When two Triangles on me stand

Square of hypothene is plann’d

But if I stand on them instead,

The squares of both the sides are read.

—Airy, G. B.

Quoted in Graves’ Life of Sir W. R. Hamilton, Vol. 3 (New York, 1889), p. 502.

[2127]. π = 3.141 592 653 589 793 238 462 643 383 279 ...

3 1 4 1 5 9
Now I, even I, would celebrate
2 6 5 3 5
In rhymes inapt, the great
8 9 7 9
Immortal Syracusan, rivaled nevermore,
3 2 3 8 4
Who in his wondrous lore,
6 2 6
Passed on before,
4 3 3 8 3 2 7 9
Left men his guidance how to circles mensurate.

—Orr, A. C.

Literary Digest, Vol. 32 (1906), p. 84.