God Rest Ye Merry, Gentlemen

Read as : the limit, as approaches infinity, of subfactorial divided by factorial is equal to divided by which approximates to , where is Euler’s number, The Hat Check Problem, as first described by Montmort [more…]

My first job was as a graduate trainee for a merchant bank in the City in the late 1980s and among the many buzzwords that the Slick Willies of that profession used to bandy about [more…]

First correct entry out of ‘the hat’ wins a Trump GP mug AND a GP keyring. Email entries to me by 6.00 pm tomorrow, subject ‘Crossword’. Contact here on email   © Richard Puller 2025 [more…]