IOV Privacy Protection System Based on Double-Layered Chains

Table 1

RScoin symbols and definitions.

addr	the address and the corresponding account number
addrid	an output associated with an address,
	which consists of the hash(tx) of the transaction,
	the index(I) of the output address, and
	the value(v) of the transaction
UTXO_list	all of the unspent output
txset_list	record transactions on the account books
pset_list	UTXO that has been linked to transactions
	for some time but has not been credited