Basis

Basis may refer to

• BASIS International, a software company
• in Renaissance music, the bassline was sometimes called the basis
• BASIS Schools, a group of high-expectations schools in Arizona, USA

In economics:

• Adjusted basis, the net cost of an asset after adjusting for various tax-related items
• Basis of futures, the value differential between a future and the spot price
• Basis (options), the value differential between a call option and a put option
• Basis point, 0.01%, often used in the context of interest rates
• Basis trading, a trading strategy consisting of the purchase of a security and the sale of a similar security
• Cost basis, in income tax law, the original cost of property adjusted for factors such as depreciation
• Tax basis, cost of an asset

In mathematics:

• Basis function
• Basis (linear algebra)
  • Dual basis
  • Orthonormal basis
  • Schauder basis
• Basis (universal algebra)
• Generating set of an ideal (ring theory):
  • Gröbner basis
  • Hilbert's basis theorem
• Generating set of a group
• Base (topology) of a topology: a generating set of the open sets of the topology
• Change of basis
• Greedoid
• Normal basis
• Polynomial basis
• Radial basis function
• Standard basis
• Transcendence basis of a field extension

In chemistry and physics:

• Basis (crystal structure), the positions of the atoms inside the unit cell
• Basis set (chemistry)
• Dry basis, an expression of a calculation in which the presence of water is ignored

People:

• Dimitris Basis, Greek singer
• Liron Basis, Israeli footballer