什么是 derivative?
- Resulting from or employing derivation: a derivative word; a derivative process.
- Copied or adapted from others: a highly derivative prose style.
- Something derived.
- Linguistics A word formed from another by derivation, such as electricity from electric.
- Mathematics The limiting value of the ratio of the change in a function to the corresponding change in its independent variable. The instantaneous rate of change of a function with respect to its variable. The slope of the tangent line to the graph of a function at a given point. Also called differential coefficient, fluxion.
- Chemistry A compound derived or obtained from another and containing essential elements of the parent substance.
- A financial instrument that derives its value from another more fundamental asset, as a commitment to buy a bond for a certain sum on a certain date.