction

CONTRIBUTED BY: Biswajit Bhowmick | 23 hours ago BY: EDITORIAL BOARD
Staff Picks, Wolfram Language
1
REPLIES
141
VIEWS

Help with rearranging the equation and solution Steps?

QUESTION FROM: Sami Heidari | 1 day ago BY: Sami Heidari
Mathematics, Algebra, Equation Solving, ...
8
REPLIES
132
VIEWS

Radio button bar in square layout

QUESTION FROM: Mark Greenberg | 1 day ago
Interface Construction, Wolfram Language
0
REPLIES
55
VIEWS

Is Grid preferable to GraphicsGrid for dynamic rendering?

QUESTION FROM: David O'Gorman | 1 day ago BY: Michael Rogers
Dynamic Interactivity, Graphics and Visualization, ...
3
REPLIES
200
VIEWS

Total lunar eclipse of March 13-14, 2025: detailed phases timeline and Earth's shadow impact

CONTRIBUTED BY: Jeffrey Bryant | 1 day ago BY: EDITORIAL BOARD
Staff Picks, Astronomy, Physics, ...
1
REPLIES
212
VIEWS

[WSG25] Daily Study Group: Quantum Optimization

CONTRIBUTED BY: Sebastian Rodriguez | 1 day ago BY: Arunangshu Debnath
Computer Science, Education, Physics, Wolfram U, ...
5
REPLIES
478
VIEWS
1
2
3
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FEATURED CONTRIBUTORS

Active Members
Mohammad Ghomi
4 hours ago
Daniel Carvalho
8 hours ago
Biswajit Bhowmick
1 day ago
Jeffrey Bryant
1 day ago
Kristian Blom
2 days ago
Drew Lesso
3 days ago
Casey Cartwright
3 days ago
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