Differential-difference equations
Bellman, Richard Ernest
Differential-difference equations - New York : Academic Press, 1963 - 462 p. : il. - Mathematics in science and engineering. A series of monographs and textbooks ; v.6 .
515.32 / B445
Differential-difference equations - New York : Academic Press, 1963 - 462 p. : il. - Mathematics in science and engineering. A series of monographs and textbooks ; v.6 .
515.32 / B445