/1 + x\ lim log|-----| x->1+ \1 - x/
Limit(log((1 + x)/(1 - x)), x, 1)
/1 + x\ lim log|-----| x->1+ \1 - x/
oo
= (9.55227924884741 + 3.14159265358979j)
/1 + x\ lim log|-----| x->1- \1 - x/
oo
= 9.56397815832648
= 9.56397815832648
(9.55227924884741 + 3.14159265358979j)
(9.55227924884741 + 3.14159265358979j)