A directed acyclic graph or DAG is a data modeling or structuring tool typically used in cryptocurrencies. Unlike a blockchain, which consists of blocks, directed acyclic graphs have vertices and ...

A directed graph is acyclic if and only if it has a topological ordering. A DAG model works differently than a blockchain. A common blockchain requires miners to maintain blocks, but a DAG wouldn’t ...

A Directed Acyclic Graph is a data structure that consists of nodes connected by directed edges, where each node has one or more parents. Importantly, there are no cycles in a DAG, ...

In 2017, Serguei Popov published a whitepaper called "The Tangle," which outlined a distributed ledger using a directed acyclic graph architecture. IOTA is Tangle's native token (a cryptocurrency).