4 ms·

I think the problem starts earlier. The moment you talk about sets that contain themselves. It’s something akin to infinite, that’s difficult to reason about

• upon_drumhead 3y ago
  Bingo. It's an infinite recursion issue.
  • Jensson 3y ago
    You need to explain why that is an issue. A data structure with a pointer to itself is still valid and you can work with it. So math sets have operations people want that aren't valid under those situations.
    • upon_drumhead 3y ago
      you have to dereference the pointer to determine truthiness of the value, which then gives you the parent pointer, which you have to dereference the pointer to determine truthiness of the value, which then gives you the parent pointer, which you have to dereference the pointer to determine truthiness of the value, which then gives you the parent pointer, which you have to dereference the pointer to determine truthiness of the value, which then gives you the parent pointer, which you...