Commutation relations for linear fields: A coordinate-free approach

1999
Published in:
  • J.Phys.A 32 (1999) L71-L75

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Abstract: (IOP)
The commutation relations for a linear system are given directly in terms of the classical energy and equations of motion, without the need for a normal mode expansion. The formula is illustrated in the case of the free electromagnetic field.
  • field theory: classical
  • commutation relations
  • quantization: constraint
  • Hamiltonian formalism
  • model: oscillator
  • electromagnetic field
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