Users are not encouraged to call these internal functions directively.
Usage
## S3 method for class 'LM'
## S3 method for class 'LM'
print(x, ...)
## S3 method for class 'PMT'
## S3 method for class 'PMT'
print(x, ...)
## S3 method for class 'RE'
## S3 method for class 'RE'
print(x, ...)