indx_Elimination {MultiStatM} | R Documentation |
Eliminates the duplicated/q-plicated elements in a T-vector of multivariate moments and cumulants. Produces the same results as matr_Elimination. Note indx_Elimination does not provide the same results as unique()
indx_Elimination(d, q)
d |
dimension of a vector x |
q |
power of the Kronecker product |
A vector of indexes of the distinct elements in the T-vector
Gy. Terdik, Multivariate statistical methods - going beyond the linear, Springer 2021. Section 1.3.2 Multi-Indexing, Elimination, and Duplication, p.21,(1.32)
Other Matrices and commutators:
indx_Commutator_Kmn()
,
indx_Commutator_Kperm()
,
indx_Commutator_Mixing()
,
indx_Commutator_Moment()
,
indx_Qplication()
,
indx_Symmetry()
,
indx_UnivMomCum()
,
matr_Commutator_Kmn()
,
matr_Commutator_Kperm()
,
matr_Commutator_Mixing()
,
matr_Commutator_Moment()
,
matr_Elimination()
,
matr_Qplication()
,
matr_Symmetry()
x<-c(1,0,3)
y<-kronecker(x,kronecker(x,x))
y[indx_Elimination(3,3)]
## Not the same results as
unique(y)