Bend2 三体物理模拟

原帖说明

Asked Fable 5.5 for the three-body problem. One-shot. It gave back ~1000 lines of Bend2: symplectic physics on the CPU, every pixel computed on the GPU, 60 FPS on my M5. And 4 laws of the program formally proven. Not tested. Proven.

— @zAdrielsan