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Apr 28, 2022 at 14:21 vote accept Alex Nelson
Apr 26, 2022 at 10:56 comment added Zhanrong Qiao @MichaelNorrish Ah yes, I was probably thinking about "signed tableau" and reducing the number of DNE/RAA rules...
Apr 26, 2022 at 1:40 comment added Michael Norrish Note that tableau "sequents" are one-sided, so the inferences performed in a tableau proof will map quite cleanly to natural deduction. (To show validity of an input formula, negate it and derive consequences using tableau rules until all branches are closed.)
S Apr 21, 2022 at 18:40 review First answers
Apr 22, 2022 at 7:26
S Apr 21, 2022 at 18:40 history edited Guy Coder CC BY-SA 4.0
Add bullets to make it more apparent there are three different parts to this answer.
Apr 21, 2022 at 15:30 history edited Zhanrong Qiao CC BY-SA 4.0
added 524 characters in body
Apr 21, 2022 at 15:24 history edited Zhanrong Qiao CC BY-SA 4.0
added 524 characters in body
S Apr 21, 2022 at 15:13 review First answers
Apr 21, 2022 at 17:23
S Apr 21, 2022 at 15:13 history answered Zhanrong Qiao CC BY-SA 4.0