Thanks for bringing this up. I had fixed this on the website version [0] as well as the code, as you mention. I thought I had reported this to NSP, but can't fi

Thanks for bringing this up. I had fixed this on the website version [0] as well as the code, as you mention. I thought I had reported this to NSP, but can't find an email, so I'll let them know so they can add it to the errata. [0] https://gabrielgambetta.com/computer-graphics-from-scratch/09-perspective-projection.html#projecting-our-first-3d-object https://gabrielgambetta.com/computer-graphics-from-scratch/0...