/ -1 \ lim |------| x->oo\log(x)/
Limit(-1/log(x), x, oo, dir='-')
/ -1 \ lim |------| x->1+\log(x)/
-oo
= -151.499449943397
/ -1 \ lim |------| x->1-\log(x)/
oo
= 150.499446288514
0
-151.499449943397