eigens.hh

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#ifndef eigens_hh
#define eigens_hh
 
#include "basics/outputOperator.hh"
#include "basics/typedefs.hh"
#include "function/vector.hh"
#include "toolbox/array.hh"
 
namespace eigensolver {
 
  // *********************************************************** EigenSolver **
 
  template <typename F>
  class EigenSolver : public concepts::OutputOperator {
  public:
    virtual const concepts::Array<F>& getEV() = 0;
    /* Returns an array with the eigen functions
     * @deprecated: this interface requires that the returned array 
     * must be hold as a member variable of the class. (use std::auto_pointer or similar)
    */
    virtual const concepts::Array<concepts::Vector<F>*>& getEF() = 0;
 
    virtual uint converged() const = 0;
    virtual uint iterations() const = 0;
  protected:
    virtual std::ostream& info(std::ostream& os) const;
  };
 
}
 
#endif // eigens_hh