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sc::OverlapOrthog(3)		     MPQC		  sc::OverlapOrthog(3)

NAME
       sc::OverlapOrthog - This	class computes the orthogonalizing transform
       for a basis set.

SYNOPSIS
       #include	<orthog.h>

       Inherits	sc::SavableState.

   Public Types
       enum OrthogMethod { Symmetric =1, Canonical =2, GramSchmidt =3 }
	   An enum for the types of orthogonalization.

   Public Member Functions
       OverlapOrthog (OrthogMethod method, const RefSymmSCMatrix &overlap,
	   const Ref< SCMatrixKit > &result_kit, double	lindep_tolerance, int
	   debug=0)
       OverlapOrthog (StateIn &)
       void save_data_state (StateOut &)
	   Save	the base classes (with save_data_state)	and the	members	in the
	   same	order that the StateIn CTOR initializes	them.
       void reinit (OrthogMethod method, const RefSymmSCMatrix &overlap, const
	   Ref<	SCMatrixKit > &result_kit, double lindep_tolerance, int
	   debug=0)
       double min_orthog_res ()	const
       double max_orthog_res ()	const
       Ref< OverlapOrthog > copy () const
       OrthogMethod orthog_method () const
	   Returns the orthogonalization method.
       double lindep_tol () const
	   Returns the tolerance for linear dependencies.
       RefSCMatrix basis_to_orthog_basis ()
	   Returns a matrix which does the requested transform from a basis to
	   an orthogonal basis.
       RefSCMatrix basis_to_orthog_basis_inverse ()
	   Returns the inverse of the transformation returned by
	   basis_to_orthog_basis.
       RefSCDimension dim ()
       RefSCDimension orthog_dim ()
       int nlindep ()
	   Returns the number of linearly dependent functions eliminated from
	   the orthogonal basis.

       Public Member Functions inherited from sc::SavableState
       SavableState & operator=	(const SavableState &)
       void save_state (StateOut &)
	   Save	the state of the object	as specified by	the StateOut object.
       void save_object_state (StateOut	&)
	   This	can be used for	saving state when the exact type of the	object
	   is known for	both the save and the restore.
       virtual void save_vbase_state (StateOut &)
	   Save	the virtual bases for the object.
       virtual void save_data_state (StateOut &)
	   Save	the base classes (with save_data_state)	and the	members	in the
	   same	order that the StateIn CTOR initializes	them.

       Public Member Functions inherited from sc::DescribedClass
       DescribedClass (const DescribedClass &)
       DescribedClass &	operator= (const DescribedClass	&)
       ClassDesc * class_desc () const	throw ()
	   This	returns	the unique pointer to the ClassDesc corresponding to
	   the given type_info object.
       const char * class_name () const
	   Return the name of the object's exact type.
       int class_version () const
	   Return the version of the class.
       virtual void print (std::ostream	&=ExEnv::out0()) const
	   Print the object.

       Public Member Functions inherited from sc::RefCount
       int lock_ptr () const
	   Lock	this object.
       int unlock_ptr () const
	   Unlock this object.
       void use_locks (bool inVal)
	   start and stop using	locks on this object
       refcount_t nreference ()	const
	   Return the reference	count.
       refcount_t reference ()
	   Increment the reference count and return the	new count.
       refcount_t dereference ()
	   Decrement the reference count and return the	new count.
       int managed () const
       void unmanage ()
	   Turn	off the	reference counting mechanism for this object.
       int managed () const
	   Return 1 if the object is managed. Otherwise	return 0.

       Public Member Functions inherited from sc::Identity
       Identifier identifier ()
	   Return the Identifier for this argument.

   Additional Inherited	Members
       Static Public Member Functions inherited	from sc::SavableState
       static void save_state (SavableState *s,	StateOut &)
       static SavableState * restore_state (StateIn &si)
	   Restores objects saved with save_state.
       static SavableState * key_restore_state (StateIn	&si, const char
	   *keyword)
	   Like	restore_state, but keyword is used to override values while
	   restoring.
       static SavableState * dir_restore_state (StateIn	&si, const char
	   *objectname,	const char *keyword=0)

       Protected Member	Functions inherited from sc::SavableState
       SavableState (const SavableState	&)
       SavableState (StateIn &)
	   Each	derived	class StateIn CTOR handles the restore corresponding
	   to calling save_object_state, save_vbase_state, and save_data_state
	   listed above.

       Protected Member	Functions inherited from sc::RefCount
       RefCount	(const RefCount	&)
       RefCount	& operator= (const RefCount &)

Detailed Description
       This class computes the orthogonalizing transform for a basis set.

Member Function	Documentation
   RefSCMatrix sc::OverlapOrthog::basis_to_orthog_basis	()
       Returns a matrix	which does the requested transform from	a basis	to an
       orthogonal basis. This could be either the symmetric or canonical
       orthogonalization matrix. The row dimension is the basis	dimension and
       the column dimension is orthogonal basis	dimension. An operator $O$ in
       the orthogonal basis is given by	$X O X^T$ where	$X$ is the return
       value of	this function.

   void	sc::OverlapOrthog::save_data_state (StateOut &)	[virtual]
       Save the	base classes (with save_data_state) and	the members in the
       same order that the StateIn CTOR	initializes them. This must be
       implemented by the derived class	if the class has data.

       Reimplemented from sc::SavableState.

Author
       Generated automatically by Doxygen for MPQC from	the source code.

Version	2.3.1			Tue May	13 2025		  sc::OverlapOrthog(3)

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