Lviv: The Hidden Coffee Capital

Just over a century ago the city of Lviv, in western Ukraine, lay within the Austro-Hungarian Empire and today it still boasts many Viennese-style cafes. But it's not just conversation that Lviv's coffee addiction has fuelled. The FT’s Natalie Whittle travels to the city and discovers the story of a cafe that helped prize winning mathematicians to solve some of their toughest problems 

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