From a0a9a22f2bb0de328005c36bba7eb060fc7eb1f2 Mon Sep 17 00:00:00 2001
From: David Kaufmann <astra@ionic.at>
Date: Wed, 15 May 2019 04:46:07 +0200
Subject: [PATCH] add ex2.3

---
 ex2/main_3.tex | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/ex2/main_3.tex b/ex2/main_3.tex
index d4b0fff..aef9625 100644
--- a/ex2/main_3.tex
+++ b/ex2/main_3.tex
@@ -1 +1,16 @@
 %ex2.3
+
+\begin{enumerate}[label=(\alph*)]
+	\item
+		\textbf{Map function:} for every tuple t in R and for every tuple t in
+		S, produce the key-value pair (t,t);\\
+		\textbf{Reduce funtion:} Receives input of the form (t; [t, t, …, t])\\
+	\item
+		\textbf{Map function:} for every tuple t in R and for every tuple t in
+		S, produce the key-value pair (t; ''R'') or (t; ''S''), respectively.\\
+		\textbf{Reduce function:} Receives input of the form (t;
+		[x_{1},…,x_{n}]), where each x_{i} is either the form of ''R'' or
+		''S''.
+		Outputs (t,t) if the input contains both values ''R'' and ''S'' and
+		outputs nothing otherwise.\\
+\end{enumerate}
-- 
2.43.0