# Definition:Slope

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## Contents

## Definition

### Straight Line

Let $L$ be a straight line.

The **slope** of $L$ is defined as the change in $y$ divided by the change in $x$.

### Curve

Let $P$ be a point on a curve $C$.

The **slope** of $C$ at $P$ is defined as the slope of the tangent to $C$ at $P$.

## Sources

- 2014: Christopher Clapham and James Nicholson:
*The Concise Oxford Dictionary of Mathematics*(5th ed.) ... (previous) ... (next): Entry:**slope**