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when toggle format what by license comment
Jul 23, 2021 at 21:28 vote accept Bogdan
Jul 23, 2021 at 15:25 answer added Leo Moos timeline score: 1
Jul 21, 2021 at 18:31 history edited Bogdan CC BY-SA 4.0
deleted 3 characters in body
Jul 21, 2021 at 18:14 history edited Daniele Tampieri CC BY-SA 4.0
Other minor formatting
Jul 21, 2021 at 16:57 history edited Daniele Tampieri CC BY-SA 4.0
Formatting: I did not resisted to edit this nice question. However, if you don't like the final result, feel totally free to revert it
Jul 21, 2021 at 14:53 history edited Bogdan CC BY-SA 4.0
I put the condition that $\chi_n\in [0,1]$ for each $n$
Jul 21, 2021 at 12:42 history edited Bogdan CC BY-SA 4.0
edited title
Jul 21, 2021 at 12:35 history asked Bogdan CC BY-SA 4.0