Here's the original paper: https://arxiv.org/abs/2011.01929 https://arxiv.org/abs/2011.01929 And here are the complexity classes that are mentioned in the abst

Here's the original paper: https://arxiv.org/abs/2011.01929 https://arxiv.org/abs/2011.01929 And here are the complexity classes that are mentioned in the abstract: https://complexityzoo.net/Complexity_Zoo:P#ppad https://complexityzoo.net/Complexity_Zoo:P#ppad and https://complexityzoo.net/Complexity_Zoo:P#pls https://complexityzoo.net/Complexity_Zoo:P#pls.