deletions | additions       diff --git a/Control Theory.tex b/Control Theory.tex  index cbba53f..9cd8a14 100644  --- a/Control Theory.tex  +++ b/Control Theory.tex 
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Standard state-space representation of a linear system generally has this form:  $\dot{\mathbf{x}}(t) = A(t) \mathbf{x}(t) + B(t) \mathbf{u}(t)\\  \mathbf{y}(t) = C(t) \mathbf{x}(t) + D(t) \mathbf{u}(t)$