Table 2

Smooth functions describing the intrinsic spectra of the sources studied in this paper.

Name Abbrev. Function2

Power law PWL φ0(E/E0) − Γ
Log parabola LP φ0(E/E0)a − blog (E/E0)
Exponential cut- EPWL φ0(E/E0) − Γexp(−E/Ecut)
off power law
Exponential cut- ELP φ0(E/E0)a − blog (E/E0)exp(−E/Ecut)
off log parabola
Super exponential SEPWL φ0(E/E0) − Γexp(−(E/Ecut)γ)
cut-off power law

Notes. 

(2)

The reference energy E0 is set to the decorrelation energy of the spectrum.

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