Among his many written contributions to the field of game development, Lengyel is the author of the four-volume book series Foundations of Game Engine Development. The first volume, covering the mathematics of game engines, was published in 2016 and is now known for its unique treatment of Grassmann algebra.
Lengyel has made significant contributions to game development by authoring the Foundations of Game Engine Development series. The initial volume, which explores the mathematical principles of game engines, was released in 2016 and is distinguished for its unique approach to Grassmann algebra.