From: Complexity adaptive iterative receiver performing TBICM-ID-SSD
Arithmetic operations
Normalized arithmetic operations
1 Add(n1, n2)
0.5×(n1 + n2−1)Add(1,1)
1 Sub(n1,n2)
0.5×(n1 + n2)Add(1,1)
1 Mul(n1, n2)
[(n1−1)(n2−1) + 1−0.5×n1]Add(1,1)