Peter Lynch

69 results

One source of randomness is atmospheric noise, the “static” generated by lightning discharges. Photograph: Julian Stratenschulte/EPA

Randomness is a slippery concept, defying precise definition. A simple example of a random series is provided by repeatedly tossing a coin. Assigning (...)

An illustration of Prof James Moriarty in Conan Doyle’s work bears a striking resemblance to a photograph of Prof George Boole (left) and may well have been based on it.

A fascinating parallel between a brilliant mathematician and an arch-villain of crime fiction is drawn in a forthcoming book – New Light on George Boo(...)

Kepler’s idea was not warmly supported by his contemporaries, but harmonic relations are known today to be crucial. Photograph: Getty

Johannes Kepler, German mathematician and astronomer, sought to explain the solar system in terms of divine harmony. His goal was to find a system of (...)

Vital subject: weusemaths.ie shows the links  between the curriculum, courses and careers. Photograph: iStock/Getty

In the midst of Maths Week Ireland many students may be asking, “What use is mathematics and what purpose is served by studying it?” Mathematicians o(...)

The 200th anniversary of the birth of William Rowan Hamilton, in 2005:  then minister for state Noel Treacey with TDs Joe Costello  and the late Tony Gregory and members of the Cabra Community Centre Project  on their way to Broombridge for the unveiling of a plaque.

The story of William Rowan Hamilton’s discovery of new four-dimensional numbers called quaternions is familiar. The solution of a problem that had bot(...)

British-Lebanese mathematician Michael Atiyah giving a lecture on the Riemann hypothesis on Monday at the Heidelberg Laureates Forum in Germany. Screengrab: YouTube

The 90-year-old mathematician Michael Atiyah has presented what he referred to as a “simple proof” of the Riemann hypothesis, a problem which has elud(...)

An undated portrait of German mathematician Bernhard Riemann (1826-1866). Riemann established the foundations of modern differential geometry and, in 1859, formulated the hypothesis that bears his name.  Photograph: Bettmann/Getty Images

A major mathematical result has been announced by British-Lebanese mathematician Sir Michael Atiyah. In a talk at the 6th Heidelberg Laureate Forum in(...)

Tom Lehrer, mathematician, singer, songwriter and satirist, was born in New York 90 years ago. He was active in public performance for about 25 years (...)

You have probably noticed the little rectangles in the camera of your smartphone; this is face detection in action.

As you pass through an airport, you are photographed several times by security systems. Face recognition systems can identify you by comparing your di(...)

A spiral has appeared over the past decade or so on the beach between Booterstown station and the Merrion Gates, southeast of Dublin. A sandbank (pictured) has gradually built up, driven by the action of the sea waves, and has assumed a form close to a logarithmic spiral.

We all know what a spiral looks like. Or do we? Ask your friends to describe one and they will probably trace out the form of a spiral staircase. But (...)

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