"'A Disappearing Number'… is lucid, dynamic and continuously engaging."
"'All beautiful theorems require a very high degree of economy, unexpectedness and inevitability,' the string-theory* specialist Aninda tells us after elucidating one of Ramanujan’s formulas. That’s not a bad recipe for beautiful theater either…."
Related material:
Hardy is also the play's (apparently uncredited) source of "economy."
"… a very high degree of unexpectedness, combined with inevitability and economy."
— A Mathematician's Apology, §18, by G. H. Hardy, 1940
* For more on string theory and a deus, see Not Even Wrong, July 7, 2010.