Recommended literature:
M. Nielsen, I. Chuang. Quantum Computation and Quantum Information.
M. Hirvensalo. Quantum Computing.
A. Yu. Kitaev, A. H. Shen, M. N. Vyalyi. Classical and Quantum Computation.
L. D. Faddeev, O. A. Yakubovski?. Lectures on Quantum Mechanics for Mathematics Students.