St Wilfrid's Church, Halton-on-Lune St Wilfrid's Church, Halton-on-Lune St Wilfrid's Church is an Anglican church in Halton-on-Lune, a village in the English county of Lancashire. It is an active parish church in the Diocese of Blackburn and the archdeaconry of Lancaster. Halton may have been the site of an ancient Anglo-Saxon minster. Of the current structure, the tower dates from the 16th century and the remainder was built 1876–77 by Paley and Austin. The church is recorded in the National Heritage List for England as a designated Grade II listed building. At the time of the Norman conquest of England in 1066, Halton was
Lune of Hippocrates circle. He proved that the lune bounded by the arcs labeled "E" and "F" in the figure has the same area as triangle "ABO". This afforded some hope of solving the circle-squaring problem, since the lune is bounded only by arcs of circles. Heath concludes that, in proving his result, Hippocrates was also the first to prove that the area of a circle is proportional to the square of its diameter. Hippocrates' book on geometry in which this result appears, "Elements", has been lost, but may have formed the model for Euclid's "Elements". Hippocrates' proof was preserved through the "History