(>>243の続き)
=∫_[1,…,(a_1)^2](1/[x]−1/x)dx
 +log((a_1)^2)−log((a_1)^2)+1)
 +∫_[(a_1)^2+1,…,(a_2)^2−1](1/[x]−1/x)dx
 +log((a_2)^2)−log((a_2)^2+1)
 +…+∫_[(a_{n−1})^2+1,…,(a_n)^2−1](1/[x]−1/x)dx
 +log((a_n)^2)−log((a_n)^2+1)
 +∫_[(a_n)^2+1,…,m](1/[x]−1/x)dx
<γ−log(((a_2)^2)/((a_1)^2))
=γ−log(9/4)
<γ−log(2)
<0