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Hardy-Ramanujan Number
Let me introduce a famous story related to the number \( 1729 \). It dates back to the early 1900s and involves the British mathematician G. H. Hardy. Remarkable Insight While on his way to visit his friend, the Indian mathematician Srinivasa Ramanujan, who was ill, Hardy rode in a taxi with the number \(…
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The Secret of the Number 21: Nakamoto Satoshi’s Intent Hidden in Bitcoin Design
The fixed total supply of \( 21 \) million BTC has led many to wonder if there’s a deeper meaning behind the number. Could the number \( 21 \) carry specific intent or symbolism? This article explores the core of Bitcoin’s design and the mystery behind the number \( 21 \), examining the background, potential…
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Kaprekar Number
The \( 6174 \) Phenomenon For any \( 4 \)-digit number where not all the places have the same number, repeat the calculation of subtracting the smallest number from the largest number that can be obtained by rearranging the numbers in each place, and you will always arrive at \( 6174 \) at the end.…
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Algebra is also called a Ring
Algebra and Its Meanings The Japanese translation of “algebra” is “代数,” which typically evokes the concept of “algebra (代数学)” in the context of mathematics, such as basic algebraic equations and operations. However, the term “algebra” has a broader and more specialized meaning within higher mathematics and abstract algebra. In this other sense, “algebra” is translated…
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The Area of a Circle is Zero?
We are familiar with the formula for the area of a circle with radius \(r \), centered at a certain point, which is given by \( \pi r^2 \). However, this can be misleading. The reason is that the definition of a circle is “the set of points equidistant from a given point⭕️.” In other…