Eigen_sqrt {EigenR} | R Documentation |
Square root of a real or complex square matrix, when possible.
Eigen_sqrt(M)
M |
a square matrix, real or complex |
See matrix square root.
A square root of M
.
# Rotation matrix over 60 degrees:
M <- cbind(c(cos(pi/3), sin(pi/3)), c(-sin(pi/3), cos(pi/3)))
# Its square root, the rotation matrix over 30 degrees:
Eigen_sqrt(M)