This post continues the series from the Adjoint School of Applied Category Theory 2022. It is a summary of the main ideas introduced in this paper: Filippo Bonchi, Dusko Pavlovic and Pawel Sobocinski, ...

(iii) Suppose the relation Likes contains all information about all customers. In other words, if the pair (cname,pizza) is not in the relation Likes, it means that the customer cname dislikes the ...

Abstract: Imprecision and uncertainty in data values are pervasive in real-world environments and have received much attention in the literature. Several methods have been proposed for incorporating ...

You can create a release to package software, along with release notes and links to binary files, for other people to use. Learn more about releases in our docs.

Abstract: The paper proposes a method of parsing for relational algebra expressions, which is based on the use of reverse Polish notation (postfix notation). The operation algorithm of the shunting ...