symsolve function

solve(A, B) where A is symmetric

Solve A X = B for X where A is symmetric

symsolve(Asym, Bmat)

Arguments

• Asym: a symmetric matrix
• Bmat: a square matrix of dimensions matching Asym

Returns

A square matrix of the same dimenions as Asym and Bmat

References

Ramsay, James O., Hooker, Giles, and Graves, Spencer (2009), Functional data analysis with R and Matlab, Springer, New York.

Ramsay, James O., and Silverman, Bernard W. (2005), Functional Data Analysis, 2nd ed., Springer, New York.

Ramsay, James O., and Silverman, Bernard W. (2002), Applied Functional Data Analysis, Springer, New York.

See Also

solve

Examples

A <- matrix(c(2,1,1,2), 2)
Ainv <- symsolve(A, diag(2))