[`päz·ǝd·iv ¦sem·i`def·ǝ·nǝt]
MATHEMATICS 1. Also known as nonnegative semidefinite.
2. A square matrix A is positive semidefinite if
for every choice of complex numbers x1, x2, ..., xn , where x̄j is the complex conjugate of xj . 3. A linear operator T on an inner product space is positive semidefinite if 〈Tu,u〉 is equal to or greater than 0 for all vectors u in the space.
- selective flotation
- selective fracturing
- selective fusion
- selective heating
- selective identification feature
- selective inhibition
- selective interference
- selective jamming
- selective loading
- selectively doped heterojunction transistor
- selective medium
- selective mining
- selective permeability
- selective photoelectric effect
- selective plating
- selective poisoning
- selective polymerization
- selective quenching
- selective radiator
- selective reflection
- selective replacement
- selective ringing
- selective scattering
- selective solubility diffusion
- selective solvent