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• Inner product spaces: part 1
  ...< u ,v>$ preserved under isomorphisms? Answer: No. We'd need what we call "isomorphisms of inner product spaces".
  14 KB (2,404 words) - 15:04, 13 October 2011
• Cohomology
  are isomorphisms for all $k$. In the face of the isomorphisms of the groups and the matching behavior of the maps, let's not forget who c
  45 KB (6,860 words) - 16:46, 30 November 2015
• Contemporary Abstract Algebra by Gallian
  6 [[isomorphisms]] *[[Properties of isomorphisms]] 128
  5 KB (568 words) - 15:23, 16 November 2011
• Continuous functions
  ...sms on a category in such a way that it includes homeomorphisms and groups isomorphisms.
  42 KB (7,138 words) - 19:08, 28 November 2015
• Topological equivalence
  ...lgebra the equivalence relation between [[vector space]]s is provided by [[isomorphisms]], same in modern algebra. There are also classification theorems: two fini
  2 KB (276 words) - 23:24, 30 November 2012
• Lefschetz theory for coincidences
  are the [[Poincare duality]] isomorphisms.
  19 KB (3,563 words) - 15:20, 9 December 2012
• Linear operators: part 1
  13 KB (2,086 words) - 19:58, 27 January 2013
• Linear operators: part 5
  Given $A,B$ two isomorphisms. Complete the diagram with the composition $C = BA$. Easy to prove that $C$
  11 KB (1,929 words) - 01:11, 12 September 2011
• Duality: forms as cochains
  are isomorphisms for all $k$.
  29 KB (4,540 words) - 13:42, 14 March 2016
• Forms vs vector fields and functions
  8 KB (1,153 words) - 19:42, 17 April 2013
• Group theory: test 2
  #Prove that the composition of two isomorphisms is an isomorphism.
  2 KB (242 words) - 20:31, 29 November 2011