共 8 条
[1]
COURANT R, 1966, METHODS MATH PHYSICS, V1
[4]
DATKO R, UNPUB EXPONENTIAL ST
[5]
HILLE E, 1969, LECTURES ORDINARY DI
[6]
Lions JL, 1968, CONTROLE OPTIMAL SYS
[7]
Taylor A. E., 1958, INTRO FUNCTIONAL ANA
[8]
TYCHONOFF AM, 1959, DIFFERENTIALGLEICHUN