Similarly, https://arxiv.org/abs/1110.1556 https://arxiv.org/abs/1110.1556 - the "Jewish Problems" that were extra-hard maths questions used to find an excuse t

Similarly, https://arxiv.org/abs/1110.1556 https://arxiv.org/abs/1110.1556 - the "Jewish Problems" that were extra-hard maths questions used to find an excuse to prevent certain students from getting into university.