The nuptials were held on Saturday at Scots College in affluent Bellevue Hill and attended by a ream of the city’s social set – fashion darlings, models and business personalities among them ...

She also posted a photo with the newly-weds, writing: “So happy that this lovely couple finally tie the knot. Wishing the both of you a lifetime of love, happiness and countless blessings.” ...

But what about objects that were equivalent, in a certain sense, to the circle? Consider a mathematical knot: a string that’s been twisted and tied up, its ends then closed to form a loop. From the ...