Difference between revisions of "Book/Conceptual Mathematics/OnSymmetries"

From PKC
Jump to navigation Jump to search
Line 18: Line 18:
  In 1872 [[wikipedia:Felix Klein|Felix Klein]] proposed that the way to study an object is to investigate all its [[wikipedia:automorphism|automorphism]]s, which he called [[symmetry|symmetries]].  
  In 1872 [[wikipedia:Felix Klein|Felix Klein]] proposed that the way to study an object is to investigate all its [[wikipedia:automorphism|automorphism]]s, which he called [[symmetry|symmetries]].  


Sir William Hamilton also had a paper this topic<ref>{{Cite journal
Sir William Hamilton also had a paper this topic<ref>{{:Paper/Memorandum respecting a new System of Roots of Unity}}</ref>.
|title=Memorandum respecting a new System of Roots of Unity
|author=Sir William Rowan Hamilton
|author-link=William Rowan Hamilton
|url=http://www.maths.tcd.ie/pub/HistMath/People/Hamilton/Icosian/NewSys.pdf
|journal=[[Philosophical Magazine]]
|volume=12
|year=1856
|pages=446
}}</ref>.
[[Category:Category Theory]]
[[Category:Category Theory]]
</noinclude>
</noinclude>

Revision as of 07:01, 29 August 2021

Lawvere, William; Schanuel, Stephen (January 8, 2009). Conceptual Mathematics_A First Introduction to Categories (2nd ed.). local page: Cambridge University Press. p. 180. ISBN 978-0521719162. 


In 1872 Felix Klein proposed that the way to study an object is to investigate all its automorphisms, which he called symmetries. 

Sir William Hamilton also had a paper this topic[1].