
The Dark Side of the Sun (1976) 
 Terry Pratchett 

This humorous science fiction novel tells the tale of Dom Salabos, who believes he is destined to become "Chairman of the Board of Widdershins and heir to riches untold", but his allies familiar with pmath... (more) 


Men at Arms (1993) 
 Terry Pratchett 

The main plot is not mathrelated: the Night Watch has to solve a series of mysterious murders, all while dealing with the internal tensions due to the Patricianmandated hiring of "ethnic minorities"... (more) 


Pyramids (2001) 
 Terry Pratchett 

Thanks to Aaron Gullison for pointing out that in this Discworld novel, "the camels are all mathematicians, and think in math." For instance,
The greatest mathematician alive on the Disc, and in fact... (more) 
