point of inflection

noun Mathematics.

Origin:
1735–45

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World English Dictionary
point of inflection
 
n , pl points of inflection
maths a stationary point on a curve at which the tangent is horizontal or vertical and where tangents on either side have the same sign

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Example sentences
At the present end of the graph you can also see a point of inflection indicating the same will happen again.
In the first case, the root is near a point of inflection so that the iterations oscillate and convergence is impossible.
At the point of inflection of the growth curve, inoculate three new flasks from this series and follow the second growth curve.
The curve is sigmoidal in shape and symmetric about a central point of inflection.
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