Open minds: excellent again.
Johnson/Cummings do note this.
I shouldn’t have to say it. But I do.
Nuclear reactors can use “control rods” to control the reaction. Push them in all the way, they’ll slow the reaction so much it will quickly die out. Pull them all the way out, the reaction grows so fast it goes critical — but before it can “go nuke” it melts. Still a disaster.
The “basic” epidemiological model (the SIR model) makes some very basic assumptions, and treats the spread of a disease like COVID-19 in a straightforward manner. It gives rise to the “bell-shaped” curve (the one everyone wants to flatten) we’ve seen in so many news stories.
Of course it’s not “right” — there are too many unaccounted-for factors to believe that. But they also encompass certain purely logical ideas which are known to be correct. Added bonus: the equations are not unlike what you see when you study…
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