From The Cambridge Companion to Wallace Stevens ,
John N. Serio, ed., "Stevens's Late Poetry," by B.J. Leggett,
pp. 62-75, an excerpt from page 70:

Click the above image for further details.

See also Nothingness and "The Rock" in this journal.

Further readings along these lines:

IMAGE- Parallel book covers- 'The Mystery of the Quantum World' and (adapted) 'The Stars My Destination'

For pure mathematics, rather than theories of the physical world, 
see the properties of the cube illustrated on the second (altered) 
book cover above.