Introductio in analysin infinitorum

156 DE ALIIS ARCUUM ATQUE LIB. I. At Logarithmus hyperbolicus Cosinus Ang. $\frac{m}{n} 90^\circ = l(n-m) + l(n+m) - 2ln$ $\frac{m^2}{n^2}$, 0, 23370055013616982735 $\frac{m^4}{n^4}$, 0, 00733901580209602727 $\frac{m^6}{n^6}$, 0, 00048235888031404063 $\frac{m^8}{n^8}$, 0, 00003879475632402982 $\frac{m^{10}}{n^{10}}$, 0, 00000340827260896510 $\frac{m^{12}}{n^{12}}$, 0, 00000031430809718659 $\frac{m^{14}}{n^{14}}$, 0, 00000002989150274450 $\frac{m^{16 [TRUNCATED]