拡張 かくちょう精度 せいど浮動 ふどう小数 しょうすう点数 てんすうであれば
kakuchōseidofudō shō sū tensūdeareba

Noun
Da Copula

The "-eba" conditional form ("if/when…") of 拡張精度浮動小数点数

1. if it is an extended-precision floating-point number; when it is an extended-precision floating-point number

Ba Conditional
Computing