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RobPratt
  • Member for 2 years, 5 months
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  • Senior R&D Manager, SAS Institute Inc.
  • Ph.D. in Operations Research, The University of North Carolina at Chapel Hill
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All Questions Answers
Score Newest
answer
30
Checkmate 30 kings with rooks
Jun 23
answer
27
Social distancing in a 5x5 room
Nov 4, 2021
answer
24
What node does 11 point to?
Apr 22, 2020
answer
24
A COVID-19 puzzle: How large a class do you need to fit 30 pupils?
May 22, 2020
answer
21
Three queens and two rooks covering the chess board... again!
Feb 8, 2021
answer
20
A rook's tour of the chessboard
Jan 29, 2020
answer
19
How many ways can you find the word DIAMOND in this diamond?
May 26, 2020
answer
19
The Greenhouse Problem
Feb 1, 2021
answer
19
A Rook's Territory in the Chessboard
May 20, 2020
answer
15
Numerical Boggle
Jul 16, 2020
Top network posts
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54
What is the optimal number of dice to roll a Yahtzee in one roll?
39
What is the closed form of the $f$ with $f(1)=1$, $f(2)=7$ and $f(n)=7f(n-1)-12f(n-2)$ ($n\ge 3$)?
23
Is there a generating function for any finite sequence of random numbers?
19
How to linearize the product of two binary variables?
19
Listing all posets on 9 points?

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