No CrossRef data available.
Published online by Cambridge University Press: 12 September 2014
A Schunck class $\mathfrak{H}$ is determined by the class
$\mathfrak{X}$ of primitives contained in
$\mathfrak{H}$. We give necessary and sufficient conditions on
$\mathfrak{X}$ for
$\mathfrak{H}$ to be a saturated formation.