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| author | Adam Bard <github@adambard.com> | 2020-10-01 08:19:29 -0700 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2020-10-01 08:19:29 -0700 |
| commit | f0be07d4b66ba9a58985e3cf2422cd1260de7831 (patch) | |
| tree | cad31bf3c46a21ac20089e34206bcac4aec77a28 /set-theory.html.markdown | |
| parent | 348f5eef5cd5d337f19a602502eac68861c3ca98 (diff) | |
| parent | 26d2733ab775e1138bfd83fe14253035275671b9 (diff) | |
Merge pull request #4003 from Vap0r1ze/patch-1
[set-theory/en] correct equality statement
Diffstat (limited to 'set-theory.html.markdown')
| -rw-r--r-- | set-theory.html.markdown | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/set-theory.html.markdown b/set-theory.html.markdown index 1894c306..6be7aa00 100644 --- a/set-theory.html.markdown +++ b/set-theory.html.markdown @@ -82,7 +82,7 @@ D = { 2x : x ∈ N } = { 0, 2, 4, 6, 8, ... } * If two sets contain the same items then we say the sets are equal, e.g. `A = B`. * Order does not matter when determining set equality, e.g. `{ 1, 2, 3, 4 } = { 2, 3, 1, 4 }`. * Sets are disjoint, meaning elements cannot be repeated, e.g. `{ 1, 2, 2, 3, 4, 3, 4, 2 } = { 1, 2, 3, 4 }`. -* Two sets `A` and `B` are equal if and only if `A ⊂ B` and `B ⊂ A`. +* Two sets `A` and `B` are equal if and only if `A ⊆ B` and `B ⊆ A`. ## Special Sets |