Find the smallest number n such that the digit sum of n is equal to 56, the number n is divisible by 56 and its two last digits are Read more..
Fibonacci sequence can be found everywhere in nature. First mentioned by Leonardo Fibonacci, a medieval mathematician, who was trying to solve the problem of rabbit population growth. It became one of the most famous sequence in all of mathematics, describing innumerous patterns of natural phenomena. Here is a mathematical description for some of its fundamental properties. Read more
Using no more than Pythagorean theorem it can be shown that the graph of any quadratic function is a parabola Read more...
Reverse and forward search are very helpful features in LaTex compilation. Here is how we do it with vim and zathura... read more
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