Intersection formulae of Croton type for general geometric probes are well known in integral geometry. For the special case of cylinders with non necessarily convex direktrix. however. no equivalent formula seems to exist in the literature. https://www.nacrack.com/hot-choice-Open-Box-Verona-Wig-by-BelleTress-Heat-Friendly-Synthetic-Hair-Average-Cap-Buttered-Toast-R-great-buy/