Give the sum of the first 'n' terms of a geometric series, given 'a' as the first term and 'r' as the ratio.
Energy of a photon
Convert a vector into a number
06 - Matrix Equations 3
Create sine function out of cosine
Say type of roots in quadratic equation
Double the next!
Check if is a square
Ratio between sum of primer numbers and non-prime numbers
Ratio between sum of primes and sum of factors
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