As you may have noticed, above you will find words for "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.". Hover the mouse over the word you'd like to know more about to view its definition. Click to find a better fitting word. Finally, thanks to ChatGPT, the overall results have been greatly improved.