/* -*- mode: C++ -*- */
//////////////////////////////////////////////////////////////////////////////
// FILE   : BaseC2.Map.tol
// PURPOSE: Defines Class @BaseC2.Map
//////////////////////////////////////////////////////////////////////////////

//////////////////////////////////////////////////////////////////////////////
Text _.autodoc.member.BaseC2.Map = "Extracts a sub-base of a given base "
  "whose k-th basic function are given by _.map[k] basic function of "
  "_.base. Of course _.map cannot have repated indexes to ensure linear "
  "independence.";
Class @BaseC2.Map : @BaseC2
//////////////////////////////////////////////////////////////////////////////
{
  @BaseC2 _.base; 
  Set _.map; 

  ////////////////////////////////////////////////////////////////////////////
  Static Text _.autodoc.member.New = "Creates an instance of "
  "@BaseC2.Map on R^n with specified maximum degree.";
  Static @BaseC2.Map New(@BaseC2 base, Set map)
  ////////////////////////////////////////////////////////////////////////////
  {
    @BaseC2.Map aux = [[
      Real _.n = base::_.n;
      Real _.K = Card(map);
      @BaseC2 _.base = base; 
      Set _.map = map    
  ]]};

  ////////////////////////////////////////////////////////////////////////////
  Static Text _.autodoc.member._build.function.v = 
  "Evaluates the k-th basic function for an "
  "array of points given as the rows of a matrix ";
  VMatrix _build.function.v(Real k, VMatrix X)
  ////////////////////////////////////////////////////////////////////////////
  {
    _.base::function.v(_.map[k], X)
  }; 
  ////////////////////////////////////////////////////////////////////////////
  Static Text _.autodoc.member._build.partial.derivative.1.v = 
  "Evaluates the first partial derivative of k-th basic function for an "
  "array of points given as the rows of a matrix";
  VMatrix _build.partial.derivative.1.v(Real k, VMatrix X, Real i)
  ////////////////////////////////////////////////////////////////////////////
  {
    _.base::partial.derivative.1.v(_.map[k], X, i)
  };
  ////////////////////////////////////////////////////////////////////////////
  Static Text _.autodoc.member._build.partial.derivative.2.v = 
  "Evaluates the second partial derivative of k-th basic function for an "
  "array of points given as the rows of a matrix";
  VMatrix _build.partial.derivative.2.v(Real k, VMatrix X, Real i, Real j)
  ////////////////////////////////////////////////////////////////////////////
  {
    _.base::partial.derivative.2.v(_.map[k], X, i, j)
  };
  ////////////////////////////////////////////////////////////////////////////
  Static Text _.autodoc.member._build.function.m = 
  "Evaluates all basic functions for an "
  "array of points given as the rows of a matrix ";
  VMatrix _build.function.m(VMatrix X)
  ////////////////////////////////////////////////////////////////////////////
  {
    SubCol(_.base::function.m(X),_.map)
  }; 
  ////////////////////////////////////////////////////////////////////////////
  Static Text _.autodoc.member._build.partial.derivative.1.m = 
  "Evaluates the first partial derivative of all basic functions for an "
  "array of points given as the rows of a matrix";
  VMatrix _build.partial.derivative.1.m(VMatrix X, Real i)
  ////////////////////////////////////////////////////////////////////////////
  {
    SubCol(_.base::partial.derivative.1.m(X,i),_.map)
  };
  ////////////////////////////////////////////////////////////////////////////
  Static Text _.autodoc.member._build.partial.derivative.2.m = 
  "Evaluates the second partial derivative of all basic functions for an "
  "array of points given as the rows of a matrix";
  VMatrix _build.partial.derivative.2.m(VMatrix X, Real i, Real j)
  ////////////////////////////////////////////////////////////////////////////
  {
    SubCol(_.base::partial.derivative.2.m(X,i,j),_.map)
  }
};