# Total Differential of the First Order

Requires a Wolfram Notebook System

Interact on desktop, mobile and cloud with the free Wolfram Player or other Wolfram Language products.

The total differential of a function of two variables is given by definition: . Then its total increment is given by , where and as . The differential is the principal part of , which means that more rapidly than as .

Contributed by: Izidor Hafner (March 2011)

Open content licensed under CC BY-NC-SA

## Snapshots

## Details

as .

## Permanent Citation