use LHCb::Utils::as_arithmetic instead of Sel::Utils::as_arithmetic
use the 'original' as_arithmetic
directly, cutting out the middle-man that rebrands it...
(as the middle-man is going to disappear at some point soon)
use the 'original' as_arithmetic
directly, cutting out the middle-man that rebrands it...
(as the middle-man is going to disappear at some point soon)