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Exploring the Beauty of Numbers and Math

Numbers & Mathematical Concepts that Everybody Needs to Know

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Sometimes, numbers are found using beautiful equations and formulas. They can also have mathematical beauty in that their properties offer a predictable outcome that is visually and intellectually appealing.

From infinity to the Golden ratio, this article will discuss a few interesting mathematical concepts and theories.

Goldbach’s Conjecture

Goldbach’s Conjecture is one of the oldest and most famous unsolved problems in number theory. It was first proposed by the Prussian mathematician Christian Goldbach in a letter to Leonhard Euler in 1742. Goldbach’s Conjecture actually has two parts:

  1. Weak conjecture: States that every odd number greater than 5 can be expressed as the sum of three prime numbers.
  • Examples: 7 = 2 + 2 + 3, 9 = 2 + 2 + 5, 11 = 3 + 3 + 5.
  1. Strong conjecture: States that every even integer greater than 2 can be expressed as the sum of two prime numbers.
  • Examples: 4 = 2 + 2, 6 = 3 + 3, 8 = 3 + 5, 10 = 5 + 5.

In his 1742 letter to Euler, Goldbach originally conjectured that every integer greater than 2 can be written as the sum of three primes. Euler reformulated it into the modern version we focus on today. Euler responded positively, acknowledging the conjecture’s interest but admitting he couldn’t prove it either.

The conjecture has been verified by computer for very large numbers. Despite this extensive verification, a general proof remains elusive.

Modern attempts to prove Goldbach’s Conjecture involve advanced methods from analytic number theory, including the circle method and sieve methods. Despite significant progress and numerous partial results, a full proof remains out of reach.

The conjecture’s resistance to proof lies in the deep and intricate nature of prime numbers. While we know a lot about the distribution of primes, the precise relationships required to prove the conjecture remain complex and elusive.

The Number 9

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Sofien Kaabar, CFA
Sofien Kaabar, CFA

Written by Sofien Kaabar, CFA

Top writer in Finance, Investing, Business | Trader & Author | Bookstore: https://sofienkaabar.myshopify.com/

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