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Proof: A Brief Historical Survey
If you think that mathematical proof is really clearcut and universal then you should read this article.
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Modelling Assumptions in Mechanics
An article demonstrating mathematically how various physical modelling assumptions affect the solution to the seemingly simple problem of the projectile.
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The Four Colour Theorem
The Four Colour Conjecture was first stated just over 150 years ago, and finally proved conclusively in 1976. It is an outstanding example of how old ideas can be combined with new discoveries. prove a mathematical theorem.
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A Little Light Thinking
14 to 16
Here is a machine with four coloured lights. Can you make two lights switch on at once? Three lights? All four lights?
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Inspect Your Gadgets
Read about the mathematics behind the measuring devices used in
quantitative chemistry