KADATH
domain_oned_qcq_nbr_unknowns.cpp
1 /*
2  Copyright 2017 Philippe Grandclement
3 
4  This file is part of Kadath.
5 
6  Kadath is free software: you can redistribute it and/or modify
7  it under the terms of the GNU General Public License as published by
8  the Free Software Foundation, either version 3 of the License, or
9  (at your option) any later version.
10 
11  Kadath is distributed in the hope that it will be useful,
12  but WITHOUT ANY WARRANTY; without even the implied warranty of
13  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14  GNU General Public License for more details.
15 
16  You should have received a copy of the GNU General Public License
17  along with Kadath. If not, see <http://www.gnu.org/licenses/>.
18 */
19 
20 #include "headcpp.hpp"
21 #include "oned.hpp"
22 #include "array_math.hpp"
23 #include "scalar.hpp"
24 #include "tensor_impl.hpp"
25 #include "tensor.hpp"
26 
27 namespace Kadath {
29 
30  int res = nbr_coefs(0) ;
31  return res ;
32 }
33 
34 int Domain_oned_qcq::nbr_unknowns (const Tensor& tt, int dom) const {
35 
36  // Check right domain
37  assert (tt.get_space().get_domain(dom)==this) ;
38 
39  int res = 0 ;
40  int val = tt.get_valence() ;
41  switch (val) {
42  case 0 :
43  res += nbr_unknowns_val_domain (tt()(dom)) ;
44  break ;
45  default :
46  cerr << "Valence " << val << " not implemented in Domain_oned_qcq::nbr_unknowns" << endl ;
47  break ;
48  }
49  return res ;
50 }}
virtual int nbr_unknowns(const Tensor &, int) const
Computes the number of true unknowns of a Tensor, in a given domain.
int nbr_unknowns_val_domain(const Val_domain &so) const
Computes the number of true unknowns of a Val_domain.
Dim_array nbr_coefs
Number of coefficients.
Definition: space.hpp:66
const Domain * get_domain(int i) const
returns a pointer on the domain.
Definition: space.hpp:1385
Tensor handling.
Definition: tensor.hpp:149
int get_valence() const
Returns the valence.
Definition: tensor.hpp:509
const Space & get_space() const
Returns the Space.
Definition: tensor.hpp:499
Class for storing the basis of decompositions of a field and its values on both the configuration and...
Definition: val_domain.hpp:69