00305nam a2200121 a 450000500170000002000150001708200150003210000180004724500190006526000360008430000240012049000390014420251203110154.0  a0387941282  a512.5bJAN  aJanich, Klaus  aLinear algebra  aNew YorkbSpringer Verlagc1994  aix204p.c23 cm P.B.  aUndergraduate texts in mathematics