Control theory - what is block diagram for these transfer functions?

xxxyyyba

Joined Aug 7, 2012
289
Hello, I'm learning control theory. Block diagram for transfer function:

is:

What would be block diagram for these two transfer functions:

$$H(s)=\frac{1}{s^{2}+1}$$ and $$H(s)=s\frac{1}{s+1}$$?