scientific-notation Questions
3
Solved
How do I convert a scientific notation to floating point number?
Here is an example of what I want to avoid:
Python 2.7.3 (default, Apr 14 2012, 08:58:41) [GCC] on linux2
Type "help", "copyright",...
Nonpayment asked 6/6, 2013 at 12:47
2
Solved
How do I represent extremely large or small numbers in C with a certain amount of significant figures. For example, if I want to do calculations on 1.54334E-34, how could I do this. Also, is this a...
Ashwin asked 3/6, 2013 at 21:17
2
Solved
In Matlab, when printing using e such as fprintf('%10.5e\n', pi/100) one will get the result to be 3.14159e-02. However, what if I want the number to have a leading zero such as 0.314159e-1? How ca...
Huxham asked 8/5, 2013 at 23:20
2
Solved
I am trying to do simple subtraction arithmetic on two very large numbers.
(- 1.8305286640724363e+023 (floor 1.8305286640724363e+023))
When I do this, I get a result of 0.0. I'm expecting an out...
Casern asked 15/4, 2013 at 6:42
5
Solved
If I hardcode a number in my code using the scientific notation (e.g. 1e9) what will the type of that number be (int, long, float, double..)?
When the significand or the exponent are floating poin...
Generalist asked 20/3, 2013 at 15:1
2
What I'm trying to achieve is to have all printed numbers display at maximum 7 digits. Here are examples of what I want printed:
0.000000 (versus the actual number which is 0.000000000029481.....)...
Millican asked 29/12, 2012 at 9:27
4
Solved
What is E+3? What exactly happens here? Can we use this approach in other data types or can we only use it in floating point numbers?
static void Main(string[] args)
{
double w = 1.7E+3;
Console....
Ossieossietzky asked 21/5, 2012 at 14:18
2
Solved
When the numbers are really small, Matlab automatically shows them formatted in Scientific Notation.
Example:
A = rand(3) / 10000000000000000;
A =
1.0e-016 *
0.6340 0.1077 0.6477
0.3012 0.7...
Wheatworm asked 6/5, 2012 at 13:51
3
Solved
I want to be able to output in decimal and not scientific for all cases in my code.
If I have 122041e+08 then I want it to display as 122041000
If I have 4.6342571e+06 then I want it to display a...
Ozmo asked 23/2, 2012 at 10:24
3
Solved
I am using openrowset to import a csv file into SQL Server. One of the columns in the csv file contains numbers in scientific notation (1.08E+05) and the column in the table it is being inserted
B...
Alcala asked 19/9, 2011 at 15:9
3
Solved
int s = 1e9;
What is type of 1e9 and how precise is it? (Is it exactly equal to 1000000000?)
Printing type of a value/variable to stdout would be useful if it's possible.
Hereat asked 28/11, 2011 at 14:3
1
Solved
I am looking for a way to format a floating point number dynamically in either standard decimal format or scientific notation, depending on the value of the number.
For moderate magnitudes, the n...
Zosima asked 13/11, 2011 at 9:43
2
Solved
I have a some items that I want to partition in to a number of buckets, such that each bucket is some fraction larger than the last.
items = 500
chunks = 5
increment = 0.20
{- find the proportio...
Gavan asked 11/11, 2011 at 18:39
1
Solved
I'm trying to format some large numbers in scientific format, but I need the power in multiples of three. Is there a recommended way to do this?
I have a range of numbers in a table and instead of...
Echinus asked 10/8, 2011 at 13:5
1
Solved
I have a double and i am trying to convert it to a decimal. When i use decimalformat to achieve this i get the following:
public void roundNumber(){
double d = 2.081641999208976E-4;
JOptionPane....
Spectrophotometer asked 29/7, 2011 at 20:25
3
Solved
Some results file produced by Fortran programs report double precision numbers (in scientific notation) using the letter D instead of E, for instance:
1.2345D+02
# instead of
1.2345E+02
I need t...
Neonatal asked 24/12, 2009 at 17:52
2
Solved
I want to store scientific notation numbers in MySql.
I've saved them to a field which has datatype decimal. The issue is that it stores it in normal notation (at least that what it seems when I v...
Moynihan asked 19/6, 2011 at 7:24
1
Solved
Hi
I want to get numbers from database, for example, if the number in database is 44.7890000000, I would like to get a string 44.789, the same 0.0010000000 -> 0.001, just keep the numbers and trim ...
Cologne asked 20/5, 2011 at 20:16
2
Solved
I'm making a function to return the number of decimal and whole number digits and am converting the inserted typename number to a string using sstreams.
However the number when being converted to...
Honshu asked 15/5, 2011 at 19:54
3
Solved
parseFloat(1.51e-6);
// returns 0.00000151
parseFloat(1.23e-7);
// returns 1.23e-7
// required 0.000000123
I am sorting table columns containing a wide range of floating-point numbers, some repr...
Silvas asked 8/11, 2010 at 17:14
2
Solved
I know this is a total newbie question, but the answer may not be obvious to many new programmers. It wasn't initially obvious to me so I scoured the Internet looking for Perl modules to do this si...
Anew asked 19/3, 2010 at 1:20
2
Solved
I've got a database filled up with doubles like the following one:
1.60000000000000000000000000000000000e+01
Does anybody know how to convert a number like that to a double in C++?
Is there a ...
Mccord asked 10/11, 2009 at 19:12
5
Solved
So according to cplusplus.com when you set the format flag of an output stream to scientific notation via
of.setf(ios::scientific)
you should see 3 digits plus and a sign in the exponent. Howev...
Solita asked 10/8, 2009 at 20:59
2
Solved
I'm dealing with timestamps in Lua showing the number of microseconds since the Epoch (e.g. "1247687475123456").
I would really like to be able to print that number in all its terrible glory, but ...
Acetylcholine asked 15/7, 2009 at 20:2
2
Solved
What's the proper way to convert from a scientific notation string such as "1.234567E-06" to a floating point variable using C#?
Unprofessional asked 15/9, 2008 at 16:52
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