solve.pentadiag {simest} | R Documentation |
Pentadiagonal Linear Solver.
Description
A function to solve pentadiagonal system of linear equations.
Usage
## S3 method for class 'pentadiag'
solve(a, b, ...)
Arguments
a |
a numeric square matrix with pentadiagonal rows. The function does NOT check for pentadiagonal matrix. |
b |
a numeric vector of the same length as nrows(a). This argument cannot be a matrix. |
... |
any additional arguments |
Details
This function is written mainly for use in this package. It may not be the most efficient code.
Value
A vector containing the solution.
Author(s)
Arun Kumar Kuchibhotla, arunku@wharton.upenn.edu
Examples
A <- matrix(c(2,1,1,0,0,
1,2,1,1,0,
1,1,2,1,1,
0,1,1,2,1,
0,0,1,1,2),nrow = 5)
b <- rnorm(5)
tmp <- solve.pentadiag(A, b)
[Package simest version 0.4 Index]