ScalingStacks

Corollary 3.6 . [00KC]

Original official author HTML, exact retained edition. Historical TeX conversion verdicts remain unchanged. Cited-edition alignment and mathematical self-containment are not assessed.

Complete original source context · Original author HTML

Corollary 3.6.

The commutative diagram of homomorphisms of kk-algebras induces a commutative diagram of continuous maps of topological spaces

(Spec⁡(V∙​(L)))an\textstyle{(\spec(V_{{\scriptscriptstyle\bullet}}(L)))^{\mathrm{an}}}𝔐​(V^​(L,ϕaff))\textstyle{\mathfrak{M}(\widehat{V}(L,\phi^{\mathrm{aff}}))\ignorespaces\ignorespaces\ignorespaces\ignorespaces}𝔐​(V^∙​(L,ϕ))\textstyle{\mathfrak{M}(\widehat{V}_{{\scriptscriptstyle\bullet}}(L,\phi))\ignorespaces\ignorespaces\ignorespaces\ignorespaces}σ∗\scriptstyle{\sigma^{*}}(Spec⁡(V∙​(LX|Y)))an\textstyle{(\spec(V_{{\scriptscriptstyle\bullet}}(L_{X|Y})))^{\mathrm{an}}\ignorespaces\ignorespaces\ignorespaces\ignorespaces}iY∗\scriptstyle{i_{Y}^{*}}𝔐⁡(V^∙​(LX|Y,ϕX|Yaff))\textstyle{\mathfrak{M}(\widehat{V}_{{\scriptscriptstyle\bullet}}(L_{X|Y},\phi_{X|Y}^{\mathrm{aff}}))\ignorespaces\ignorespaces\ignorespaces\ignorespaces\ignorespaces\ignorespaces\ignorespaces\ignorespaces}iY​(ϕaff)∗\scriptstyle{i_{Y}(\phi^{\mathrm{aff}})^{*}}𝔐⁡(V^∙​(LX|Y,ϕX|Y))\textstyle{\mathfrak{M}(\widehat{V}_{{\scriptscriptstyle\bullet}}(L_{X|Y},\phi_{X|Y}))\ignorespaces\ignorespaces\ignorespaces\ignorespaces\ignorespaces\ignorespaces\ignorespaces\ignorespaces}σ|Y∗\scriptstyle{\sigma|_{Y}^{*}}iY​(ϕ)∗\scriptstyle{i_{Y}(\phi)^{*}}

All maps are closed. If the algebra seminorm ⦀⋅⦀ϕ\vvvert\mathord{\cdot}\vvvert_{\phi} is a norm, then all maps are injective.

Original mathematics by the credited authors. Source-backed reader collection; mathematical self-containment is not assessed.