Assertion: squared square | /r/HasProperty | discovered by t.h. willcocks
Facets:
value: in 1946
type: TEMPORAL
Source sentences:
text: The perfect compound squared square with the fewest squares was discovered by T.H. Willcocks in 1946 and has 24 squares; however, it was not until 1982 that Duijvestijn, Pasquale Joseph Federico and P. Leeuw mathematically proved it to be the lowest-order example.