BUILT-IN MATHEMATICA SYMBOL
NumberForm
NumberForm[expr, n]
prints with approximate real numbers in expr given to n-digit precision.
- NumberForm[expr, {n, f}] prints with approximate real numbers having n digits, with f digits to the right of the decimal point.
- NumberForm works on integers as well as approximate real numbers.
- The following options can be given:
-
- All options except ExponentFunction and ExponentStep apply to integers as well as approximate real numbers.
- You can mix NumberForm and BaseForm.
- NumberForm acts as a "wrapper", which affects printing, but not evaluation.
Display the first 10 digits of a numeric approximation to 
:
Out[1]//NumberForm= |
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Display a number with 3 precise digits and 4 digits to the right of the decimal:
Out[1]//NumberForm= |
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