He cites numerous collections and studies of sixteenthand seventeenth-century enigmas and riddles.
Cerone's enigmas are intricate and impressive, and they must have been hugely expensive to produce.
The enigma version is in three parts; one may assume that a fourth part was added to the motet before its 1562 publication.
Recent studies of his diplomacy embroider the enigma rather than unravelling it.
A possible solution to this enigma is that the concentration of greenhouse gasses was much higher in the early atmosphere.
With all these multiple uses and potential ways of valuing musical enigmas, it is perhaps surprising that more are not found in print.
The poem thus begins with a small enigma.
For those who do not subscribe to the natural law theory, the enigma is indecipherable.
