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< 19Jxx | 19-XX | 19Lxx >
19-XX $K$-theory [See also 16E20, 18F25]
19Kxx $K$-theory and operator algebras [See mainly 46L80, and also 46M20]
19K14   $K_0$ as an ordered group, traces
19K33   EXT and $K$-homology [See also 55N22]
19K35   Kasparov theory ($KK$-theory) [See also 58J22]
19K56   Index theory [See also 58J20, 58J22]
19K99   None of the above, but in this section
< 19Jxx | 19-XX | 19Lxx >
American Mathematical Society