h_quad_form | R Documentation |
These helpers are mainly for easier readability and slightly better efficiency of the quadratic forms used in the Satterthwaite calculations.
h_quad_form_vec(vec, center)
h_quad_form_mat(mat, center)
vec |
( |
center |
( |
mat |
( |
h_quad_form_vec()
: calculates the number vec %*% center %*% t(vec)
as a numeric (not a matrix).
h_quad_form_mat()
: calculates the quadratic form mat %*% center %*% t(mat)
as a matrix, the result is square and has dimensions identical to the number
of rows in mat
.
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