00389nam a2200157Ia 4500008004100000041000800041082001600049100002000065245003800085260003500123300000800158365001000166650001300176650002500189700001700214140306s9999    xx            000 0 und d  aeng  a510bSAH/MA  aBopardikar, D Y  aMathematics for economic analysis  aBombaybSheth publishersc1986  a304  bRs.30  aMatrices  aPartical derivatives  aSahurja, R R