noun
impulse function
Technical term in signal processing and control theory, referring to the Dirac delta function or a unit impulse.
衝撃関数は、制御工学でよく使われる概念です。
The impulse function is a concept often used in control engineering.
Compound of 衝撃 (shock, impact) and 関数 (function), likely a calque from English 'impulse function'.