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15
92
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$K_0(C(\mathbb{T}^{n})) \cong \mathbb{Z}^{2^{n-1}}$

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#operator-algebras #k-theory #topological-k-theory
127
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Showing that for $f : S^{4n-1} \to S^{2n}$ that if the Hopf invariant of $f$ is $\pm 1$ then $n = 1, 2$ or $4$

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#algebraic-topology #k-theory
44
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Including space of embeddings into space of immersions and general position of handles

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#algebraic-topology #manifolds #geometric-topology #k-theory
39
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Equivalence of families indexes of Fredholm operators

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#functional-analysis #reference-request #vector-bundles #k-theory #topological-k-theory
210
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Tangent bundle of the incidence variety and its Chern class

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#algebraic-geometry #algebraic-topology #intersection-theory #k-theory #topological-k-theory
95
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Reference books on the Baum Connes conjecture

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#operator-theory #operator-algebras #c-star-algebras #k-theory #topological-k-theory
115
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Complex K-theory cohomology ring $K^*(T^2)$

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#algebraic-topology #k-theory
101
Views

prove that elements in $K_1(A)$ coincide

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#homotopy-theory #c-star-algebras #k-theory
179
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Unitary element in an AF $C^*$-algebra can be approximated by sequence of unitaries

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#operator-algebras #c-star-algebras #k-theory
74
Views

Definition of second topological $K$-group of a Banach algebra

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#general-topology #operator-algebras #fundamental-groups #topological-k-theory #k-theory
118
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Homotopy between $^*$-homomorphisms

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#operator-algebras #c-star-algebras #k-theory
322
Views

Rings with isomorphic center not necessarily Morita equivalent

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#noncommutative-algebra #k-theory #algebraic-k-theory
145
Views

Topological K-Theory-Spectrum for $C^*$-Algebras

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#algebraic-topology #topological-k-theory #k-theory
448
Views

Proof of surjectivity of Atiyah-Janich theorem

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#topological-k-theory #k-theory
102
Views

Software for computing dimension groups?

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#group-theory #coding-theory #math-software #k-theory

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