Black curves are a plot of phase angle (δ) vs complex modulus (G*), containing no reference to temperature or frequency. Consequently, they are very easy to produce. Individual data points from the ...

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In just a few weeks, the “flatten the curve” image of two overlapping graphs, one taller than the other, has become an iconic image representing the global COVID-19 pandemic. Since mid-march, ...

Curved graphs can be used to solve equations. The points at which the curve crosses a particular line on the graph are the solutions to the equation. If we want to solve the equation ...