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when toggle format what by license comment
Apr 20, 2020 at 5:56 vote accept Jeff
Apr 23, 2020 at 3:36
Apr 19, 2020 at 9:32 history edited kodlu
edited tags
Apr 19, 2020 at 4:27 history edited Jeff CC BY-SA 4.0
edited body
Apr 19, 2020 at 4:12 answer added kodlu timeline score: 2
Apr 19, 2020 at 3:59 comment added kodlu If you used $x_j$ instead of $i_j$ this would be much more readable.
Apr 19, 2020 at 3:55 history edited Jeff CC BY-SA 4.0
edited body
Apr 19, 2020 at 3:32 history edited Jeff CC BY-SA 4.0
edited body
Apr 19, 2020 at 3:12 history asked Jeff CC BY-SA 4.0