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History
Logistic function
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A logistic function or logistic curve is a common S-shaped curve with the equation
Pierre-François Verhulst (1804–1849)
Pierre-François Verhulst (1804–1849)
Generalized logistic function (Richards growth curve) in epidemiological modeling
Generalized logistic function (Richards growth curve) in epidemiological modeling
Extrapolated infection trajectories of 40 countries severely affected by COVID-19 and grand (population) average through May 14th
Extrapolated infection trajectories of 40 countries severely affected by COVID-19 and grand (population) average through May 14th
Ecology
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Ecology is the natural science of the relationships among living organisms, including humans, and their physical environment. Ecology considers organisms at the individual, population, community, ecosystem, and biosphere levels. Ecology overlaps with the closely related sciences of biogeography, evolutionary biology, genetics, ethology, and natural history.
Image: Bufo boreas
Image: Bufo boreas
Image: Blue Linckia Starfish
Image: Blue Linckia Starfish
Image: Hawk eating prey
Image: Hawk eating prey
Image: European honey bee extracts nectar
Image: European honey bee extracts nectar