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Claim: For any prime p: (p-1)! = -1 (mod p)Proof: For p=2: 1! = 1 so the equality obviously holds. Therefore, we need to consider cases when p is odd.
Let's consider set: {1, ... , p-1}...

An infinite square well is a region with constant potential energy (inside the well) surrounded by a region of infinite potential energy (outside the well). Therefore, it is impossible for a particle to b...

Always start with defining the scope of your answer. In this question you need to define the terms "good causes" and "good scheme" before you can give a logical answer. You should spen...

The main purpose of RAM (Random Access Memory) in a computer is to provide fast access to volatile memory.This memory is loaded out of the primary storage device (Hark Drive or Solid State Drive) when the...

Following the death of Stalin, and a domestic power struggle, Khrushchev took control of the Soviet Union in 1953. His coming to power quickly became recognised as the ‘Khrushchev Thaw’ as a result of de-...