FLOATING POINT ARITHMETIC Adopted since 1985 IEEE Standard 754 It’s how your computer does it. It’s how all computers do it. (What computer doesn’t use floating point arithmetic?)

FLOATING POINT ARITHMETIC
Adopted since 1985

IEEE Standard 754

It’s how your computer does it. It’s how all computers do it.

(What computer doesn’t use floating point arithmetic?)

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Computers are imprecise at math most of the time. But thankfully, it’s not a problem for most of us most of the time.

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Sadly, it’s resulted in actual human deaths.

“On February 25, 1991, a loss of significance in a MIM-104 Patriot missile battery prevented it from intercepting an incoming Scud missile in Dhahran, Saudi Arabia, contributing to the death of 28 soldiers from the U.S. Army’s 14th Quartermaster Detachment.”

https://www.gao.gov/products/IMTEC-92-26

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