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quant-ph2008
An interesting result concerning the lower bound to the energy in the Heisenberg picture
Dan Solomon
In quantum theory it is generally assumed that there exists a special state called the vacuum state and that this state is a lower bound to the energy. However it has recently been…
quant-ph2008★ 1 cited
Some remarks on point split commutators
Dan Solomon
Point splitting has been suggested as a way to deal with anomalous commutators in quantum field theory. It has been pointed out by D.G. Boulware[4] that in order to obtain a mathem…