In his book The Mathematical Universe, mathematician William Dunham wrote of John Venn’s namesake legacy, the Venn diagram, “No one in the long history of mathematics ever became better known ...

The combined weightage of the top five companies in the benchmark S&P 500 (SP500) has crossed a 60-year-high. One has to go back to 1964 for another period that saw such a condensed group of names ...