Gaussian elimination is not optimal
Tài liệu tham khảo
Klyuvev, V. V., andN. I. Kokovkin-Shcherbak: On the minimization of the number of arithmetic operations for the solution of linear algebraic systems of equations. Translation byG. I. Tee: Technical Report CS 24, June 14, 1965, Computer Science Dept., Stanford University.
Winograd, S.: A new algorithm for inner product. IBM Research Report RC-1943, Nov. 21, 1967