Fractional and Decimal Type Bordered Magic Squares With Magic Sum 2020

The idea of bordered magic squares is well known in the literature. In this work, bordered magic squares are constructed in such a way that the final magic sum of each bordered magic square is 2020. The work is for the orders 3 to 25. In each case, a symmetric result is found for the magic sums of sub-magic squares. The work include fractional, decimal and whole numbers with positive and negative signs.

The work written specially for the day 20 of year 2020. 

The work can be download at the following link:

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Below are examples considered in the work:

S-1S-2S-3S-4S-5S-6S-7S-8S-9S-10S-11S-12S-13S-14S-15S-16S-17S-18S-19S-20S-21S-22S-23

 

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