Circle chains inscribed in symmetrical lunes and integer sequences - Giovanni Lucca We derive the conditions for inscribing, inside a symmetrical lune, a chain of mutually tangent circles having the property that the ratio between the radii of the largest circle and any circle in the chain is an integer. ✪ ✪ ✪ ✪ ✪ Hidden Content: **Hidden Content: Content of this hidden block can only be seen by members of (usergroups: V.I.P Downloader).** Theo LTTK Education