Which is the smallest of these values?

\(\log_{10}\pi\),

\(\sqrt{\log_{10}(\pi^2)}\),

\(\left(\dfrac{1}{\log_{10}\pi}\right)^3\),

\(\dfrac{1}{\log_{10}\sqrt{\pi}}\).

Can we rewrite the expressions using the laws of logs and indices? Is the substitution \(L = \log_{10}\pi\) helpful to us?