Observations of the Crab Nebula with the CAT imaging atmospheric Cˇerenkov telescope.

The CAT collaboration operates a ground-based Imaging atmospheric ...erenkov telescope, based in the French Pyrenees. This paper describes observations of the Crab Nebula with this instrument over four seasons and measurement of the flux and spectral energy distribution of this source. Observations are described for both standard and Large Zenith Anglo modes. [ABSTRACT FROM AUTHOR]