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quant-ph2001★ 13 cited
The uniqueness question in the multidimensional moment problem with applications to phase space observables
Anatolij Dvurecenskij, Pekka Lahti, Kari Ylinen
The theory of holomorphic functions of several complex variables is applied in proving a multidimensional variant of a theorem involving an exponential boundedness criterion for th…
quant-ph2001★ 40 cited
Are Number and Phase Complementary Observables?
Paul Busch, Pekka Lahti, Juha-Pekka Pellonpaa +1
We study various ways of characterising the quantum optical number and phase as complementary observables.