長ちょう精せい度ど浮ふ動どう小しょう数すう点てん数すう

noun

long precision floating point number

Technical computing term for a floating-point number with extended precision, often used in scientific or engineering contexts.

• この計けい算さんには長ちょう精せい度ど浮ふ動どう小しょう数すう点てん数すうが必ひつ要ようです。

  This calculation requires long precision floating point numbers.