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Deduction of standard properties of measures from the two axioms: finite additivity; monotonicity; countable subadditivity. Continuity properties of measures stated and discussed. For
more…
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Terminology: countable additivity, pairwise disjoint unions. Notation for pairwise disjoint unions. Examples and constructions of measures: counting measure; combinations of measures; the biggest…
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Measurable spaces and measurable sets. Brief discussion of length, area and volume, the idea behind Lebesgue measure, and some of the issues. The definition of a (non-negative) measure on a…
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Properties of the sigma-algebra on a set X generated by a collection of subsets. Methods for showing inclusion or equality of sigma-algebras generated by two different collections of subsets. The…
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Sets of sets, which we call collections of sets.Comparison of the properties of some collections of sets, including topologies, and the collection of closed sets in a topological space.Definition, …
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The algebra of limits for sums of sequences of non-negative extended real numbers. The algebra of limits for products, and its limitations, for sequences of non-negative extended real numbers. For…
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Addition and multiplication for non-negative extended real numbers. Problems with the cancellation laws. Series of non-negative extended real numbers. Some discussion of problems with the algebra of…
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Discussion of convergence to infinity for sequences of non-negative extended real numbers. Monotone sequences (nondecreasing or nonincreasing) and the Monotone Sequence Theorem for the extended real…
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An introduction to the extended real line, with its total order (extending the total order on the real line), and a metric (induced, via a suitable bijection, by the usual metric on [-1,1]). Brief…
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With manufacturing on the cusp of a technological revolution, a flagship research facility has opened its doors at the University of Nottingham to help future-proof UK industry in a competitive…
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Carl talks about how the Careers and Employability Service helped him achieve his career aim. He attended a range of workshops and now on reflection says he should have used them more!
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Carl talks about how his interest in writing software during his PhD lead to his interest in data analysis. He also identifies the transferable skills he developed during his PhD, through a work…
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Audio narration (with digital pointer) to go with Slide 37 of G14FTA where the original recording failed. Brief discussion of how to generate a topology from a collection of sets (as a sub-base), and…
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Audio narration (with digital pointer) to go with the annotations of slides 35-36 from G14FTA Further Topics in Analysis, where the original recording failed. More examples of σ-algebras:…
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Professor Tom O’Loughlin explains that the familiar chapters and verses – found in every printed bible – are to be viewed solely as a means of finding passages and particular…
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Corrosion costs the oil and gas industry billions of dollars every year, it can also have far reaching environmental consequences. But so far no one has managed to stop corrosion happening. Experts…
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