lambda calculus
n 1. (Logic) logic computing a formalized description of functions and the way in which they combine, developed by Alonzo Church and used in the theory of certain high-level programming languages
2. (Computer Science) logic computing a formalized description of functions and the way in which they combine, developed by Alonzo Church and used in the theory of certain high-level programming languages
[C20: from the use of the symbol lambda (λ) to represent the mathematical functions]
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