00439nam a2200145 a 450000500170000002000180001708200130003510000180004824500810006626000430014730000250019049000410021550000190025670000180027520251203111207.0  a9788185931920  a512bLAK  aLakshmibai,V.  aFlag varietiesbinterplay of geometry,combinatorics and representation theor  aNew DelhibHindustan Book Agencyc2009  axiv,272p.c22cm.bHB  aTexts and readings in mathematics 53  aincludes index  aBrown, Justin