## A Quick reference

### The Concise Oxford Dictionary of Mathematics (5 ed.)

The number 10 in hexadecimal notation.

## A Quick reference

### A Dictionary of Weights, Measures, and Units

*Metric* As a lower-case prefix a-, see atto-.

length. *Metric* Correctly Å, see angstrom.

area. As a, see are; see ...

## A* algorithm

## A* algorithm Quick reference

### A Dictionary of Computer Science (7 ed.)

A member of the class of *best-first *heuristic search techniques that attempt to find a ‘best’ path from a given start node to a designated goal node in a problem ...

## a- Quick reference

### The Concise Oxford Dictionary of Mathematics (5 ed.)

Prefix meaning ‘not’. For example, an asymmetric figure is one which possesses no symmetry, which is not symmetrical.

## A-buffer Quick reference

### A Dictionary of Computer Science (7 ed.)

A buffer used with a *Z-buffer to hold information concerning the visible transparent surfaces to be considered at each ...

## a.u. Quick reference

### A Dictionary of Weights, Measures, and Units

sub-atomic physics. See atomic unit.

## A/D converter Quick reference

### A Dictionary of Computer Science (7 ed.)

A device that can accept an analogue, i.e. continuous, signal whose amplitude lies within a given range, and produce an equivalent digital signal, i.e. an ...