Related changes
Jump to navigation
Jump to search
Enter a page name to see changes on pages linked to or from that page. (To see members of a category, enter Category:Name of category). Changes to pages on your watchlist are in bold.
List of abbreviations:
- D
- Wikibase edit
- N
- This edit created a new page (also see list of new pages)
- m
- This is a minor edit
- b
- This edit was performed by a bot
- (±123)
- The page size changed by this number of bytes
16 October 2026
|
|
N 13:26 | 2.2: Rings (Webpage) (Q2204) 3 changes hist +3,187 [Rongzhou (3×)] | |||
|
|
13:26 (cur | prev) +113 Rongzhou talk contribs (Linked 2.2: Rings (Webpage) to its wiki page) | ||||
|
|
13:26 (cur | prev) +354 Rongzhou talk contribs (Imported 2.2: Rings (Webpage) from an external authority) | ||||
| N |
|
13:26 (cur | prev) +2,720 Rongzhou talk contribs (Imported 2.2: Rings (Webpage) from an external authority) | |||
|
|
N 13:05 | 2.1: Fields (Webpage) (Q2202) 3 changes hist +3,161 [Rongzhou (3×)] | |||
|
|
13:05 (cur | prev) +114 Rongzhou talk contribs (Linked 2.1: Fields (Webpage) to its wiki page) | ||||
|
|
13:05 (cur | prev) +354 Rongzhou talk contribs (Imported 2.1: Fields (Webpage) from an external authority) | ||||
| N |
|
13:05 (cur | prev) +2,693 Rongzhou talk contribs (Imported 2.1: Fields (Webpage) from an external authority) | |||
| N 12:20 | Binary operation diffhist +371 Rongzhou talk contribs (Created page with "A binary operation is a function that maps two elements of a given set to one element of that set. In general form: $$ a*b=c,\, a,b,c \in X $$ where $a,b,c$ do '''not''' have to be distinct. == Formal definition == Let $X \neq \emptyset$ be a set. Any function $*:X \times X \to X$ is called a '''binary operation'''. $X$ is said to be closed under $*$.") | ||||
|
|
N 11:08 | Set 2 changes hist +4,646 [Rongzhou (2×)] | |||
|
|
11:08 (cur | prev) +276 Rongzhou talk contribs | ||||
| N |
|
10:51 (cur | prev) +4,370 Rongzhou talk contribs (Created page with "A '''set''' is an unordered collection of distinct '''elements'''.<ref>{{#cite:Q2194}}</ref> == Formal definition == According to [https://en.wikipedia.org/wiki/Morse%E2%80%93Kelley_set_theory Morse-Kelley set theory]: $$ \exists B: A \in B \iff A \text{ is a set} $$ <ref>{{#cite:Q2184}}</ref> == Defining a set == === Enumeration === A small finite set can be described by '''enumerating''' all its elements: $$ S=\{\text{Apple, Banana, Peaches}\} $$ Some infinit...") | |||