如果我做 :
m <- matrix(c(3,1914,689993,346109647),nrow=2,ncol=2)
phicoef(m)
它给了我:
Error in phicoef(m) :
when 'y' is not supplied, 'x' must be a 2x2 integer matrix or an integer vector of length 4.
我该怎么办?
如果我做 :
m <- matrix(c(3,1914,689993,346109647),nrow=2,ncol=2)
phicoef(m)
它给了我:
Error in phicoef(m) :
when 'y' is not supplied, 'x' must be a 2x2 integer matrix or an integer vector of length 4.
我该怎么办?