Source: cirosantilli/one-form
= One-form
{wiki}
https://www.youtube.com/watch?v=tq7sb3toTww&list=PLxBAVPVHJPcrNrcEBKbqC_ykiVqfxZgNl&index=19 mentions that it is a bit like a <dot product> but for a <tangent vector to a manifold>: it measures how much that vector <derivative>[derives] along a given direction.