Henry Yuen is developing a new mathematical language to describe problems whose inputs and outputs aren’t ordinary numbers.

Theory of Computation offers a rigorous mathematical framework that underpins our understanding of what can be computed and how efficiently these computations may be performed. It encompasses ...

Part of “Complexity Theory,” a column on the tangled questions of our technological age. On Jan. 29, RStudio, an integrated development environment for the programming language R, announced that it ...