# Questions tagged [number-representation]

Questions about interpretation of numeric input or how Mathematica stores and manipulates numbers internally.

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### How does the Bias parameter adjusts Chebyshev nodes in RationalInterpolation of the Function Approximation Package?

How does the Bias parameter adjusts Chebyshev nodes in RationalInterpolation of the Function Approximation Package? What is the mathematical mapping/formula applied in the Bias adjustment from -1 1 ...
68 views

### How to get string from the result of BaseForm function

I want to get the string "b0.3ae" In:=BaseForm[176.23, 16] Out:=Subscript[b0.3ae, 16] And then I want to get 176.23 by ...
277 views

### How to format natural numbers so that they are 2 digits long?

I want to format all numbers from 1 to 50 so that they are all 2 digits long. desiredOutput={01,02,...,49,50} Digging through the documentation the ...
254 views

### Convert decimal value to hexadecimal

How can I convert for example 62343 to a hexadecimal value 45 to a hexadecimal value ? I see I can use: IntegerDigits[62343, 16] = {15, 3, 8, 7} ...
460 views

### Scientific notation for exact numbers?

Some of my symbolic computations involve many large numbers, e.g.: 37894580188800000000000000000000000000000000000000 As the computation is symbolic, I'd like to leave the numbers in exact form, ...
120 views

### How does Mathematica evaluate N[π, 30] == π?

I want to know how N[π, 30] == π works. The result is True. I wonder whether the exact number ...
51 views

### A MeijerG function does not accep arguments wrapped in “*Form” for numeric evaluation [duplicate]

I get the following Meijer function as a result of a symbolic integration: expr = MeijerG[{{1, 3/2}, {}}, {{1, 1}, {1/2}}, x]. I try to calculate numerical ...
64 views

### How to add suffix to numbers in CForm?

I want to create C-Code from some expressions which have many explicit floating point numbers in them. I need real numbers to be in quadruple and not double precision. Is there a way to add a 'q' ...