Related changes

29 May 2025

• diffhist Matrix (mathematics) 00:39 +738 David Eppstein talk contribs (Squeeze mapping seems to be studied more in optics than Euclidean geometry; use a source from that field and add a sentence about it to the optics section)

28 May 2025

• diffhist m Field (mathematics) 19:26 +1 JayBeeEll talk contribs
• diffhist Module:Labelled list hatnote 18:18 +127 Ahecht talk contribs (Exclude section anchors from ifexists, properly show "no input" error message when ifexists=true)
• diffhist Field (mathematics) 10:23 −10 JBW talk contribs (→Division rings: Making a note about the history of the name more visible; see talk page.)
• diffhist Matrix (mathematics) 00:25 +84 David Eppstein talk contribs (→Linear transformations: source shear matrix)

27 May 2025

• diffhist Field (mathematics) 21:25 +57 D.Lazard talk contribs (→top: "skew field" in the hatnote)

26 May 2025

• diffhist Matrix (mathematics) 23:33 +258 David Eppstein talk contribs (I'm skeptical that we really need a source saying that these four column vectors form the vertices of a unit square, but here is one)
• diffhist m Quaternion 22:22 0 Rgdboer talk contribs (→Algebraic properties: lk Non-abelian group)
• diffhist Complex number 18:44 +188 Quantling talk contribs (→Complex sine and cosine: Explain where these formulae come from)
• diffhist Complex number 18:36 +49 Quantling talk contribs (→Complex sine and cosine: Use math font for mathematical function names)
• diffhist Complex number 18:32 +196 Quantling talk contribs (→Complex sine and cosine: add disclaimer)
• diffhist Complex number 17:39 −45 Quantling talk contribs (Join two trigonometric sections into one)
• diffhist Complex number 17:35 +4 Quantling talk contribs (→Trigonometric hyperbolic functions: Restore accidentally deleted "and")
• diffhist Complex number 17:35 −16 Quantling talk contribs (Remove spaces. Change capitalization. Shorten section name.)
• diffhist Complex number 17:27 +342 Quantling talk contribs (→Trigonometric Functions and Hyperbolic Functions: Provide formulae for hyperbolic functions in terms of x and y)
• diffhist Complex number 17:15 −53 Quantling talk contribs (→Trigonometric Functions and Hyperbolic Functions: Especially intuitive when x and y are real numbers, but not actually necessary)
• diffhist Complex number 17:15 −749 Quantling talk contribs (→Trigonometric Functions and Hyperbolic Functions: Correct formulas for sine, cosine, tangent, cotangent. Eliminate formulas for secant and cosecant because they are just obvious reciprocals of cosine and sine formulas)
• diffhist Complex number 16:55 +30 Quantling talk contribs (→Trigonometric Functions and Hyperbolic Functions: That 1/f = \bar{f} / (\bar{f} f) is not sufficiently noteworthy)
• diffhist Complex number 16:50 −1,508 Quantling talk contribs (→Trigonometric Functions and Hyperbolic Functions: Keeping only those equations with x, y, or complex conjugate. The rest are great equations but are not sufficiently relevant to this article.)
• diffhist Category theory 14:21 −36 Tea2min talk contribs (Undid revision 1292269643 by Roscroft (talk): These uses of redirects instead of piped links are intentional and conventional. See MOS:NOPIPE and WP:INTDABLINK.) Tags: Undo Disambiguation links added
• diffhist Complex number 13:51 +2,703 IlIIlIlllIIlIIlIIlIlllIII talk contribs (add trigonometric, hyperbolic function's formula) Tag: Visual edit
• diffhist Quaternion 11:36 −7 2a04:cec0:c02b:70c9:a574:e416:af9b:6aa9 talk (→Algebraic properties: 1+(-1), i+(-i), ... are *sums*, not *differences*, no?) Tags: Mobile edit Mobile web edit
• diffhist m Category theory 03:05 +36 Roscroft talk contribs (swapping out internal redirects for true links) Tags: Reverted Disambiguation links added
• diffhist m Matrix (mathematics) 01:09 −18 Jacobolus talk contribs (we don't need to wikilink cayley more than once in the same paragraph)
• diffhist Matrix (mathematics) 00:56 +97 David Eppstein talk contribs (→Historical references: more authorlinks)
• diffhist Matrix (mathematics) 00:54 +34 David Eppstein talk contribs (→Historical references: publisher info for reprint)
• diffhist Matrix (mathematics) 00:53 +242 David Eppstein talk contribs (clean up Cayley 1858 ref)
• diffhist Quaternion 00:34 −1 71.145.239.226 talk (Oops nevermind my bad) Tag: Manual revert
• diffhist Quaternion 00:33 +1 71.145.239.226 talk (Quaternion multiplication is not commutative... ij=k, ji=-k) Tag: Reverted

25 May 2025

• diffhist m Mathematics 22:50 +1 PlatinumGalaxy talk contribs (→Social sciences: Grammar and missing "and") Tag: Visual edit
• diffhist Quaternion 10:08 −6 180.150.112.167 talk (→Conjugation, the norm, and reciprocal: Delete "stark": unsourced)

24 May 2025

• diffhist Matrix (mathematics) 21:37 +244 David Eppstein talk contribs (source other use of scalar product)
• diffhist Matrix (mathematics) 09:52 0 Headbomb talk contribs (fix)
• diffhist Matrix (mathematics) 09:17 −117 Headbomb talk contribs (1993)
• diffhist Matrix (mathematics) 04:36 +82 David Eppstein talk contribs (→Historical references: archive link and full volume title for Sylvester 1904)
• diffhist Matrix (mathematics) 04:32 −21 David Eppstein talk contribs (Undo citation to book garbaged by Citation bot mixing in info from book review)

23 May 2025

• diffhist Matrix (mathematics) 22:05 +167 David Eppstein talk contribs (source transformation matrix)
• diffhist Paul Halmos 21:25 −2 Itsaboutthattime talk contribs Tag: Visual edit
• diffhist Matrix (mathematics) 01:40 +307 David Eppstein talk contribs (source square matrices as examples of noncommutative rings)

22 May 2025

• diffhist Matrix (mathematics) 06:48 −1 Dedhert.Jr talk contribs (→Row operations: fix citation)