Proceedings of the Royal Society A

How close to invisible can a mirror be?

(—In 2011, mathematicians Alexander Plakhov and Vera Roshchina proved that objects with mirror surfaces cannot be perfectly invisible. Now in a new study, Plakhov has returned to the problem, asking just how close ...

dateOct 06, 2017 in Mathematics feature
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Mathematicians ask: What's in a ripple?

When a fluid or a gas experiences a sudden disturbance, such as a change in pressure or elevation, it often gives rise to a phenomenon known as an undular bore, which consists of a series of rapid oscillations that propagate ...

dateSep 20, 2017 in Mathematics
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The mathematics of golf

(—The official Rules of Golf, which are continually being revised and updated as new equipment emerges, have close ties to mathematics. In many cases, math is used to place limitations on golf equipment, such as ...

dateAug 16, 2017 in Mathematics feature
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