Mathematics Field Day T-Shirt History
T-Shirts
202233rd Annual Field Day
A recursive program that solves the Tower of Hanoi puzzle with 33 disks.
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Here is a Java implementation of this program with 3, 6, and 10 discs.
202032nd Annual Field Day
A five-dimensional hypercube with 32 vertices.
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201931st Annual Field Day
31 is a Mersenne Prime. As of February 2019 only 51 Mersenne primes had been discovered.
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201830th Annual Field Day
30 is a square pyramidal number: it is the sum of the first four squares.
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201729th Annual Field Day
Maximum number of pieces when cutting a pizza 7 times = 29.
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201628th Annual Field Day
Euclids Proposition IX.36, with n=3, implies that 28 is a perfect number.
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201427th Annual Field Day
A cube (volume = 27) progresses towards a Menger sponge (fractal dimension 2.7).
201326th Annual Field Day
Front: a net for a rhombicuboctahedron.
Back: a rhombicuboctahedron with its 26 faces.
Here is a video demo that creates a rhombicuboctahedron from its net.
201225th Annual Field Day
Prime factorization reveals that only perfect squares have an odd number of factors.
201124th Annual Field Day
A Cayley graph depicting 帢 and 帣 as generators of S4, which has 24 elements.
201023rd Annual Field Day
Relation between 23, e, and , and a skeletal proof showing why e < e.
200922nd Annual Field Day
Maximum number of pieces when cutting a pizza 6 times = 22.
200821st Annual Field Day
Binets formula for Fibonacci numbers gives F8 = 21.
200519th Annual Field Day
Front: a net for an icosahedron.
Back: an icosahedron and a formula for its volume.
200519th Annual Field Day
Front: a design illustrating that 19 is a hexagonal number.
Back: a formula for Hn, the nth hexagonal number, with H2 = 19.
200418th Annual Field Day
A Celtic knot with 18 crossings.
200317th Annual Field Day
Gauss construction of a regular 17-gong.
200216th Annual Field Day
A hypercube with its 16 vertices.
200115th Annual Field Day
A combinatorial identity.