Fixing Bug

Author: akhairna

scri/asymptotic_bondi_data/map_to_superrest_frame.py

@@ -342,7 +342,7 @@ def transformation_from_CoM_charge(G, t, Gfun=None, Gparams0=None, Gargs=None):
     """
 
     if Gfun is None and Gargs is None:
-        Gfun = lambda Gparams, time, *args: time[:, None] @ Gparams[:3][None, :] + Gparams[3:6][None, :]
+        Gfun = lambda Gparams, time, *args: - time[:, None] @ Gparams[:3][None, :] + Gparams[3:6][None, :]
         Gargs = ()
 
     Gparams0 = np.zeros(6) if Gparams0 is None else Gparams0
@@ -353,7 +353,7 @@ def transformation_from_CoM_charge(G, t, Gfun=None, Gparams0=None, Gargs=None):
 
     CoM_transformation = scri.bms_transformations.BMSTransformation(
         supertranslation=-np.insert(sf.vector_as_ell_1_modes(fit.x[3:6]), 0, 0),
-        boost_velocity=fit.x[0:3],
+        boost_velocity=-fit.x[0:3],
         order=["supertranslation", "boost_velocity", "frame_rotation"],
     )
     return CoM_transformation