code: def _solution_factory(self, basis_kwargs, coefs_array, nodes, problem, result):
          
          soln_coefs = self._array_to_list(coefs_array, problem.number_odes)
          soln_derivs = self._construct_derivatives(soln_coefs, **basis_kwargs)
          soln_funcs = self._construct_functions(soln_coefs, **basis_kwargs)
          soln_residual_func = self._interior_residuals_factory(soln_derivs,
                                                                soln_funcs,
                                                                problem)
          solution = solutions.Solution(basis_kwargs, soln_funcs, nodes, problem,
                                        soln_residual_func, result)
          return solution
docs: Construct a representation of the solution to the boundary value problem.
  
          Parameters
          ----------
          basis_kwargs : dict(str : )
          coefs_array : numpy.ndarray
          problem : TwoPointBVPLike
          result : OptimizeResult
  
          Returns
          -------
          solution : SolutionLike