Main SMS (2013)

Special Finite Series

 

Special Arctan Identity

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where x is arbitrary.

 

Pi/35

The sin function of pi/35 obeys the identity

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Special Sextic Equation

where a, b and c are real, and a ≠ 0. One of the roots of the special sextic equation is found as shown below 

 

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The solution of the equation is 

 

16x16 Magic Square