eschnett/cactusamrex - Change 24KALFL55PNGVB7FLOD46JW4US56TRIESYTM6PBMWABQS5U3DHPQC

ADMBase: Additional variables for second time derivatives of 4-metric Introduce dt K, dt^2 alpha, dt^2 beta.

Created by Erik Schnetter on April 3, 2020

24KALFL55PNGVB7FLOD46JW4US56TRIESYTM6PBMWABQS5U3DHPQC

Dependencies

[2] O4RDTKKLC3OK5MSXNMTMOXOONLV3XSMH4OPZMANRBVYRFVJJ5KGQC

In channels

main

master

Change contents

Insertion in ADMBase/interface.ccl at line 22 [2.314]

[2.996]


# Variables necessary to calculate second time derivatives of four-metric
CCTK_REAL dtcurv TYPE=gf TAGS='index={0 0 0}' { dtkxx dtkxy dtkxz dtkyy dtkyz dtkzz } "Time derivative of ADM extrinsic curvature K_ij"
CCTK_REAL dt2lapse TYPE=gf TAGS='index={0 0 0}' { dt2alp } "Second time derivative of ADM lapse function"
CCTK_REAL dt2shift TYPE=gf TAGS='index={0 0 0}' { dt2betax dt2betay dt2betaz } "Second time derivative of ADM shift vector"