January 2023
Intermediate to advanced
248 pages
3h 45m
English
Content preview from Lateral Thinking for Every Day
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Lateral thinking in mathematics
One of the world’s greatest mathematicians, Carl Friedrich Gauss, was born in Germany in 1777. It is said that when he was a young boy at school the teacher wanted to keep the class quiet, so he set this problem: ‘Add up all the numbers from one to one hundred.’ The schoolmaster thought that this task of adding 100 numbers would secure a long silence but, in a flash, the young Gauss raised his hand with the answer. He had found a quick and elegant way to solve the problem and what he did is an example of lateral thinking in mathematics. The obvious way to tackle the problem is to add 1 + 2 + 3 + 4 and so on. Gauss saw that if he added 1 + 100 he got 101, if he added 2 + 99 he got 101, if he added 3 + 98 he ...
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