Definition:Precession

Definition

Let $B$ be a body rotating in space about an axis $A$.

Let $B$ be subject to an external torque $\mathrm T$.

Precession is the change in the direction of $A$ which is perpenducular to the direction of $\mathrm T$.

Examples

Precession/Examples

Also see

• Results about precession can be found here.

Sources

• 1998: David Nelson: The Penguin Dictionary of Mathematics (2nd ed.) ... (previous) ... (next): gyroscope
• 1998: David Nelson: The Penguin Dictionary of Mathematics (2nd ed.) ... (previous) ... (next): precession
• 2008: David Nelson: The Penguin Dictionary of Mathematics (4th ed.) ... (previous) ... (next): gyroscope
• 2008: David Nelson: The Penguin Dictionary of Mathematics (4th ed.) ... (previous) ... (next): precession