(uncountable, immunology) A protocol used for the identification and investigation of cell surface molecules providing targets for immunophenotyping of cells.

(mathematics, computing) Exact differentiation of functions represented in program code by inspecting the code (as opposed to mere evaluation) and repeated application of the chain rule.

(calculus) The calculus that deals with instantaneous rates of change.

growth medium that allows two or more organisms to be distinguished from one another by some parameter, such as growth vs. no-growth, distinguishing colors, distinguishing morphologies, etc.

An arrangement of bevel gears permitting the rotation of two shafts at two different speeds whilst supplying the same torque; used on the drive axles or between the driven wheels of automobiles to aid cornering.

(medicine) The process of determining which disease, from a set of possible candidates, is causing a patient's symptoms.

(calculus) an equation involving the derivatives of a function

plural of differential equation

(geometry, mathematical analysis) The study of geometry, especially geometric structures on differentiable manifolds, using techniques from calculus, linear algebra and multilinear algebra.

(mathematics) Field dealing with differentiable functions on differentiable manifolds.