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Sep 23, 2021 at 18:15 answer added paul garrett timeline score: 1
Apr 13, 2017 at 12:58 history edited CommunityBot
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Feb 8, 2015 at 2:41 history edited Keenan Kidwell CC BY-SA 3.0
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Jul 23, 2014 at 23:12 vote accept Keenan Kidwell
Jul 23, 2014 at 23:07 answer added user56365 timeline score: 11
Jul 23, 2014 at 22:47 comment added Keenan Kidwell Dear @Qiaochu, Yes, Hahn-Banach holds for locally convex spaces. That's a nice idea for a candidate akin to how one defines vector-valued integrals in some cases. Is it clear that one recovers the usual notion when $V$ is a Banach space? One (possible) defect is that it doesn't (to me anyway) suggest a natural definition of a tangent map at a point.
Jul 23, 2014 at 22:38 comment added Qiaochu Yuan I'm not familiar with those hypotheses on $V$ but if they imply that continuous linear functionals separate points, then one candidate for a notion of smooth map $M \to V$ is a map such that composition with all continuous linear functionals $M \to V \to \mathbb{R}$ is smooth.
Jul 23, 2014 at 21:28 history edited Keenan Kidwell CC BY-SA 3.0
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Jul 23, 2014 at 21:23 history asked Keenan Kidwell CC BY-SA 3.0