5 citations · 7 across the 2 of their papers we have counts for
2 papers
math.CO2011★ 5 cited
An analogue of Ryser's Theorem for partial Sudoku squares
P. J. Cameron, A. J. W. Hilton, E. R. Vaughan
In 1956 Ryser gave a necessary and sufficient condition for a partial latin rectangle to be completable to a latin square. In 1990 Hilton and Johnson showed that Ryser's condition…
math.CO2011★ 2 cited
Hall's Condition for Partial Latin Squares
A. J. W. Hilton, E. R. Vaughan
Hall's Condition is a necessary condition for a partial latin square to be completable. Hilton and Johnson showed that for a partial latin square whose filled cells form a rectangl…