@menu
* Introduction to ctensor::
* Definitions for ctensor::
@end menu

@node Introduction to ctensor, Definitions for ctensor, ctensor, ctensor
@section Introduction to ctensor

@node Definitions for ctensor,  , Introduction to ctensor, ctensor
@section Definitions for ctensor

@deffn {Function} csetup ()
THIS ITEM NEEDS TO BE TRANSLATED.
@end deffn

@deffn {Function} cmetric (@var{dis})
@deffnx {Function} cmetric ()
THIS ITEM NEEDS TO BE TRANSLATED.
@end deffn

@deffn {Function} ct_coordsys (@var{coordinate_system}, @var{extra_arg})
@deffnx {Function} ct_coordsys (@var{coordinate_system})
THIS ITEM NEEDS TO BE TRANSLATED.
@end deffn

@deffn {Function} init_ctensor ()
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@end deffn

@deffn {Function} christof (@var{dis})
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@end deffn

@deffn {Function} ricci (@var{dis})
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@end deffn

@deffn {Function} uricci (@var{dis})
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@end deffn

@deffn {Function} scurvature ()
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@end deffn

@deffn {Function} einstein (@var{dis})
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@end deffn

@deffn {Function} leinstein (@var{dis})
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@end deffn

@deffn {Function} riemann (@var{dis})
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@end deffn

@deffn {Function} lriemann (@var{dis})
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@end deffn

@deffn {Function} uriemann (@var{dis})
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@end deffn

@deffn {Function} rinvariant ()
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@end deffn

@deffn {Function} weyl (@var{dis})
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@end deffn

@deffn {Function} ctaylor ()
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@end deffn

@deffn {Function} frame_bracket (@var{fr}, @var{fri}, @var{diagframe})
THIS ITEM NEEDS TO BE TRANSLATED.
@end deffn

@deffn {Function} nptetrad ()
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@end deffn

@deffn {Function} psi (@var{dis})
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@end deffn

@deffn {Function} petrov ()
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@end deffn

@deffn {Function} contortion (@var{tr})
THIS ITEM NEEDS TO BE TRANSLATED.
@end deffn

@deffn {Function} nonmetricity (@var{nm})
THIS ITEM NEEDS TO BE TRANSLATED.
@end deffn

@deffn {Function} ctransform (@var{M})
THIS ITEM NEEDS TO BE TRANSLATED.
@end deffn

@deffn {Function} findde (@var{A}, @var{n})
THIS ITEM NEEDS TO BE TRANSLATED.
@end deffn

@deffn {Function} cograd ()
THIS ITEM NEEDS TO BE TRANSLATED.
@end deffn

@deffn {Function} contragrad ()
THIS ITEM NEEDS TO BE TRANSLATED.
@end deffn

@deffn {Function} dscalar ()
THIS ITEM NEEDS TO BE TRANSLATED.
@end deffn

@deffn {Function} checkdiv ()
THIS ITEM NEEDS TO BE TRANSLATED.
@end deffn

@deffn {Function} cgeodesic (@var{dis})
THIS ITEM NEEDS TO BE TRANSLATED.
@end deffn

@deffn {Function} bdvac (@var{f})
THIS ITEM NEEDS TO BE TRANSLATED.
@end deffn

@deffn {Function} invariant1 ()
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@end deffn

@deffn {Function} invariant2 ()
THIS ITEM NEEDS TO BE TRANSLATED.
@end deffn

@deffn {Function} bimetric ()
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@end deffn

@deffn {Function} diagmatrixp (@var{M})
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@end deffn

@deffn {Function} symmetricp (@var{M})
THIS ITEM NEEDS TO BE TRANSLATED.
@end deffn

@deffn {Function} ntermst (@var{f})
THIS ITEM NEEDS TO BE TRANSLATED.
@end deffn

@deffn {Function} cdisplay (@var{ten})
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@end deffn

@deffn {Function} deleten (@var{L}, @var{n})
THIS ITEM NEEDS TO BE TRANSLATED.
@end deffn

@defvr {Option variable} dim
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@end defvr

@defvr {Option variable} diagmetric
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@end defvr

@defvr {Option variable} ctrgsimp
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@end defvr

@defvr {Option variable} cframe_flag
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@end defvr

@defvr {Option variable} ctorsion_flag
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@end defvr

@defvr {Option variable} cnonmet_flag
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@end defvr

@defvr {Option variable} ctayswitch
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@end defvr

@defvr {Option variable} ctayvar
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@end defvr

@defvr {Option variable} ctaypov
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@end defvr

@defvr {Option variable} ctaypt
THIS ITEM NEEDS TO BE TRANSLATED.
@end defvr

@defvr {System variable} gdet
THIS ITEM NEEDS TO BE TRANSLATED.
@end defvr

@defvr {Option variable} ratchristof
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@end defvr

@defvr {Option variable} rateinstein
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@end defvr

@defvr {Option variable} ratriemann
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@end defvr

@defvr {Option variable} ratweyl
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@end defvr

@defvr {Variable} lfg
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@end defvr

@defvr {Variable} ufg
THIS ITEM NEEDS TO BE TRANSLATED.
@end defvr

@defvr {Variable} riem
THIS ITEM NEEDS TO BE TRANSLATED.
@end defvr

@defvr {Variable} lriem
THIS ITEM NEEDS TO BE TRANSLATED.
@end defvr

@defvr {Variable} uriem
THIS ITEM NEEDS TO BE TRANSLATED.
@end defvr

@defvr {Variable} ric
THIS ITEM NEEDS TO BE TRANSLATED.
@end defvr

@defvr {Variable} uric
THIS ITEM NEEDS TO BE TRANSLATED.
@end defvr

@defvr {Variable} lg
THIS ITEM NEEDS TO BE TRANSLATED.
@end defvr

@defvr {Variable} ug
THIS ITEM NEEDS TO BE TRANSLATED.
@end defvr

@defvr {Variable} weyl
THIS ITEM NEEDS TO BE TRANSLATED.
@end defvr

@defvr {Variable} fb
THIS ITEM NEEDS TO BE TRANSLATED.
@end defvr

@defvr {Variable} kinvariant
THIS ITEM NEEDS TO BE TRANSLATED.
@end defvr

@defvr {Variable} np
THIS ITEM NEEDS TO BE TRANSLATED.
@end defvr

@defvr {Variable} npi
THIS ITEM NEEDS TO BE TRANSLATED.
@end defvr

@defvr {Variable} tr
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@end defvr

@defvr {Variable} kt
THIS ITEM NEEDS TO BE TRANSLATED.
@end defvr

@defvr {Variable} nm
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@end defvr

@defvr {Variable} nmc
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@end defvr

@defvr {System variable} tensorkill
THIS ITEM NEEDS TO BE TRANSLATED.
@end defvr

@defvr {Option variable} ct_coords
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@end defvr

