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#***************************************************************************** 

# Copyright (C) 2005 William Stein <wstein@gmail.com> 

# 

# Distributed under the terms of the GNU General Public License (GPL) 

# 

# This code is distributed in the hope that it will be useful, 

# but WITHOUT ANY WARRANTY; without even the implied warranty of 

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 

# General Public License for more details. 

# 

# The full text of the GPL is available at: 

# 

# http://www.gnu.org/licenses/ 

#***************************************************************************** 

from __future__ import absolute_import 

 

from .free_module import FreeModule, VectorSpace, span 

 

from .free_quadratic_module import (FreeQuadraticModule, QuadraticSpace, 

InnerProductSpace) 

 

from .free_module_element import (vector, free_module_element, zero_vector, 

random_vector) 

 

from .vector_space_morphism import linear_transformation 

 

from sage.misc.lazy_import import lazy_import 

 

lazy_import('sage.modules.filtered_vector_space', 'FilteredVectorSpace') 

lazy_import('sage.modules.multi_filtered_vector_space', 'MultiFilteredVectorSpace') 

lazy_import('sage.modules.free_quadratic_module_integer_symmetric', 'IntegralLattice') 

lazy_import('sage.modules.torsion_quadratic_module', 'TorsionQuadraticForm')