location: html > body > div:nth-of-type(1) > div:nth-of-type(1) > div > section > article > p:nth-of-type(21)
text: $$ = \alpha^{2} \times i8 \times i8’ + \underbrace{offset \times \alpha \times i8’ + offset \times \alpha \times i8 + offset^{2}}_\text{pre-compute} $$