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16 July 2025
- diffhist Formal system 15:50 −57 180.75.46.143 talk (sprucing up of paragraph)
- diffhist Formal system 15:36 +35 180.75.46.143 talk (i have removed statements on this page which are inaccurate (note: formal systems have nothing to do with inductive systems). i have restored paragraphs from earlier versions of this page.)
- diffhist m Formal system 11:20 +317 ClueBot NG talk contribs (Reverting possible vandalism by 203.106.194.247 to older version. Report False Positive? Thanks, ClueBot NG. (4404302) (Bot)) Tag: Rollback
- diffhist Formal system 11:15 +17 203.106.194.247 talk Tags: Manual revert Reverted
- diffhist Formal system 11:15 −17 203.106.194.247 talk Tag: Reverted
- diffhist Formal system 11:13 +34 203.106.194.247 talk (i have restored the older version of this page, because the new edits are linguistically and mathematically inaccurate.) Tag: Reverted
- diffhist Formal system 11:13 −1 203.106.194.247 talk Tag: Reverted
- diffhist Formal system 11:12 −350 203.106.194.247 talk (i have restored the older version of this page, because the new edits are linguistically and mathematically inaccurate.) Tag: Reverted
- diffhist Proposition 08:40 +4 Phlsph7 talk contribs (Undid revision 1300350032 by 2A02:CE0:2002:6C57:C0B8:6EC5:3593:49B8 (talk) sentences are linguistic expressions) Tag: Undo
- diffhist Cardinality 08:03 +13 ALittleClass talk contribs (replaced instances of "powerset" with "power set") Tag: Visual edit
15 July 2025
- diffhist Zermelo–Fraenkel set theory 22:21 −164 Trovatore talk contribs (→Axiom of pairing: oh, I see why that was there. Easily fixed; just get rid of the digression about redundancy, which is unimportant)
- diffhist Zermelo–Fraenkel set theory 22:19 −233 Trovatore talk contribs (→Axiom of pairing: rm out-of-place claim -- we don't need to prove here that there is a set with at least two elements)
- diffhist Zermelo–Fraenkel set theory 22:18 +2 Trovatore talk contribs (fix comma splice)
- diffhist Zermelo–Fraenkel set theory 22:10 +1 Trovatore talk contribs (add period)
- diffhist Zermelo–Fraenkel set theory 22:10 −2 Trovatore talk contribs (typo)
- diffhist Zermelo–Fraenkel set theory 22:09 +358 Trovatore talk contribs (fixes to pairing axiom (see discussion on talk))
- diffhist Axiomatic system 21:56 −13 Yesterday, all my dreams... talk contribs (→Example: these axioms are deductive, not semantic)
- diffhist Axiomatic system 21:55 −13 Yesterday, all my dreams... talk contribs (→Axioms and models: formal structures are by definition well defined)
- diffhist m Natural deduction 21:09 −1 Scrooge Mcduc talk contribs (→Gentzen-style example proofs: typo fix)
- diffhist m Lambda calculus 19:32 −4 Frap talk contribs
- diffhist Lambda calculus 18:28 +416 Jochen Burghardt talk contribs (→Free variables: citation; bound / free aren't disjoint)
- diffhist Truth table 18:13 −2,371 Jochen Burghardt talk contribs (distracting) Tag: Undo
- diffhist Mathematical object 18:11 0 162.106.6.36 talk
- diffhist Church encoding 17:43 +10 WillNess talk contribs (Updated short description) Tags: Mobile edit Mobile app edit Android app edit App description change
- diffhist Lambda calculus 17:39 −32 Scrooge Mcduc talk contribs (→Free variables)
- diffhist Zermelo–Fraenkel set theory 17:35 +36 2601:204:f181:9410:7903:f639:5086:2ec9 talk (→Axiom of pairing: Fixed "Axiom of pairing")
- diffhist Zermelo–Fraenkel set theory 17:20 +3 2601:204:f181:9410:7903:f639:5086:2ec9 talk (→Axiom of pairing: Fixed false statement (and bad grammar).)
- diffhist Truth table 16:32 +170 46.159.119.122 talk (→Applications of truth tables in digital electronics) Tags: Reverted Mobile edit Mobile web edit
- diffhist Truth table 16:16 +2,201 46.159.119.122 talk (→Applications of truth tables in digital electronics) Tags: Reverted Mobile edit Mobile web edit
- diffhist m Sequence 14:32 +24 W.andrea talk contribs (→top: +link)
- diffhist Image (mathematics) 05:46 +8 GALI MANISH KUMAR talk contribs (Link suggestions feature: 2 links added.) Tags: Visual edit Newcomer task Suggested: add links
- diffhist Construction of the real numbers 05:14 +76 Scrooge Mcduc talk contribs
- diffhist Construction of the real numbers 04:51 +114 Scrooge Mcduc talk contribs (Added clarification that almost homomorphism condition is just the condition that the error is bounded.)
14 July 2025
- diffhist Zermelo–Fraenkel set theory 20:02 +152 41.230.140.43 talk (→Axiom of infinity) Tag: Visual edit: Switched
- diffhist m Cardinality 19:42 −63 Farkle Griffen talk contribs (→Cardinal numbers: Clearer) Tags: Mobile edit Mobile app edit iOS app edit App section source
- diffhist Functional predicate 18:28 +61 Jochen Burghardt talk contribs (→top)
- diffhist P versus NP problem 16:39 −1,430 David Eppstein talk contribs (Undid revision 1300487044 by David Conway 522758601 (talk) space logic crankery) Tag: Undo
- diffhist m P versus NP problem 16:37 +1,430 David Conway 522758601 talk contribs (→Claimed solutions) Tag: Reverted
- diffhist Cardinality 15:07 +1 LooksGreatInATurtleNeck talk contribs (Fixed Category:Harv and Sfn no-target errors, sfn contained typos)
- diffhist Cardinality 15:02 −11 LooksGreatInATurtleNeck talk contribs (There was a Script warning on the page from a cite book template, "Category:CS1 maint: date and year", fixed by removing the redundant date= field as year= was already set)
- diffhist m Axiom 12:00 0 Chatul talk contribs (plain -> plane)
- diffhist m Axiom 08:27 +2 Des Vallee talk contribs
- diffhist m Axiom 08:26 0 Des Vallee talk contribs
- diffhist m Axiom 08:26 0 Des Vallee talk contribs
- diffhist Axiom 08:25 +310 Des Vallee talk contribs
- diffhist Sentence (mathematical logic) 06:05 +23 FatalSubjectivities talk contribs ({{other uses|Sentence}}) Tag: Disambiguation links added
- diffhist Proposition 06:03 +21 FatalSubjectivities talk contribs (→See also: **Doxastic logic)
- diffhist Argument 05:58 +13 FatalSubjectivities talk contribs (→Explanations: removed [[claim (logic))
- diffhist Proposition 05:56 −20 FatalSubjectivities talk contribs (→See also: Removed Claim (logic))
13 July 2025
- diffhist Mathematical logic 23:14 −4 Trovatore talk contribs (Undid revision 1300363491 by 2601:204:D100:F5B0:1089:1862:1796:D986 (talk) no, we don't do that here) Tag: Undo