# Source code for cvxpy.atoms.sum_squares

"""
Copyright 2013 Steven Diamond
This file is part of CVXPY.
CVXPY is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
CVXPY 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.
You should have received a copy of the GNU General Public License
along with CVXPY. If not, see <http://www.gnu.org/licenses/>.
"""
from cvxpy.atoms.quad_over_lin import quad_over_lin
[docs]def sum_squares(expr):
"""The sum of the squares of the entries.
Parameters
----------
expr: Expression
The expression to take the sum of squares of.
Returns
-------
Expression
An expression representing the sum of squares.
"""
return quad_over_lin(expr, 1)