Dmitry Kaledin (sometimes transliterated as Dmitri) is a Russian mathematician.
Kaledin has proved some cases of the degeneration conjecture of Maxim Kontsevich.
D. Kaledin, Tokyo lectures “Homological methods in non-commutative geometry”, pdf, TeX; and related but different Seoul lectures
D. Kaledin, Cartier isomorphism and Hodge theory in the non-commutative case, Arithmetic geometry, 537–562, Clay Math. Proc. 8, Amer. Math. Soc. 2009, arxiv/0708.1574
D. Kaledin, Cyclic homology with coefficients, math.KT/0702068, to appear in Yu. Manin’s 70th anniversary volume.
Book: Dmitri Kaledin, Misha Verbitsky, Hyperkahler manifolds 2000; International Press of Boston