000 00447 a2200145 4500
035 _a
090 _c16698
_d16698
100 _aSchaffer, Juan Jorge
245 _aLinear difference equations: Closedness of convariant sequence
_bAppendix
_cJuan Jorge Schaffer
260 _aCarnegie-Mellon
_bUniversite Carnegie- Mellon
_c1969
300 _a5 p
_c27 cm
440 _aReport
_n69-34
500 _aLucrarea este multigrafiata
942 _aIMAR
_cCART
_sSN
999 _c16452
_d16452