From Wikipedia, the free encyclopedia
Delta commonly refers to:
- Delta (letter), Δ or δ in the Greek alphabet, also used as a mathematical symbol
- River delta, a landform at the mouth of a river
Delta may also refer to:
[edit] Places
[edit] Canada
[edit] Nigeria
[edit] United States
[edit] Culture and society
[edit] Education
- DELTA (ELT), a professional qualification in English language teaching
- Delta, a quadra group used in socionics
[edit] Entertainment and fiction
[edit] Organizations
- Delta (pen manufacturer), a fine-writing-instruments manufacturer
- Delta Air Lines, a U.S.-based airline
- Delta Dental, an American dental plan system
- Delta Electricity, an Australian power generation company
- Delta Electronics, a power supplies and brushless fans manufacturer
- Delta Faucet Company, a plumbing fixtures company
- Delta Force, a U.S. Army special operations force
- Delta Holding, a Serbian import-export, banking, insurance and retail corporation
- Delta Hotels, a Canadian hotel chain
- Delta Machinery, a stationary power tools and equipment company
- Delta Motor Corporation, a South African car manufacturer owned by General Motors
- Delta Works, a flood-protection works in the Netherlands
- Delta, the call sign for Beredskapstroppen, a Norwegian special police forces team
[edit] Science and technology
[edit] Computer science
[edit] Earth sciences
[edit] Mathematics
- Delta (finance), a first order derivative of an option pricing formula versus the underlying spot price
- Delta method, a method for approximating the distribution of a function of a random variable
- Δ, or difference operator
- Δ, or modular discriminant
- Δ, or symmetric difference
- Δ, a change of state between two before and after state schemas in the Z notation
a classification in the arithmetical hierarchy
a classification in the analytical hierarchy
a classification in the polynomial hierarchy
, an inverted delta representing del, a vector differential operator
- Delta connective, a unary connective in t-norm fuzzy logics
- δij, the Kronecker delta function.
[edit] Medicine and biology
- Delta (genus), Old World genus of potter wasps
- Delta (ligand), an activator of the Notch signaling pathway
- DELTA (taxonomy), a data format used in taxonomy for recording descriptions of living things
- Delta wave, the frequency band of brain activity between 1 and 4 hertz
[edit] Physics
[edit] Vehicles
[edit] Other uses
[edit] People with the name
[edit] See also