% 
% File:   test1.qasm
% Date:   22-Mar-04
% Author: I. Chuang <ichuang@mit.edu>
%
% Sample qasm input file - EPR creation
%
%         qubit 	q0
%         qubit 	q1
% 
% 	h	q0	% create EPR pair
% 	cnot	q0,q1

%  Time 01:
%    Gate 00 h(q0)
%  Time 02:
%    Gate 01 cnot(q0,q1)

% Qubit circuit matrix:
%
% q0: gAA, gBA, n  
% q1: n  , gBB, n  

\documentclass[11pt]{article}
\input{xyqcirc.tex}

% definitions for the circuit elements

\def\gAA{\op{H}\w\A{gAA}}
\def\gBA{\b\w\A{gBA}}
\def\gBB{\o\w\A{gBB}}

% definitions for bit labels and initial states

\def\bA{ \q{q_{0}}}
\def\bB{ \q{q_{1}}}

% The quantum circuit as an xymatrix

\xymatrix@R=5pt@C=10pt{
    \bA & \gAA &\gBA &\n  
\\  \bB & \n   &\gBB &\n  
%
% Vertical lines and other post-xymatrix latex
%
\ar@{-}"gBB";"gBA"
}

\end{document}