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 contributed extensively to game development with his work on the Foundations of Game Engine Development series. This includes a first volume published in 2016 that examines the mathematics of game engines, which stands out for its innovative treatment of Grassmann algebra.