Find the function values that are approximations for e. Round to five decimal places.
$$
\begin{aligned}
&\text { For } f(t)=(1+t)^{1 / t}, \text { we have } e=\lim _{t \rightarrow 0} f(t) . \text { Find } f(1)\\
&f(0.5), f(0.2), f(0.1), \text { and } f(0.001)
\end{aligned}
$$