Professor Marcus du Sautoy :

I am a Chinese student,

I am reading your book ----- ---- translated into chinese

is very nice,and I am reading the book of wrote by John Ddebyshire,

PRIME OBSESSION is easy to understand ,but your book is more widely and deeply in prime,I cound feel you love the

mathsmatic so much and understand mathsmatic intelligence.

but how to get the 1/2+14.174725i etc?

can you give me some web site about how to get the 1/2+14.174725i ?