Let $G$ be a Lie group, and for $a\in G$ let $L_a:G\to G$ denote left multiplication. A differential form $\theta$ is called left-invariant if for every $g\in G$
$$ L_a^*(\theta_g)=\theta_{a^{-1}g}. $$The standard example is the MC form.
________________________________________
________________________________________
________________________________________
Author of the notes: Antonio J. Pan-Collantes
INDEX: