Tuesday 10 December 2019

sequences and series - Studying the convergence of $ U_{n+1} = sqrt{1 + U_n} $

How to can I study the convergence of $\begin{cases} U_0 \geqslant -1 \\ \forall n \in \mathbb{N}, U_{n+1} = \sqrt{1 + U_n} \end{cases} $ ?



My try to find the general term using Newton's method was for naught.

No comments:

Post a Comment

real analysis - How to find $lim_{hrightarrow 0}frac{sin(ha)}{h}$

How to find $\lim_{h\rightarrow 0}\frac{\sin(ha)}{h}$ without lhopital rule? I know when I use lhopital I easy get $$ \lim_{h\rightarrow 0}...