What does mathematics have to do with bell ringing?

An archaic 400-year old technology led to a craze that brought a branch of mathematics into being. But how does all that relate to bell-ringing?

Associated article


Why France's local elections matter

Naomi O'Leary reports from Paris, where nationwide mayoral elections are being seen as a barometer for France's 2027 presidential election. Video: Naomi O'Leary


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