บท 746: Chapter 408 Unusually Uncommon Number_3

Zhao Yi was scanning his original research records, thinking carefully, but still no progress was made for a long time.

"Where exactly is the breakthrough?"

"How should I think?"

"Why can't I find a direction for a long time? Why?" My previous research always went smoothly. Even if the line of thinking was occasionally stuck, it was just a small problem. I felt that if I continued to do research patiently, I could definitely find a new direction.

Now it's different.

Zhao Yi found that he had absolutely no idea how to think next, because all the known paths seemed to be blocked, as if ordinary humans could not comprehend the fourth dimension. It was pointless no matter how they thought, they could only express it using mathematical methods.

"Humans can't comprehend the fourth dimension because there is no fourth dimension around them, they've neither seen it nor know what it looks like, so they can't understand..."