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Timeline for Mutual Index of Coincidence

Current License: CC BY-SA 4.0

10 events
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May 2, 2019 at 23:11 vote accept Wei Wen
May 2, 2019 at 23:11 comment added Wei Wen yes, it help :) i am not good at reading math equation and symbol
May 2, 2019 at 9:09 comment added kelalaka Yes, When I write IC it was the single, sorry.
May 2, 2019 at 9:07 comment added Ilmari Karonen @kelalaka: Normally you'd use the single-string index of coincidence for that, not the mutual IoC.
May 2, 2019 at 9:04 comment added kelalaka It can be also used to determine the key length of Vigenère by looking at possible key lengths with IC.
May 2, 2019 at 8:54 comment added Ilmari Karonen @WeiWen: I've added a simple worked example above. Perhaps that helps?
May 2, 2019 at 8:54 history edited Ilmari Karonen CC BY-SA 4.0
fix off-by-one transcription error in sums, add example
May 2, 2019 at 8:39 history edited Ilmari Karonen CC BY-SA 4.0
fix off-by-one transcription error in sums
May 1, 2019 at 18:37 comment added Wei Wen How do i compare the two text Index of Coincidence, What do nn is multiply two string. but i dont understand how the two fs work
May 1, 2019 at 18:15 history answered Ilmari Karonen CC BY-SA 4.0