We introduce the notion for a C^*-algebra to be surjectively contractible by surjective homomorphisms, and consider its basic properties.

C^*-algebra, contractible, K-theory, Euler characteristic.

Received: August 2, 2021; Accepted: September 8, 2021; Published: September 21, 2021

How to cite this article: Takahiro Sudo, Contractible C^*-algebras by surjective homomorphisms, JP Journal of Geometry and Topology 26(2) (2021), 131-138. DOI: 10.17654/GT026020131

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