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References to 'isometry'
1. $C^*$-algebra homomorphisms have closed images by asteroid
2. Banach-Mazur compactum by bbukh
3. Banach-Tarski paradox by paolini
4. bounded linear functionals on $L^\infty(\mu)$ by gel
5. centre of mass by stevecheng
6. classical groups by Algeboy
7. classification of Hilbert spaces by asteroid
8. classification of separable Hilbert spaces by Evandar
9. compact quantum groupoids related to C*-algebras by bci1
10. completion by djao
11. composition algebras over $\mathbb{Q}$ by Algeboy
12. decomposition of self-adjoint elements in positive and negative parts by asteroid
13. Dehn's theorem by paolini
14. equivalence of definitions of $C^*$-algebra by rspuzio
15. Euclidean space by rmilson
16. Euclidean space as a manifold by matte
17. examples of bounded and unbounded operators by matte
18. first fundamental form by stevecheng
19. fundamental theorem of space curves by rmilson
20. Gelfand-Mazur theorem by asteroid
21. geometry as the study of invariants under certain transformations by rspuzio
22. Gram matrix by lalberti
23. hyperbolic pairs and basis by Algeboy
24. hyperbolic plane in quadratic spaces by CWoo
25. injective $C^*$-algebra homomorphism is isometric by asteroid
26. invariant forms on representations of compact groups by bwebste
27. It\^o integral by stevecheng
28. Jacobson's theorem on composition algebras by Algeboy
29. Jordan-Banach and Jordan-Lie algebras by bci1
30. Kuratowski's embedding theorem by puuhikki
31. Mazur-Ulam theorem by yark
32. normality of subgroups is not transitive by yark
33. operator induced by a measure preserving map by asteroid
34. partial isometry by CWoo
35. partial isometry on hilbert spaces by karstenb
36. proof of Banach-Tarski paradox by GrafZahl
37. proof of bounded linear functionals on $L^p(\mu)$ by gel
38. proof of classification of separable Hilbert spaces by rspuzio
39. proof of Gelfand-Naimark representation theorem by asteroid
40. proof of Hausdorff paradox by GrafZahl
41. quadratic space by CWoo
42. quadratic variation by gel
43. real tree by GrafZahl
44. red-black tree by PrimeFan
45. shift operators in $\ell^p$ by matte
46. simplicial complex by djao
47. Teichm\"uller space by jirka
48. Uniform Algebra by karstenb
49. unitary by asteroid
50. weak-* topology of the space of Radon measures by stevecheng