11xx
1100: The computing habit
1101: Triangles in graphs: a sharp bound
1103: For the record: ETAC and the couples
1104: So much for scientific visualization
1105: For Bill Walker a sequel to EWD1099
1108: Too much PSST in Texas
1109: Simplifying a proof in our book
1110: To the members of the budget council (Confidential)
1112: Why “up to equivalence”
1113: A somewhat open letter to Ben Kuipers
1117: Monotonic demonstranda and dummy introduction
1121: Covering rectangles with bars of length 3
1126: Who failed?
1129: Why “heavy-weight” bits are unavoidable
1131: Bulterman’s theorem on shortest tree
1132: Introducing a course on the design and use of calculi
1134: The checkers problem told to me by M.O. Rabin
1135: The knight’s tour
1137: Computing the future?
1140: The arithmetic mean and the geometric mean
1142: It is all distributivity
1145: A somewhat open letter to Cathleen Synge Morawetz
1151: A terrible Thursday
1152: Het intellectuele gehalte van informatica
1155: A prime is in at most 1 way the sum of 2 squares
1155a: A prime is in at most 1 way the sum of 2 squares
1156: Voorwoord (voor jaarboek studievereniging UT)
1157: Introducing a course on program design and presentation
1161: How promiscuous are the French ?
1165: There is still a war going on
1166: “From my Life”
1170: Equilateral triangles and rectangular grids
1171: The argument about the arithmetic mean and the geometric mean, heuristics included
1175: The strengths of the academic enterprise
1177: In Memoriam Jan L.A. van de Snepscheut
1179: A sorry parade
1180: Heuristics for a very simple Euclidean proof
1181: Don’t mix unary pre- and postfix operators
1188: A problem from Zhendong Patrick Su (including an alternative solution by R.Boute
1190: Problem 10406 from The American Mathematical Monthly, Volume 101, Number 8 / October 1994
1193: On arcs and angles
1194: Z.P. Su’s second problem
1198: Jan van de Snepscheut’s tiling problem
1199: A supplement to EWD1140 and EWD1171