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notação científica Spanish
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notació científica 
Method of writing numbers, especially very large or small ones.
1
I made a slight error when writing this in scientific notation.
2
Sadly, students still sometimes write scientific notation on their paper in the "e" format.
3
For geeky men with extremely good senses of humour, I offer the total in scientific notation or hexadecimal.
4
I suspect that even many students would say that "e" is the scientific notation letter as in 1.3e4 = 1.3 x 104.