We calculate the rate of upward muons induced by an arbitrary spectrum of ${\nu }_{\mu }$ and ν${¯}_{\mu }$, including effects of the W propagator in the relevant charged-current cross sections. The results can be used to infer a parent-neutrino rate from an observed signal of upward muons.

• Received 26 February 1985

DOI:https://doi.org/10.1103/PhysRevD.31.2770