User:Robert.McGibbon: Difference between revisions
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<math>\begin{align} |
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N(t) = N_{0}e^{-\lambda t} \\ |
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\frac{N_{0}}{N(t)} = e^{\lambda t} \\ |
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\frac{N_{0}}{N(t)} - 1 = e^{\lambda t} - 1\\ |
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\frac{N_{0} - N(t)}{N(t)} = e^{\lambda t} - 1\\ |
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t = \frac{1}{\lambda} ln(\frac{N_{0}-N(t)}{N(t)} + 1)\\ |
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\end{align} </math> |
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