Solve for L (complex solution)
L=\frac{1}{10^{P_{H}}}
Im(\ln(\frac{1}{10^{P_{H}}}))+\ln(10)Im(P_{H})=0
Solve for P_H (complex solution)
P_{H}=-\log(L)
L\neq 0
Solve for L
L=\frac{1}{10^{P_{H}}}
Solve for P_H
P_{H}=-\log(L)
L>0
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