/ 1 - x \ lim |---------| x->1+| /pi*x\| |tan|----|| \ \ 2 //
Limit((1 - x)/tan((pi*x)/2), x, 1)
/ 1 - x \ lim |---------| x->1+| /pi*x\| |tan|----|| \ \ 2 //
0
= -4.68278514949002e-29
/ 1 - x \ lim |---------| x->1-| /pi*x\| |tan|----|| \ \ 2 //
0
= -4.68278514949002e-29
= -4.68278514949002e-29