tree edbc2f8263037cbd8f6e9b8cabd8f17d8583b944
parent 8b3496720f99e38f5a9c029435e941caabde6118
author aherbert <aherbert@apache.org> 1658935732 +0100
committer aherbert <aherbert@apache.org> 1658935732 +0100

Optimise bicubic polynomial

Remove computation of products and sums where one factor is zero.

Avoid computation of products where one factor is one.

Use static functions where applicable.