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when toggle format what by license comment
Apr 13 at 9:11 comment added avnar Thanks for your answer, I have many vectors $x_i$ and $b_i$, so there should be a unique solution. I also rephrased the question, I hope my issue is clearer now.
Apr 13 at 8:05 history edited Daniel Huber CC BY-SA 4.0
added 22 characters in body
Apr 13 at 6:42 history answered Daniel Huber CC BY-SA 4.0