Exercise $1$

Consider the following $3$D dynamic system:

$x^{}=s(y-z)$

$y^{}=kx-yz$

$z^{}=$ Exercise $1$

Consider the following $3$D dynamic system:

$x^{}=s(y-z)$

$y^{}=kx-yz$

$z^{}=x-z$

where $k$ and $s$ are parameters.

Decsribe how the dynamic changes by changing the parameter $.)$