Text Formatting ⇒ Issue : centering text in underbrace

[Isak Y]

Here is my code and what I have, and I don't understand why my text "n+1 itérations" isn't centered under the underbrace

[rais]

if I counted your braces correctly, your _{..} acts on the outer \sqrt, not on \underbrace...

KR
Rainer

[Isak Y]

...

Thank you, I was too tired lol