any of three deep-bodied, cichlid fishes, Pterophyllum scalare, P. altum, and P. eimekei, inhabiting northern South American rivers, often kept in aquariums.
another name for angelfish (sense 2)
noun, Mathematics, Physics. 1. a region with a number assigned at each point.
adjective, Biology. 1. ladderlike. adjective 1. (biology) resembling a ladder: a scalariform cell
- Scalar multiplication
noun 1. (maths) an operation used in the definition of a vector space in which the product of a scalar and a vector is a vector, the operation is distributive over the addition of both scalars and vectors, and is associative with multiplication of scalars
noun, Mathematics. 1. inner product (def 1). scalar product noun 1. the product of two vectors to form a scalar, whose value is the product of the magnitudes of the vectors and the cosine of the angle between them. Written: A·B or AB Also called dot product Compare vector product scalar product The numerical product […]