- #1

- 479

- 12

Is it possible to do this in terms of a single particle but at two instances in time? So: ##\mathcal{H} = \mathcal{H} ^{t_1} \otimes \mathcal{H} ^{t_2}## for ##t_1 < t_2##. If so, are there any published papers that expand on this idea?

Cheers.