problemistn.

a1631 J. Donne Ess. Divinity (1651) 173 The same Problamist observes this wonder, that every man took a like proportion, and all were alike satisfied, though all could not be of alike appetite and digestion.

1928 tr. B. Mussolini in H. W. Schneider Making Fascist State ii. 58 We have neither republican nor monarchist principles, neither catholic nor anti-catholic, socialist nor anti-socialist. We are problemists, realists, realizers.

1949 Amer. Math. Monthly 56 403 An enthusiastic problemist proposes at least one problem every day.

1992 Amer. Math. Monthly 99 885 It is an old book, but..it ought to be on every mathematician's desk (and, of course, at the top of every problemist's desk).

1875 J. H. Blackburne in City Lond. Chess Mag. 2 Aug. 200 Some young and aspiring problemist persisting in showing you a position which he is pleased to call a problem.

1884 Kingston Gleaner 30 July 2/5 If he continues on as a composer we predict that he will be the greatest problemist that ever lived.

1901 Daily Chron. 13 July 9/5 A problemist who has done some good things in both stroke settings and analytical end-games.

1966 New Statesman 20 May 750/3 Many hundreds of well known players as well as problemists and study-composers.

2005 Guardian Weekly (Nexis) 2 Sept. In an over-the-board game you would instinctively go for a check but problemists do not work like that.