"convex" - key terms from Wikipedia

absolutely convex	absorbing
convex
convex	analysis
convex	body
convex	function
convex	grind f
convex	hull
convex	if
convex	lens
convex	lenses
convex	meniscus
convex	mirror
convex	on an interval if
convex	on the interval
convex	optimization
convex	polyhedra
convex	polyhedron
convex	regular
convex	regular polyhedra
convex	set
convex	subsets
locally convex
logarithmically convex
midpoint convex
one variable is convex
regular convex	pentagon
strictly convex
toward the convex	bank