Greetings,
I would like to put a downside arrow over a letter in LaTeX, how could I do it? I need it for the convective term of the Navier-Stokes equations to mark which velocity the $\displaystyle \nabla$ acts on.
Thank you,
Zoli
Greetings,
I would like to put a downside arrow over a letter in LaTeX, how could I do it? I need it for the convective term of the Navier-Stokes equations to mark which velocity the $\displaystyle \nabla$ acts on.
Thank you,
Zoli