Calculation error for floor function floor(1.4/0.025)

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Shahar
Shahar on 20 May 2013
if x = floor(1.4/0.025) is 55 in Matlab, how does y = 1.4/0.025 is 56?

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Accepted Answer

Iain
Iain on 20 May 2013
1.4/0.025 actually evaluates to 55.9999999999999928946.
The error is in the FIFTEENTH decimal place, which is an extremely small error, however, it is less than 56, and will "floor" to 55.

More Answers (1)

Zhang lu
Zhang lu on 20 May 2013
Hi
floor(1.4e3/0.025e3)

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