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The reason is explained in this help center article. As the article states, the best step you can take next is to edit your existing questions. Unfortunately, you have several deleted questions with negative scores. But improving extant questions won't hurt. This activity might help you spot ways you could ask new questions more productively too when the ban ...


11

I won't describe the exact criteria the automatic question ban uses, but I will say we hope people will edit their poorly-recieved questions rather than delete them. We allow askers to delete their questions for the hopefully rare cases when people discover shortly after they posted that the question is inappropriate for the site and can't be recovered. For ...


7

Let's start again. The OP asks whether this question (which can be viewed at Mathematics) can be asked here, again. (There are two questions that OP asked at MO main that concern the function the OP is interested in, which appears in a paper of Connes, but these questions were closed and deleted.) First, there is a question ban which we moderators don't have ...


7

It's quite difficult to give an answer to your question. (At least to the part about reinstating the question ban after a positively received question.) One thing is that the algorithm for determining question ban is not public. But you also omitted quite a lot of details in your question: What exactly was the the error message you get? At the time of the ...


4

The FAQ post "What can I do when getting “We are no longer accepting questions/answers from this account”?" contains the following paragraph: Will a ban on one Stack Exchange site affect my standing on other sites in the network? No, post bans are considered separately per site. Your activity on one site will only affect post bans on that one site,...


3

In a similar question from 2014 on a sister site, Stack Overflow, What should an user do when he's in a question ban with unsalvageable questions?, a moderator answered: The typical recourse for a user in a situation like this is to contact the [SO] team for assistance. When contacting the team, you need to show that you have understood how the site works ...


2

This refers to the so-called question ban and it's per site; your questions on MathOverflow do not influence your ability to ask questions on other Stack Exchange sites. Not even Meta MathOverflow; it's perfectly possible to ask Meta questions while being question-banned on the main site. Another informative article is this Help Center article. It doesn't ...


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