yasum
This is a most iconic phrase which a mathematical educator often uses as a reply instead of the more common term "yes", when a student raises their hand to seek clarification for something they may find challenging.
Student: *puts up hand*
Teacher: "Yasum?"
Student: "How might one solve the mathematical equation y=mx+b?"
Teacher: "Yasum?"
Student: "How might one solve the mathematical equation y=mx+b?"