Kaufman enjoyed everyone's surprise and disbelief.
Especially when she saw Professor Feng sitting in the front seat with a frown, a smile slowly appeared on her wrinkled old face.
Kaufman continued, "Professor Lin Fan has great achievements in mathematics.
"However, economics isn't real mathematics. It's inevitable that there will be some problems."
At this moment, Qin Yuxuan stood up and shouted, "Lin Fan didn't make a mistake."
In an instant…
In the entire hall, everyone's gaze fell on Qin Yuxuan in unison.
When everyone saw Qin Yuxuan's young and unfamiliar face, they could not help but whisper.
"Who is this person?"
"I don't know."
"How dare she publicly refute Professor Kaufman? What great courage."
"If she doesn't have enough evidence, I'm afraid she'll bring some trouble to her mentor."
...
In fact, when Qin Yuxuan suddenly stood up, she felt a little regretful.
