447,760 research outputs found

    Analysis in univalent type theory

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    Some constructive real analysis is developed in univalent type theory (UTT). We develop various types of real numbers, and prove several equivalences between those types. We then study computation with real numbers. It is well known how to compute with real numbers in intensional formalizations of mathematics, where equality of real numbers is specified by an imposed equivalence relation on representations such as Cauchy sequences. However, because in UTT equality of real numbers is captured directly by identity types, we are prevented from making any nontrivial discrete observations of arbitrary real numbers. For instance, there is no function which converts real numbers to decimal expansions, as this would not be continuous. To avoid breaking extensionality, we thus restrict our attention to real numbers that have been equipped with a simple structure called a \emph{locator}. In order to compute, we modify existing constructions in analysis to work with locators, including Riemann integrals, intermediate value theorems and differential equations. Hence many of the proofs involving locators look familiar, showing that the use of locators is not a conceptual burden. We discuss the possibility of implementing the work in proof assistants and present a Haskell prototype

    Foundation phase: framework for children's learning

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    The P scales: level descriptors P1 to P8

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    "These are the level descriptors for pupils working below level 1 of the national curriculum... To support teachers in making judgements about pupils’ attainment below level 1 of the national curriculum" - Back cover. This booklet is part of the DVD and print booklet package 'Using the P scales: assessing, moderating and reporting pupil attainment at levels P1 to P8' (QCA/09/4060

    Development matters in the early years foundation stage (EYFS)

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    Guidance on the key skills units : communication, application of number and information technology

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    Exploring behaviour in the online environment: student perceptions of information literacy

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    The aim of this paper is to show how information literacy can be conceptualised as a key learning process related to discipline and academic maturity, rather than as a generic skill. Results of a small-scale study including questionnaires and observation of student behaviour are reported and analysed in relation to Bruces 'seven faces of information literacy' framework. The findings illustrate that information literacy is a highly situated practice that remains undeveloped through mandatory schooling. Some methodological issues are considered in relation to researching information literacy, including the limits of the Bruce model as a framework for analysis. We also show how decontextualised courses can foreground and privilege certain behaviours that are beneficial but that developing higher-level information literate attitudes is likely to be an iterative and contextualised process

    'Sounds of Intent' : Mapping musical behaviour and development in children and young people with complex needs

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    This article reports on the first year of an Esmae Fairbairn Foundation-funded research project into the design and evaluation of an original 'framework' for mapping the behaviour and development in, and through, music for children with complex needs, specifically those with profound and multiple learning difficulties (PMLD). An initial four-month design and pilot phase critiqued and evaluated a framework that was grounded in video-based iterative analyses of individual case studies that had been collected during the previous two years. The piloting phase was followed by a sustained period of classroom-based music lesson observation in five special schools over a period of seven months. A total of 630 observations were made using the framework for 68 participants whose ages ranged from 4 years 7 months to 19 years 1 month. Subsequent analyses support the general design features of the observational framework and provide new evidence of PMLD musical behaviour and development
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