Approximate substitutions and the normal ordering problem
classification
🪐 quant-ph
cs.SCmath.CO
keywords
approximatesubstitutionsalgebraicannihilationassociatedbosoncharacterisedequations
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In this paper, we show that the infinite generalised Stirling matrices associated with boson strings with one annihilation operator are projective limits of approximate substitutions, the latter being characterised by a finite set of algebraic equations.
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