type(vector) mod_linear_equation::leq_leastSquare_QR ( type(matrix),intent(in)  m,
type(vector),intent(in)  v,
character*(*),intent(in),optional  meth_qr,
real*4,intent(in),optional  eps_gsortho,
logical,intent(in),optional  is_permuted 
)

solve mx=v by least square

Author:
Abal-Kassim Cheik Ahamed <akcheik@gmail.com>
Parameters:
m : type(matrix)
v : type(vector)
meth_qr : character*(*) ('ho'=>householder or 'gs'=>gram-schmidt or 'gsro'=>gram-schmidt reorthogonalization) (optional)
eps_gsortho : real*4 , precision g-s reortho... (optional)
is_permuted : with permutation matrix (optional)
Date:
27th of March, 2011
Remarks:
Returns:
res : type(vector)
Exceptions:
+ 
  • m and v must be allocated
  • $ m\%rows = v\%size $$

Definition at line 246 of file linear_equation.f90.

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