From 084401a0129afe139a0125accf21b731f01bb54a Mon Sep 17 00:00:00 2001 From: Batixx Date: Thu, 25 Dec 2025 19:05:40 +0100 Subject: [PATCH 1/2] implication --- theorems/T000808.md | 12 ++++++++++++ 1 file changed, 12 insertions(+) create mode 100644 theorems/T000808.md diff --git a/theorems/T000808.md b/theorems/T000808.md new file mode 100644 index 000000000..55ecd695d --- /dev/null +++ b/theorems/T000808.md @@ -0,0 +1,12 @@ +--- +uid: T000808 +if: + P000120: true +then: + P000210: true +refs: + - mathse: 5116648 + name: Do the Arkhangel'skii $\alpha_i$ properties hold for order topologies? +--- + +See {{mathse:5116648}}. From 0556874e91ba39a0831bfa3f2ae76da4b8391403 Mon Sep 17 00:00:00 2001 From: Batixx Date: Fri, 26 Dec 2025 13:45:05 +0100 Subject: [PATCH 2/2] add go --- theorems/T000809.md | 9 +++++++++ 1 file changed, 9 insertions(+) create mode 100644 theorems/T000809.md diff --git a/theorems/T000809.md b/theorems/T000809.md new file mode 100644 index 000000000..139bea2bc --- /dev/null +++ b/theorems/T000809.md @@ -0,0 +1,9 @@ +--- +uid: T000809 +if: + P000154: true +then: + P000210: true +--- + +By {T750} and {T808}, every {P133} is {P210}, the assertion follows as the property is hereditary.