{^f Coinage metals: authors vary on irrespective of whether roentgenium (Rg) is considered a coinage steel. It can be in group eleven, like the other coinage metals, and is expected to get chemically comparable to gold.
Army. a versatile administrative and tactical unit consisting of two or even more battalions in addition to a headquarters.
Arithmetic. an API서비스 algebraic system that's closed below an associative operation, as multiplication or addition, and during which There is certainly an identification factor that, on running on One more aspect, leaves the next aspect unchanged, and through which Just about every aspect has comparable to it a singular factor that, on running on the primary, leads to the identification component.