operators.h

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00001 /*
00002  * Functions for generating matrix representations of quantum operators.
00003  * 
00004  * 
00005  * Robert Johansson <robert@riken.jp>
00006  *
00007  * $Id: operators_8h-source.html,v 1.1.1.1 2008-09-03 09:36:41 rob Exp $
00008  */
00009 
00010 #ifndef OPERATORS_H
00011 #define OPERATORS_H
00012 
00013 #include <gsl/gsl_matrix.h>
00014 
00015 gsl_matrix_complex *operator_sigma_z(quantum_system *qs, int n);
00016 gsl_matrix_complex *operator_sigma_x(quantum_system *qs, int n);
00017 gsl_matrix_complex *operator_sigma_y(quantum_system *qs, int n);
00018 gsl_matrix_complex *operator_unit(quantum_system *qs, int n);
00019 
00020 gsl_matrix_complex *operator_ho_lowering(quantum_system *qs, int n, int offset);
00021 gsl_matrix_complex *operator_ho_raising(quantum_system *qs, int n, int offset);
00022 gsl_matrix_complex *operator_ho_N(quantum_system *qs, int n, int offset);
00023 gsl_complex operator_trace(gsl_matrix_complex *op);
00024         
00025 
00026 
00027 #endif
00028 

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