operator theory related issues & queries in MathXchanger


Inequality about lcm

elementary-number-theory inequality
Updated September 20, 2017 19:20 PM


Separators in a graph

graph-theory graph-connectivity
Updated September 20, 2017 19:20 PM




Why is this formula true?

elementary-set-theory
Updated September 20, 2017 18:20 PM










Problem with Ordered Triples

functions logic set-theory
Updated September 20, 2017 14:20 PM




Asymmetric relations

set-theory relations
Updated September 20, 2017 13:20 PM






Homeomorphic to $SO(3)$

group-theory lie-groups quaternions
Updated September 20, 2017 10:20 AM

Is $\mathbb Q$ saturated?

logic proof-verification model-theory
Updated September 20, 2017 10:20 AM




Is $\mathbb R$ saturated?

logic model-theory
Updated September 20, 2017 08:20 AM

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