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Vector to centered triangular matrix (RTMB compatible)

Source: R/math_functions.R
to_centered_tri.Rd

Vector to centered triangular matrix (RTMB compatible)

Usage

to_centered_tri(x, R, C)

Arguments

x

A numeric vector of appropriate length.

R

Number of rows.

C

Number of columns.

Value

An R x C matrix with column-wise sum-to-zero constraints on lower elements.