1 = \left( \frac{ 1 }{ 2 } -2 \right) { e }^{ - { t }_{ 1 } } +2
Solve for t_1 (complex solution)
t_{1}=-2\pi n_{1}i+\ln(\frac{3}{2})
n_{1}\in \mathrm{Z}
Solve for t_1
t_{1}=\ln(\frac{3}{2})\approx 0.405465108
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