friend: Einstein
EXTENDS KEYWORD system "Description here"
{
   "ADM" :: "Evolve using ADM evolution scheme"
}

EXTENDS KEYWORD method "Description here"
{
   "stagleap" :: "Evolve using Staggered Leapfrog",
   "leapfrog" :: "Evolve using Double Leapfrog",
   "ICN"      :: "Evolve using Iterative Crank-Nicholson",
   "icn"      :: "Evolve using Iterative Crank-Nicholson"
}
private:

REAL ADM_flatNablaAlpCoeff "Amount of G-code like flatspace nabla^2 alp added to alp source"
{
} 0.0

REAL ADM_nablaAlpCoeff "Amount of covariant nabla^2 alp added to alp source"
{
}0.0 

REAL ADM_nablaKCoeff "Amount of covariant nabla^2 K added to K source"
{
} 0.0

REAL ADM_ICN_stopAtNorm "???"
{
} 1e-8

LOGICAL ADM_ICN_itnum "hardwire the number of iterations of ICN"
{
} "no"

INTEGER ADM_ICN_itnum_min "minimum number of iterations of ICN"
{
} 1
 
KEYWORD ADM_DL_firstStep "How should we evolve the first ADM spacetime evolution step"
{
  "ftcs"       :: "Forward time centered space"
  "predcorr"   :: "Predictor Corrector"
} "ftcs"

KEYWORD ADM_SL_firstStep "How should we evolve the first DL timestep"
{
  "ts1"         :: "??"
  "predcorr"   :: "Predictor Corrector"
} "ts1"

LOGICAL ADM_constraintsPersist "Keep storage of ham and mom* around for use in special tricks?"
{
} "no"

LOGICAL ADM_verbose "Give more detailed information about the evolution step"
{
} "no"

LOGICAL ADM_ICN_normError "normalize icn error on a per point basis"
{
} "no"

LOGICAL ADM_evolStorage "turn on storage for ADM evolution variables as default?"
{
} "no"

LOGICAL ADM_SL_storage "turn on stagleap storage as default?"
{
} "no"

KEYWORD ADM_slicingFlavour "none or kleing"
{
"none"       ::  "The standard"
"kleing"     ::  "As implemented in the kleing code"
"bam"        ::  "As implemented in the BAM code"
} "none"

LOGICAL ADM_keep_alp0 "no or yes"
{
} "no"

LOGICAL calc_BMvariables "Whether to calculate the BM variables at the end of the timestep"
{
} "yes"

LOGICAL ADM_minimalCommunications "If yes do not sychronise the extrinsic curvature"
{
} "no"

LOGICAL ADM_constraintCommunication "If yes sychronise the constraints"
{
} "no"

LOGICAL ADM_evolveG "ADM: whether to evolve G, or whether to recompute G from g"
{
} "yes"

LOGICAL linearelliptic_persist "??"
{
} "yes"

INTEGER iteration "CCTK-HACK"
{
} "yes"