MSC2020 database

Select a 2 digit classification

Enter a keyword, phrase or a 2-, 3-, or 5-digit classification

< 19Gxx | 19-XX | 19Kxx >

19-XX			$K$ -theory [See also 16E20, 18F25]
	19Jxx		Obstructions from topology
		19J05	Finiteness and other obstructions in $K_0$
		19J10	Whitehead (and related) torsion
		19J25	Surgery obstructions ( $K$ -theoretic aspects) [See also 57R67]
		19J35	Obstructions to group actions ( $K$ -theoretic aspects)
		19J99	None of the above, but in this section

< 19Gxx | 19-XX | 19Kxx >