is.ddmatrix(x)
## S3 method for class 'ddmatrix':
is.numeric(x)
## S3 method for class 'ddmatrix':
is.na(x)
## S3 method for class 'ddmatrix':
is.nan(x)
## S3 method for class 'ddmatrix':
is.infinite(x)
Arguments
x
numeric distributed matrix
Value
Returns boolean in the case of is.numeric() and is.ddmatrix(),
otherwise a distributed matrix.