Yeah. I think this puzzle will be the hardest puzzle on Puzzling...
I'll add one hint per 3 days, I'll add a VERY helpful tag on the 3rd week, and I'll post the answer and explanation on the 4th week.
Edit: I've completely managed to ignore this...
Yeah, here's the puzzle: (Thanks to @squeamishossifrage)
This is the correct way to look at it.
All tangents from the positive x are ±0, undef, ±2, ±1/2, ±1.
Read from top-left to bottom-right
Find the 3-digit code!!!!!
So, what is the three digit code that is described by these seemingly random lines?
Hint:
This puzzle will have a EUREKA moment, almost like my last puzzle here
Hint 2:
The comments below have a lot of helpful hints, especially the ones on March 27
Hint 3:
Ivo Beckers is missing something else from his picture... For every single one, he has forgotten two lines.
Hint 4:
The EUREKA moment has nothing to do with math.