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Simplify function composition slide

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Julian Ospald 2015-05-01 16:42:18 +02:00
parent a5034b1812
commit 5fefc209f6
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1 changed files with 2 additions and 2 deletions
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VL2/content/VL2_composition1.tex
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@ -2,7 +2,7 @@
\vspace{\baselineskip} \vspace{\baselineskip}
\\ \\
\ifger{Aus der Mathematik wissen wir bereits, dass:}{From maths we already know that:}\\ \ifger{Aus der Mathematik wissen wir bereits, dass:}{From maths we already know that:}\\
$(g \circ f)(x) = g(f(x))$ $(f \circ g)(x) = f(g(x))$
\vspace{\baselineskip} \vspace{\baselineskip}
\\ \\
\pause \pause
@ -14,7 +14,7 @@ composedFunction x = (f . g) x
-- is evaluated first -- is evaluated first
composedFunction x = f . g $ x composedFunction x = f . g $ x
-- and same again, remember that 'f x =' -- and same again, remember that 'g x ='
-- is just syntax sugar -- is just syntax sugar
-- omitting the x here is also called eta reduction -- omitting the x here is also called eta reduction
composedFunction = f . g composedFunction = f . g