plural of indicator function

plural of polygamma function

(mathematics) A meromorphic function on ℂ, defined as the (m+1)-th derivative (for a given order m) of the logarithm of the gamma function.

plural of digamma function

plural of gamma function

plural of linear functional

plural of arithmetic function

plural of Morse function

A real-valued function on a differentiable manifold such that, at each point in its domain where the function's differential is zero, the function's Hessian is nonsingular.

plural of linear function