By Shuai Shi | Time:2020/08/08

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I welcome comments from people with all kinds of mathematical backgrounds and levels of expertise; comments which are spam, self-promoting, off-topic, or otherwise not fulfilling the above requests will be summarily deleted; repeated offenders in this regard may be subject to blocking. In particular, comments devoted primarily to promoting one’s own research are subject to deletion. Of course, I will not be able to personally respond to all the comments made on this blog.