bbox_gist_consider_split bbox_gist_fallback_split bbox_gist_picksplit_ext interval_cmp_lower interval_cmp_upper non_negative PLACE_LEFT PLACE_RIGHT tbox_adjust Tbox_gist_distance Tbox_gist_penalty Tbox_gist_picksplit Tbox_gist_same Tbox_gist_union tbox_index_consistent_leaf tbox_penalty tbox_size tbox_union_rt Tnumber_gist_compress tnumber_gist_consistent Tnumber_gist_consistent tnumber_gist_get_tbox

Tbox_gist_penalty() PGDLLEXPORT Datum Tbox_gist_penalty ( PG_FUNCTION_ARGS  ) GiST penalty method for temporal boxes. As in the R-tree paper, we use change in area as our penalty metric