Robert Ammann (October 1, 1946 – May, 1994) was an amateur mathematician who made several significant and groundbreaking contributions to the theory of...
5 KB (645 words) - 13:54, 8 March 2024
player (born 1971) Othmar Ammann, structural engineer who built many of New York City's bridges (1879 – 1965) Robert Ammann, American amateur mathematician...
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Jakob Ammann (also Jacob Amman, Amann; 12 February 1644 – between 1712 and 1730) was a Swiss Anabaptist leader and the namesake of the Amish religious...
19 KB (2,433 words) - 06:51, 21 July 2024
Othmar Hermann Ammann (March 26, 1879 – September 22, 1965) was a Swiss-American civil engineer whose bridge designs include the George Washington Bridge...
14 KB (1,334 words) - 05:58, 4 March 2024
geometry, an Ammann–Beenker tiling is a nonperiodic tiling which can be generated either by an aperiodic set of prototiles as done by Robert Ammann in the 1970s...
12 KB (1,504 words) - 13:56, 8 March 2024
sets in 1973 and 1974, reducing the number of tiles needed to two, and Robert Ammann discovered several new sets in 1977. The number of tiles required was...
29 KB (3,451 words) - 19:54, 23 July 2024
connected, the Heesch number is three. This example was discovered by Robert Ammann. It is unknown whether all positive integers can be Heesch numbers....
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Ashutosh Mukherjee (lawyer) Robert Ammann (programmer and postal worker) John Arbuthnot (surgeon and author) Jean-Robert Argand (shopkeeper) Leon Bankoff...
6 KB (518 words) - 09:33, 15 May 2024
geometry, an Ammann A1 tiling is a tiling from the 6 piece prototile set shown on the right. They were found in 1977 by Robert Ammann. Ammann was inspired...
5 KB (539 words) - 05:39, 15 April 2024
peaks arranged in a fivefold symmetric pattern. Around the same time, Robert Ammann created a set of aperiodic tiles that produced eightfold symmetry. In...
48 KB (5,257 words) - 15:50, 4 June 2024