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Task/Function-composition/EchoLisp/function-composition-1.echolisp

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+;; By decreasing order of performance
+;; 1) user definition : lambda and closure
+
+(define (ucompose f g ) (lambda (x) ( f ( g x))))
+(ucompose sin cos)
+   → (🔒 λ (_x) (f (g _x)))
+
+;; 2) built-in compose : lambda
+
+(compose sin cos)
+   → (λ (_#:g1002) (#apply-compose (#list #cos #sin) _#:g1002))
+
+;; 3) compiled composition
+
+(define (sincos x) (sin (cos x)))
+sincos → (λ (_x) (⭕️ #sin (#cos _x)))