Dewitt, Do You Want Cryonics?

"Now that you're cramming math, how are you planning to do it? You can't just read papers aimlessly on your own, can you?" Xiang Xiaotong asked.

"Professor Deng Puhe, or Dewitt," Song He said. "Those two Mathematics Emperors can't wait to teach me a thing or two. They're practically crying and begging to take me as their disciple. As soon as I send them a message, they'll obediently rush over to compete for the chance to be my teacher!"

Xiang Xiaotong couldn't help bursting into laughter. "You really are getting carried away!"

"It's a fact!" Song He said smugly.

The dormitory.

Song He sat in front of the computer and found Deng Puhe's WeChat account.

"Teacher, save me! Are you busy lately? I've run into a huge problem and urgently need to cram math! Please, Master, come to my rescue!"

Deng Puhe: "I'm not busy. Will you come to Peking University?"

Song He hurriedly refused. "There are too many people at Peking University, and it's full of prying eyes. I'm afraid my identity will be exposed. I'd better stay at the Former University of Science and Technology and contact you online."

Deng Puhe: "That works too. Recently, several young mathematicians have wanted to become my disciples. They're young talents from all over the world. I'll start a small online Fields Medal sprint group, and I'll add you in a couple of days."

Deng Puhe: "I'll give lectures and assign problems in the group. You can compete a little and see how capable everyone is."

Deng Puhe: "Dewitt will occasionally give lectures in the group too, but his health hasn't been good lately. I'm afraid he won't be able to say much."

Song He was startled. "What's wrong with Teacher Dewitt?"

Deng Puhe: "He's old, that's all. His parts are