The Secrets of Geometry: A Comprehensive Overview

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Discussion Overview

The discussion revolves around the applications and significance of various geometric concepts such as degree measure theorem, Thales theorem, loci, similarity, and congruence. Participants explore the foundational nature of these concepts and their relevance in advanced mathematical contexts, as well as personal experiences related to geometry.

Discussion Character

  • Exploratory
  • Conceptual clarification
  • Debate/contested
  • Mathematical reasoning

Main Points Raised

  • Some participants express a desire to understand the practical applications of basic geometric concepts.
  • Others suggest that foundational knowledge in geometry is essential before advancing to more complex topics.
  • A participant emphasizes the importance of concepts like congruence and similarity, noting that they help identify common properties among different shapes, which can simplify understanding.
  • One participant shares a personal account of their professional journey in algebraic geometry, detailing their research, teaching, and the joy derived from the subject.
  • There are suggestions for resources, including books and online materials, to further explore geometry.

Areas of Agreement / Disagreement

Participants generally agree on the foundational nature of the geometric concepts discussed, but there is no consensus on specific applications or the best resources for learning. Multiple viewpoints on the significance and utility of geometry remain present.

Contextual Notes

Some participants mention gaps in their knowledge and areas of geometry they have not explored, indicating that the discussion is ongoing and that there are unresolved aspects regarding the depth of understanding required for advanced topics.

Who May Find This Useful

This discussion may be useful for students beginning their journey in geometry, educators looking for insights on teaching methods, and professionals in mathematics seeking to share experiences and resources.

chound
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I want to know what I can do with learning degree measure theorem, Thales theorem, Loci, Similarity, Congruence, etc? :cry:
 
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The mathematics you're talking about is basic mathematics. You'll need to learn much more to be able to use it. It's like learning your alphabets. Be patient and one day you'll be illuminated.
 
recon said:
The mathematics you're talking about is basic mathematics. You'll need to learn much more to be able to use it. It's like learning your alphabets. Be patient and one day you'll be illuminated.

Yeah...what he said.

For what it's worth, you're just now entering a world beyond your imagination: the wonderful world of mathematics.
 
Ok what do I do learning all the other geometry??
 
Buy a good book :) eg: www.amazon.com/www.amazon.com/etc[/URL]..
Or just search the web :)

[r.D]
 
Last edited by a moderator:
Geometry: From Euclid to Knots by Saul Stahl
is this a goog book?
 
Geometry: From Euclid to Knots by Saul Stahl
is this a good book?
 
i have not read that book.

the value of concepts like congruence and similarity is that they identify properties that different shapes have in common. when this is noticed then other properties that these figures have in common can be derived. this saves work in understanding these shapes. i.e. something learned about one of them can be carried over to another.

similarity is especially useful. and proportionality. for example if you know that volume of similar figures increases as the cube of their sides, you can learn the volume of a large object by measuring the voilume of a small similar object and scaling up according to the cube of the increase in the side. i.e. if you make it three times longer it will become 27 times as voluminous.

so a man twice your height would perhaps be 8 times as heavy as you are.

this is a very powerful idea.
 
Ok. What are you people doing with all the geometry you have learnt??
 
  • #10
chound said:
Ok. What are you people doing with all the geometry you have learnt??

Use it to help us learn more.
 
  • #11
I am a professional algebraic geometer. I write research papers, talk about interesting geometry questions with other researchers and students, and learn as much as I can. In the meantime I teach college and some high school, or even elementary school students about algebra, geometry, calculus, real and complex analysis, differential equations, logic and proof, algebraic and differential topology, cohomology and sheaves, algebraic varieties, complex manifolds, abelian varieties and theta functions. A big gap in my knowledge is lie groups and their lie algebras, as well as Fourier analysis and group representations. Partial differential equations is another gap, but I have made a lot of use of the heat equation and Laplace's equation in geometry.

My career in this subject has led me on enjoyable invited visits to France, Italy, Germany, Spain, Mexico, Chile, Canada, and Japan, most of which I had never been to before. Geometry has enriched my life. My favorite special occasion wine is Isosceles, from Justin, Paso Robles. I admit a different profession would have provided more income for such pleasures, but geometry itself is a great pleasure. I also get a lot of pleasure from reading and responding to questions and replies posted here.
 
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