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searching for Kronecker delta 14 found (361 total)

Kac–Moody algebra (2,467 words) [view diff] exact match in snippet view article find links to article

f_{j}\right]=\delta _{ij}h_{i}} , where δ i j {\displaystyle \delta _{ij}} is the Kronecker delta; If i ≠ j {\displaystyle i\neq j} (so c i j ≤ 0 {\displaystyle c_{ij}\leq

Hahn polynomials (609 words) [view diff] exact match in snippet view article find links to article

_{n}={\frac {1}{\rho (x)}}\delta _{x,y}} where δx,y is the Kronecker delta function and the weight functions are ρ ( x ) = ρ ( x ; α ; β , N )

Commutation matrix (1,541 words) [view diff] exact match in snippet view article find links to article

return np.eye(m * n)[w, :] Alternatively, a version without imports: # Kronecker delta def delta(i, j): return int(i == j) def comm_mat(m, n): # determine

Fourier–Bessel series (2,347 words) [view diff] exact match in snippet view article find links to article

+1}(u_{\alpha ,n})]^{2},} (where: δ m n {\displaystyle \delta _{mn}} is the Kronecker delta). The coefficients can be obtained from projecting the function f(x)

Corner transfer matrix (2,357 words) [view diff] exact match in snippet view article find links to article

spins, each entry of A is a function of the inner boundary spins. The Kronecker delta in the expression ensures that σ1 = σ'1, so by ordering the configurations

Quantum graph (2,938 words) [view diff] exact match in snippet view article find links to article

{2}{d}}-\delta _{uw}.\,} where δ u w {\displaystyle \delta _{uw}} is the Kronecker delta function that is one if u = w {\displaystyle u=w} and zero otherwise

Holomorphic functional calculus (5,482 words) [view diff] exact match in snippet view article find links to article

^{n+1-k}}}\right)=\sum _{n\geq 0}T^{n}\cdot \delta _{nk}=T^{k}.} The δ is the Kronecker delta symbol. For any f1 and f2 satisfying the appropriate assumptions, the

Bootstrapping (statistics) (9,339 words) [view diff] exact match in snippet view article

( x i , x j ) {\displaystyle \delta (x_{i},x_{j})} is the standard Kronecker delta function. Gaussian process posterior: According to GP prior, we can

Hellings-Downs curve (1,326 words) [view diff] exact match in snippet view article find links to article

x_{ab}=(1-\cos \zeta _{ab})/2} , δ a b {\displaystyle \delta _{ab}} is the kronecker delta function ζ a b {\displaystyle \zeta _{ab}} represents the angle of

Image segmentation (9,654 words) [view diff] exact match in snippet view article find links to article

( i ) {\displaystyle N(i)} is neighborhood of pixel i and δ is the Kronecker delta function. A major issue with ICM is that, similar to gradient descent

Configuration model (4,487 words) [view diff] exact match in snippet view article find links to article

model. δ ( C i , C j ) {\displaystyle \delta (C_{i},C_{j})} is the Kronecker delta, equal to 1 if nodes i {\displaystyle i} and j {\displaystyle j} are

Network motif (10,371 words) [view diff] exact match in snippet view article find links to article

networks, i is defined over an ensemble of randomized networks, and the Kronecker delta function δ(c(i)) is one if the condition c(i) holds. The concentration

Spline wavelet (7,879 words) [view diff] exact match in snippet view article find links to article

{\displaystyle \delta _{0j}} , where δ i j {\displaystyle \delta _{ij}} is the Kronecker delta function δ i j {\displaystyle \delta _{ij}} defined by δ i j = { 1

Objective stress rate (4,383 words) [view diff] exact match in snippet view article find links to article

= current Cauchy stress, and δ i j {\displaystyle \delta _{ij}} = Kronecker delta (or unit tensor). Eq. (8) can be used to convert one objective stress