Questions tagged [number-form]
The number-form tag has no usage guidance.
26
questions
1
vote
1
answer
70
views
Why Max and Position do not work with NumberForm?
dats = Flatten@
ParallelTable[
NumberForm[RandomReal[], {3, 5}], {i, -4, 5, 1}, {j, 73}];
Then finding the max. value does not work
...
- 2,977
0
votes
0
answers
63
views
When there is decimal number in N[], how can ensure digits more than machine precision?
We know that
N[3/7,100]
will keep 100 digits after decimal point.
But
N[3.1/7,100]
will Keep only machine precision fewer ...
- 173
2
votes
1
answer
86
views
Get sign of unassigned variables
I want to find the signs of the following expression of unassigned variables:
a = x1 x2 - x3 x4;
The signs or prefactors are +1 ...
- 606
3
votes
3
answers
121
views
Exporting CSVs of UTM coordinates. How to stop northing exporting in scientific notation?
I need to batch convert a folder of CSVs containing UTM coordinates from GDA94 to GDA2020.
Sample data below:
Copyable form:
...
- 31
1
vote
1
answer
70
views
Extending NumberForm
I'd like to define a function, call it NumberF, that takes a real number n and two naturals l...
- 4,138
0
votes
1
answer
70
views
Conversion to expression in base 17 with particular needs
So, I am trying to write a function that takes a number between 0 and 1 in base 10 as input and gives a list of its decimal figures in it's expression in base 17. For example, $f(0.5)= \lbrace 8,8,8,8,...
2
votes
0
answers
79
views
PaddedForm - DigitBlock only respected for non-padding
I'm trying to pad some binary and hexadecimal numbers using PaddedForm, and also to separate the digits into blocks of 4. For example, I'd like a number like ...
- 555
1
vote
0
answers
58
views
Why don't AccountingForm, NumberForm and DecimalForm print more decimals?
I have the following set of equations:
...
- 151
1
vote
1
answer
39
views
How to use Power with NumberForm?
Being in need of calculating the following numbers with 18 decimals of precision: $2^{2^{-x}}, x\in{\mathbb{N}}$.
I looked for what built-in symbols can help me and found Power and NumberForm. I tried ...
- 151
2
votes
2
answers
136
views
13
votes
2
answers
710
views
How to enter a repeating decimal in Mathematica
I don't understand how to manipulate numbers with repeating decimal in Wolfram Mathematica language.
For example 0.3... does not work as input and I don't see how ...
- 2,653
0
votes
0
answers
65
views
Correct way to format numbers
I have defined the following function:
randvec[mag_]:= mag Normalize[Table[RandomReal[], {j, 1, 4}]]
I would like to format the numbers in the list so that they ...
- 883
2
votes
1
answer
80
views
Concatenate a variable with a string
I have a little problem with a variable and a string. I built a game with a panel that shows a random word,the player clicks "Yes" if he knows the meaning and clicks "No" otherwise....
1
vote
1
answer
44
views
Rounding Issue with a number containing "`"
I would like to round a number saved in a weird format (I have no idea what the "`" means, could someone explain?) to 3 digits:
...
- 818
2
votes
1
answer
67
views
Strange behavior of NumberForm with ScientificNotationThreshold option inside Dynamic
Using the ScientificNotationThreshold option inside NumberForm causes erroneous behavior and generates a mystifying error message when used inside Dynamic.
For example, running
...
- 63
1
vote
1
answer
91
views
Number definition and approximation
I run these lines:
a = 0.833
SetPrecision[a, 20]
and this is the output:
0.833
0.83299999999999996270
I expected to ...
- 103
3
votes
1
answer
92
views
Data in Atom Form
I am loading a dataset into Mathematica and the format is always recognized as an Atom String:
DS[All, 4]
...
- 115
0
votes
0
answers
39
views
Why does NumberForm disturb the output of Rationalize? [duplicate]
I am currently using Rationalize after NumberForm in order to check if the some values of my function are in the ...
- 763
5
votes
1
answer
71
views
Augment Export function to support custom number formatting
It's a shame that the Export framework provides no support for custom formatting of real numbers. Is it possible to augment the framework so that a "NumberForm" ...
- 122k
0
votes
1
answer
86
views
NumberForm with fixed width and exponent as "e+00" or "e-02"
I wish to export a matrix of real numbers out to a txt file in which the entries have the MatLab form:
...
- 1,095
3
votes
4
answers
222
views
Why do I get badly formatted numerical results when I use StringForm?
The following example prints the square and cube of numbers from 0.5 to 6
...
- 185
2
votes
1
answer
452
views
Decimal format in Mathematica exported output
I am using ReadList to read an input file as Table format, and exporting the results. The ...
- 973
3
votes
2
answers
305
views
Print integer number fraction as string of numerator and denominator
I want to convert an integer number fraction as text with a certain font, size and color:
Example:
...
- 2,266
1
vote
1
answer
3k
views
Rounding a number to decimal places and keeping a trailing zero
It's often useful for me to round numbers to some decimal place for printing on a graph or figure. I usually do this by:
...
- 2,291
2
votes
2
answers
149
views
How to avoid this type of change of digits in computed numbers?
Is there a way to avoid the digits being changed?
...
- 8,374
2
votes
2
answers
244
views
Keep the format when output is copied and pasted
I have an output and I would like to copy and paste it into another .nb file.
When I copy paste using Ctrl+c and Ctrl+v. I get
When I copy paste using Ctrl+Shift+c and Ctrl+v. I get
Or When I use ...
- 10k