Over Finite Fields
Over a field k of characteristic p>0, the Witt algebra is defined to be the Lie algebra of derivations of the ring
- k/zp
The Witt algebra is spanned by Lm for −1≤ m ≤ p−2.
Read more about this topic: Witt Algebra
Famous quotes containing the words finite and/or fields:
“All finite things reveal infinitude:”
—Theodore Roethke (1908–1963)
“During the first World War women in the United States had a chance to try their capacities in wider fields of executive leadership in industry. Must we always wait for war to give us opportunity? And must the pendulum always swing back in the busy world of work and workers during times of peace?”
—Mary Barnett Gilson (1877–?)