\[\text{v}_{\text{opt}}=\frac{\mathbf{C}}{\left[\left(\frac{\text{C}_{\text{e}}}{\text{C}_{\text{m}}}+\text{T}_{\text{c}}\right)\left(\frac{1}{\text{n}}-1\right)\right]^{\text{n}}}\]
\[\mathbf{t}_{\text{opt}}=\left[\left(\frac{\mathbf{C}_{e}}{\mathbf{C}_{\mathbf{n}}}+\mathbf{T}_{\text{c}}\right)\left(\frac{\mathbf{1}}{\mathbf{n}}-\mathbf{1}\right)\right]\]