Last Updated
：2025/11/20
point of inflection
Noun
Japanese Meaning
曲線上において曲率の符号が変化する点。すなわち、この点では二階微分がゼロとなり、一方の側では正、もう一方では負の値を示す。
（ plural ）
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(mathematics) a point on a curve at which the sign of the curvature changes; at this point the second derivative of the underlying function will be zero, but positive on one side and negative on the other.
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point of inflection
At the point of inflection, the curve's curvature changes sign, indicating a switch between concave up and concave down behavior.
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At the point of inflection, the curve's curvature changes sign, indicating a switch between concave up and concave down behavior.
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