College Physics ›› 2025, Vol. 44 ›› Issue (8): 29-.doi: 10.16854/j.cnki.1000-0712.250047

Previous Articles     Next Articles

The dimension of the Dirac δ function

WANG Huaiyu   

  1. Department of Physics, Tsinghua University, Beijing 100084, China
  • Received:2025-01-23 Revised:2025-02-24 Online:2025-11-03 Published:2025-11-11

Abstract: The author points out that the Dirac δ function can be of physical dimension. The dimension of the function is the reciprocal of the dimension of its argument.

Key words: the Dirac function, dimension, argument,  ,  the step function