1
Taylor J L. Homology and cohomology for topological algebras[J]. Advances in Mathematics, 1972, 9(2): 137-182.
2
Andersson M R, Sjoestrand J. Functional calculus for non-commuting operators with real spectra via an iterated Cauchy formula[J]. Journal of Functional Analysis, 2003, 210(2): 341-375.
3
Curto R E. Fredholm and invertible -tuples of operators. The deformation problem[J]. Transactions of the American Mathematical Society, 1981, 266(1): 129-159.
4
Popescu G. Free holomorphic functions on the unit ball of B(H)^n. II[J]. Journal of Functional Analysis, 2006, 241(1): 1513-1578.
5
Agler J, Young N J. Symmetric functions of two noncommuting variables[J]. Journal of Functional Analysis, 2013, 266(9): 5709-5732.
6
Colombo F, Sabadini I, Struppa D C, et al. A new functional calculus for noncommuting operators[J]. Journal of Functional Analysis, 2008, 254(8): 2255-2274.
7
Fabrizio Colombo · Irene Sabadini. The Cauchy formula with s-monogenic kernel and a functional calculus for noncommuting operators. 2011.
8
Colombo F, Sabadini I. On Some Properties of the Quaternionic Functional Calculus[J]. Journal of Geometric Analysis, 2009, 19(3): 601-627.
9
Eschmeier J, Putinar M. Spherical contractions and interpolation problems on the unit ball[J]. Crelle\u0027s Journal, 2011, 2002(542).
10
Guo K, Wang K. Essentially normal Hilbert modules and K-homology[J]. Mathematische Annalen, 2007, 340(4): 907-934.