A Methodology for Systems Engineering, Volume 24

action alternative analysis applied approach basic block called channel Chapter choose complete components consequences consider continuous cost creative criterion decision defined definition demand detailed determine discussed economic effect environment equation equipment example existing expected experience fact factors field frequency function give given graph human ideas important income increase individual input interest kind limited means measure methods nature necessary objectives operations organization output performance phase physical planning possible preference present probability problem profit properties questions reason received relation requirements satisfy scale shows signal simple situation sometimes specific standard step studies synthesis systems engineering technical techniques telephone theory tion units usually utility variables wanted York