In functional analysis, every C-algebra is isomorphic to a subalgebra of the C-algebra...
1 Answers 1 viewsIn mathematics, the spectral gap is the difference between the moduli of the two largest eigenvalues of a matrix or operator; alternately, it is sometimes taken as the smallest non-zero...
1 Answers 1 viewsIn mathematics, the spectral abscissa of a matrix or a bounded linear operator is the greatest real part of the matrix's spectrum. It is sometimes denoted...
1 Answers 1 viewsIn functional analysis, compact operators are linear operators on Banach spaces that map bounded sets to relatively compact sets. In the case of a Hilbert space H, the compact operators...
1 Answers 1 viewsIn astrophysics and planetary science, spectral slope, also called spectral gradient, is a measure of dependence of the reflectance on the wavelength. In digital signal processing, it is a measure...
1 Answers 1 viewsIn astronomy, the spectral index of a source is a measure of the dependence of radiative flux density on frequency. Given frequency...
1 Answers 1 viewsSpectral induced polarization , or complex resistivity and also complex conductivity , is a geophysical survey technique and an extension of the induced polarization method, being itself an extension of...
1 Answers 1 views