Clarification about Fractal Dimensions

  • Context: High School 
  • Thread starter Thread starter Tracey3
  • Start date Start date
  • Tags Tags
    Dimensions Fractal
Click For Summary

Discussion Overview

The discussion revolves around the concept of fractal dimensions, particularly the distinction between traditional integer dimensions and fractional dimensions associated with fractals. Participants seek clarification on how dimensions are defined in this context and the implications for understanding geometric objects.

Discussion Character

  • Conceptual clarification, Technical explanation, Debate/contested

Main Points Raised

  • One participant expresses confusion about the definition of dimensions, traditionally understood as uniform integers (1, 2, 3).
  • Another participant introduces the distinction between topological dimension and Hausdorff dimension, suggesting that the latter is relevant to fractals.
  • A participant notes that fractal dimensions can be fractional, indicating that some spaces exist between traditional dimensional classifications.
  • Additional context is provided about the historical origin of the term "fractal" by Benoit Mandelbrot, emphasizing the concept of fractional dimensions and providing examples like the Koch snowflake and Sierpinski carpet.

Areas of Agreement / Disagreement

Participants do not reach a consensus, as there are differing understandings of dimensions and the implications of fractal geometry. Some participants provide clarifications while others express confusion.

Contextual Notes

The discussion highlights the need for clarity regarding definitions of dimensions, particularly in relation to fractals, and the potential for misunderstanding based on traditional views of dimensionality.

Tracey3
Hi there, so recently we had professor's assistant covering our class and he decided to talk about Fractal Dimensions. Maybe its just the concept or his explenation but we all left the class bewildered to say the least.

Could someone clarify for me, how do we refer to the number of dimensions? My understanding was always that they are uniform integers 1,2,3. Based on what my current comprehension is, we have 1-3 dimensions? :confused:
 
Mathematics news on Phys.org
The Fractal dimension can be fractional and applies to spaces which may not be quite either 1- , 2- or n-dimensional, but somehow somewhere in-between.
 
The term fractal was coined by Benoit Mandelbrot in 1975, to express the concept of dimensions that could be fractional. Common geometric objects such as lines (dimension 1), planes (dimension 2), and spheres (dimension 3) have integral dimensions, but there are objects that have dimension somewhere between these integer values. Some examples are the Koch snowflake and Sierpinski carpet. The Koch snowflake is made up of line segments, but the snowflake itself is so convoluted that it can be thought of as filling an area. See https://en.wikipedia.org/wiki/Fractal
 

Similar threads

  • · Replies 4 ·
Replies
4
Views
3K
  • · Replies 3 ·
Replies
3
Views
2K
  • · Replies 2 ·
Replies
2
Views
1K
  • · Replies 4 ·
Replies
4
Views
4K
  • · Replies 5 ·
Replies
5
Views
2K
  • · Replies 6 ·
Replies
6
Views
4K
  • · Replies 10 ·
Replies
10
Views
6K
  • · Replies 25 ·
Replies
25
Views
8K
  • · Replies 3 ·
Replies
3
Views
2K
  • · Replies 5 ·
Replies
5
Views
3K