( a. )
The integral used in obtaining the area bounded by a curve; hence, the definite integral of the product of any function of one variable into the differential of that variable.
( a. )
The integral used in obtaining the area bounded by a curve; hence, the definite integral of the product of any function of one variable into the differential of that variable.
Webster's Revised Unabridged English Dictionary. Пересмотренный полный словарь английского языка Webster. 2012