algebra alphabet arabic language assembly language attribute call stack common lisp compile time computer programming computer science concatenation continuous function continuous probability distribution cumulative distribution function data data structure deduction design of experiments discrete probability distribution engineering formula free variables and bound variables functional programming global variable greek alphabet identifier immutable object imperative programming intension intervening variable italic type latin level of measurement lexical analysis lifestyle local variable malloc mathematical statistics mathematics mathematics in medieval islam measurable function memory leak name binding naming convention natural science number observation old spanish language open sentence php parameter perl physical science probability space pronunciation purely functional random variable runtime science source code spanish language spreadsheet static variable statistics subroutine subtype symbol system the compendious book on calculation by completion and balancing type polymorphism type signature type system undefined behavior undefined variable unix shell unreferenced variable wikiversity wiktionary