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  1. Looking out for number one

    ... model alphabetic data. See http://plus.maths.org/issue9/features/benford/ regarding numeric data. Using logs with base 27, the ...

    plusadmin - 27 Jul 2018 - 04:53 - 4 comments

  2. What is a black hole – mathematically?

    ... you characterise a black hole so simply, with just a few features, such as mass and size? One of the reasons why black ...

    Rachel - 26 Jul 2018 - 22:52 - 4 comments

  3. Maths and art: the whistlestop tour

    ... work is this link: http://plus.maths.org/content/os/issue9/features/lyapunov/index Great wright up by the way, using it in next week ...

    plusadmin - 26 Jul 2018 - 07:49 - 9 comments

  4. How the Universe began

    ... Big Bang model could not explain some of the most striking features of our Universe. Three problems were particularly bugging ... addresses the fact that many of the Universe's physical features are roughly the same wherever you look. Travel a few million light ...

    plusadmin - 25 Jul 2018 - 13:46 - 0 comments

  5. Understanding uncertainty: Visualising probabilities

    ... for those with poor numeracy. Many graphics have these features, but those used to represent probabilities may be of particular ... the peculiar perspective. We can summarise these negative features as chart junk . They add useless clutter to what could have been an ...

    Marianne - 26 Jul 2018 - 04:48 - 0 comments

  6. Matrix: Simulating the world Part I - Particle models

    ... best to simplify a complex problem, to distil the crucial features of a system and leave out anything that might confuse the analysis of ... the simulation won't behave properly around these artificial features. A common trick in modelling is to define the world space so that if a ...

    plusadmin - 26 Jul 2018 - 13:51 - 0 comments

  7. Ripped off at the beach

    ... transient or flash rips occur unexpectedly where these features are not present. Topographic rips have been well documented and ... beach, a relatively flat beach in Perth with none of the features that generate topographic rips, and were able to record flash rips for ...

    plusadmin - 25 Jul 2018 - 19:46 - 0 comments

  8. Digital art

    ... music — getting a computer to find those patterns and features that distinguish music from mere noise — poses a whole new range of ... is often needed to enable a computer program to identify features from a webcam. Picking out the brightest or darkest regions in its ...

    plusadmin - 26 Jul 2018 - 19:52 - 0 comments

  9. Smooth manifolds

    ... standard Euclidean space . We have a choice about which features of we want to regard as intrinsic, rather than just accidents of ... of the infinitesimal paths.) Among the intrinsic features of a Riemannian manifold are its geodesics . These are parametrized ...

    Rachel - 26 Jul 2018 - 22:52 - 0 comments

  10. What is dark matter?

    ... pattern, but a closer look discloses many identifiable features — light from major metropolises, oil wells alight in the Middle ... a billion light years away. These pictures reveal many faint features, streaks and arcs: each is a remote galaxy, several times further away ...

    plusadmin - 26 Jul 2018 - 16:51 - 7 comments