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March 2010
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quadratic equation

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It isn't often that a mathematical equation makes the national press, far less popular radio, or most astonishingly of all, is the subject of a debate in the UK parliament. However, as Chris Budd and Chris Sangwin tell us, in 2003 the good old quadratic equation, which we all learned about in school, reached these dizzy pinnacles of fame.

Tags: ellipse : pythagoras' theorem : golden ratio : public understanding of mathematics : quadratic equation : Fibonacci : Babylonian mathematics : Newton-Raphson method : completing the square : circle : parabola : hyperbola


Maths and politics clearly do mix, with a House of Commons debate inspiring another article in our series especially aimed at schoolteachers and students, and a new UK government report shaking up mathematics education. We also take a chance on the lottery, John Barrow turns agony aunt and we squeeze the most out of theoretical physics.

Tags: quadratic equation : adrian smith : teacher recruitment : Nrich


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In issue 29 of Plus, we heard how a simple mathematical equation became the subject of a debate in the UK parliament. Chris Budd and Chris Sangwin continue the story of the mighty quadratic equation.

Tags: bernoulli equation : navier-stokes equations : gravity : ellipse : chaos : differential equation : public understanding of mathematics : quadratic equation : circle : parabola : hyperbola : acceleration : stopping time : galileo : Newton : pendulum : Euler : complex number : logistic map : copernicus : kepler


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In the fourth and final part of our series celebrating 300 years since Leonhard Euler's birth, we let Euler speak for himself. Chris Sangwin takes us through excerpts of Euler's algebra text book and finds that modern teaching could have something to learn from Euler's methods.

Tags: algebra : irrational number : quadratic equation : Euler : complex number : Euler year


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How to keep up the suspense

Tags: quadratic equation : engineering