You'll be enrolled at LMU Munich â Germany's #1 ranked university, take language courses at JYM, and design your own program of study.
Undefined is defined. Define means to set the limits, explain. So, undefine means not to set limits or not to explain.
That last one is a bit tricky ... you can't divide by zero, so a straight up and down (vertical) line's Gradient is undefined. Sometimes the horizontal change is called run, and the vertical change is called rise or fall: They are just different words, none of the calculations change.