# Synchrotron Functions¶

gsl_sf_synchrotron_1(x)

This routine computes the first synchrotron function $$x \int_x^\infty K_{5/3}(t) dt$$ for $$x \geq 0$$.

gsl_sf_synchrotron_2(x)

This routine computes the second synchrotron function $$x K_{2/3}(x)$$ for $$x \geq 0$$.