long digit scaled fixed point?

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Le Xuan Thang
Le Xuan Thang 2019-6-19
评论： Star Strider 2019-6-19
i want to see very long digit scaled fixed point
Example: i have a number: 8.123 e-15. And after that. e-16 become to 0. And i want see more. Anyone can tell me how to fix this? . Many thank.

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Star Strider
Star Strider 2019-6-19
I ma not certain what problem you are seeing.
The format function may be what you want.
For example:
format long e
n = 8.123e-15
n = n/100
produces:
n =
8.123000000000000e-15
n =
8.123000000000000e-17
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Le Xuan Thang
Le Xuan Thang 2019-6-19
i find out my problem. It is boundary condition of my function. many thank sir.

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