Calculation error for floor function floor(1.4/0.025)

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Shahar
Shahar 2013년 5월 20일
if x = floor(1.4/0.025) is 55 in Matlab, how does y = 1.4/0.025 is 56?

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Iain
Iain 2013년 5월 20일
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.

추가 답변 (1개)

Zhang lu
Zhang lu 2013년 5월 20일
Hi
floor(1.4e3/0.025e3)

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