00455nam 2204098 45000010005000000030023000050050009000280080041000370820008000780720016000860200013001021000023001152600024001382450043001626500016002056500044002216500010002654098StarLibrary Marc Built20180420201711 ||||| |||||||||||amh  a510 aMathematics aبدون aStephen A. Wiitala bMC GRAW,HILL c1987 aDiscrete mathematics aunifred approach aMathematics aelectronic data processing -Mathematics atitle