\[ T = \left[ {\frac{{l - {l_0}}}{{{l_{100}} - {l_0}}}} \right] \times 100\]
Where :
\[ T = \left[ {\frac{{P - {P_0}}}{{{P_{100}} - {P_0}}}} \right] \times 100\]
Where :
\[ T = \left[ {\frac{{{R_t} - {R_0}}}{{{R_{100}} - {R_0}}}} \right] \times 100\]
Where :
\[ T = \left[ {\frac{V}{{V - V'}}} \right] \times 100\]
Where :