Rotoscoliosis
The negative definite Hessian matrix can be used to determine the concavity of a function by checking the signs of its eigenvalues. If all eigenvalues are negative, the function is concave.
Combined lateral and rotational deviation of the vertebral column. Origin: L. Roto, to rotate, + G. Skoliosis, crookedness
Concavity would be the property of being concave, meaning the object is curved inwards like a bowl or a satelite dish, while convexity would be the opposit, such as a turtle's shell, or a volkswagon beatle You are from the land of super math and I'm not. But I found a website that looks like it has a good explanaion. mat.hmc.edu/calculus/tutorials/secondderiv/
actually it represents the concavity or convexity of a curve
An inflection point is a point on a curve at which the sign of the curvature (i.e., the concavity) changes.
I can describe the shape of a kidney as an oval with a concavity in one side.
Yes, it is concavity on lateral side of coxal bone for articulation with femur.
Friction of clothes against your skin accumulates lint in the concavity of the belly
a concavity or depression - (informal) an attractive person
The dentist helped the inmate go straight by removing the concavity.
cervical curvature