Home > manopt > manifolds > ttfixedrank > TTeMPS_1.1 > @TTeMPS > mtimes.m

mtimes

PURPOSE

MINUS Multiplication of TT/MPS tensor by scalar.

SYNOPSIS

function x = mtimes( a, x )

DESCRIPTION

MINUS Multiplication of TT/MPS tensor by scalar.
   X = MTIMES(A, X) multiplies the TT/MPS tensor X by the scalar A.

   See also PLUS, MINUS.

CROSS-REFERENCE INFORMATION

This function calls:

This function is called by:

SOURCE CODE

0001 function x = mtimes( a, x )
0002     %MINUS Multiplication of TT/MPS tensor by scalar.
0003     %   X = MTIMES(A, X) multiplies the TT/MPS tensor X by the scalar A.
0004     %
0005     %   See also PLUS, MINUS.
0006 
0007     %   TTeMPS Toolbox.
0008     %   Michael Steinlechner, 2013-2016
0009     %   Questions and contact: michael.steinlechner@epfl.ch
0010     %   BSD 2-clause license, see LICENSE.txt
0011 
0012     %x.U{1} = a*x.U{1};
0013 
0014     c = a^(1/x.order);
0015     for i = 1:x.order
0016         x.U{i} = c*x.U{i};
0017     end
0018 end