ABACUS/scripts/build_LiebLin_c_scan_k_fixe...

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#! /bin/zsh
# For given N (L) and k_fact (multiple of kF/4), this
# computes the smoothened dsfs for a `build_LiebLin_c_scan_k_fixed` run.
if [[ $# -ne 6 ]]; then
echo "Arguments needed: whichDSF, kBT, target_sumrule, N, nk (momentum in units of kF/4), width."
exit 1
fi
if [[ $1 != 'd' && $1 != 'g' && $1 != 'o' ]]; then
echo "Only the d, g and o scanning options are implemented."
exit 1
fi
if [[ $2 -lt 0 ]]; then
echo "Temperature kBT must be > 0."
exit 1
fi
if [[ $3 -lt 0 || $3 -gt 1 ]]; then
echo "Requirement: 0 < target_sumrule < 1."
exit 1
fi
if [[ $4 -lt 0 ]]; then
echo "N must be > 0."
exit 1
fi
if [[ $5 -lt 0 ]]; then
echo "nk must be > 0."
exit 1
fi
if [[ $6 -lt 0 ]]; then
echo "width must be > 0."
exit 1
fi
whichDSF=$1
kBT=$2
target_sumrule=$3
N=$4
nk=$5
width=$6
correlator='rho-rho'
if [[ $whichDSF == 'o' ]]; then
correlator='psidag-psi'
elif [[ $whichDSF == 'g' ]]; then
correlator='psi-psidag'
fi
iK=$(($nk * $N/8))
ommin=0
ommax=$(($nk*($nk + 8)))
Nom=1000
#clist=(1024 512 256 128 64 32 16 8 4 2 1 0.5 0.25 0.125 0.0625 0.03125 0.015625)
# List of interactions: fractional powers of 2
clist_raw=()
for nc in {-128..128}
do
clist_raw=($clist_raw $(( 4 * 2**($nc/16.) )))
done
# Now cast the integer values to true integers
zmodload zsh/mathfunc
clist=()
for c in $clist_raw
do
if [[ $((floor($c))) == $((ceil($c))) ]]; then
clist=($clist $((int($c))))
else
clist=($clist $c)
fi
done
basedir="$(pwd)"
for c in $clist
do
echo '** Starting computation of DSFs for c =' $c', N = '$N
dir='Lieb-Liniger/'$correlator'/T_'$kBT'/c_scan/k_fixed/k_'${(l:2::0:)nk}'kFo4/sr_'$target_sumrule'/store/data/N_'$N'/c_'$c
cd $dir
Smoothen_LiebLin_DSF_Scaled $whichDSF $c $N $N $iK $iK $kBT 0 $ommin $ommax $Nom $width
cd $basedir
echo ' Successfully computed DSFs for c =' $c', N = '$N'.\n'
done