sets/quickref.tex
author Nishanth <nishanth@fossee.in>
Tue, 12 Oct 2010 11:26:09 +0530
changeset 334 4b1e81da1c80
parent 333 91b427241f8f
child 523 54bdda4aefa5
permissions -rw-r--r--
Finished using_sage_to_teach

Creating a set:\\
{\ex \lstinline|   p10 = set([2, 3, 5, 7]) |t}

Creating set from a tuple or list:\\
{\ex \lstinline|   s = set(var_name)|}

Operations on sets. Ex: UNION:\\
{\ex \lstinline|   s1 \| s2 |}

Other operations available:\\

\begin{lstlising}
\item "\&" -- Intersection
\item "-" -- Difference
\item "\^" -- Symmetric Difference
\item "<" -- Subset
\end{lstlisting}

Checking for containership:\\
{\ex \lstinline|    x in p10|}

Finding the no.of elements:\\
{\ex \lstinline|    len(p10)|}