n (Logic) an uninterpreted symbolic system whose syntax is precisely defined, and on which a relation of deducibility is defined in purely syntactic terms; a logistic system, (Also called) formal theory, formal calculus Compare â formal language. 1  English Collins Dictionary - English Definition & Thesaurus.
ASM metadata is stored in disk groups â in metadata blocks. Some ASM metadata is at the fixed position in every ASM disk, and is referred to as physically addressed metadata. Other ASM metadata is organised in files (directories) and is referred to as virtually addressed metadata.
BREAKING DOWN 'Available Seat Miles-ASM'. ASM is simply a measure of a flight's revenue-generating abilities based upon traffic. For investors analyzing airlines, ASM is a very important metric in deciding which airlines are best at generating revenue from the availability of seats to customers.