Keywords: Primes harmonic.png en The plot of the prime harmonic sum up to <math>n 2 15 2 16 \ldots 2 46 7 04\times 10 13 </math> and the Merten's approximation to it The original of this figure has <math>y</math> axis of the length 8 cm and spans the interval 2 5 3 8 so if the <math>n</math> axis would be plotted in the linear scale instead of logarithmic then it should be <math>5 33 3 \times 10 9</math> km long --- that is the size of the Solar System http //arxiv org/abs/1102 0481 Marek Wolf 2011-01-26 Number theory |