0 - 3 of 3 tags for hashrow

Problem statement
This is regarding on knowing the mathematics(logic) behind the hash function (hashrow and hashbucket) in Teradata side
Teradata SQL :

I did this

create volatile table rowhash_my,no log
(
rowhash_col varchar(20)
)
on commit preserve rows

insert into rowhash_my values ('1234_#abcd@gmail.com')