# [✓] Define complex integral in Wolfram|Alpha?

GROUPS:
 how can i define complex integral in wolfram alpha? like this?
 Gianluca Gorni 1 Vote If you only need to typeset a formula you can do it with the Basic Math Assistant Palette by clicking on the integral box. If you need to calculate a complex integral you can do it with the definition: c[t_] = Exp[I t]; f[z_] = 1/z; Integrate[f[c[t]]*c'[t], {t, 0, 2 Pi}]