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* This source code file, and compiled objects derived from it,                  *
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* This source code file, and compiled objects derived from it,                  *
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* can be used and distributed without restriction, including for commercial use *
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* can be used and distributed without restriction, including for commercial use *
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* No warrenty whatsoever                                                        *
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* No warrenty whatsoever                                                        *
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*********************************************************************************
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*********************************************************************************
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WIMS usage:
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sci_num = !exec scienceprint number,significance,type
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number: a number (like 12345 123.45*10^2 123.45E+02)
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significance : desired precision (if significance= -1 : "science notation" in name amount of digits)
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type (optional args): calc = 0 / html = 1 / latex = 2  / prefix = 3  / mathml = 4
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default  : calc   notation : 120000,3   -> 1.20*10^5
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type = 0 : calc   notation : 120000,3,0 -> 1.20*10^5
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type = 1 : html notation   : 120000,3,1 -> 1.20&times;10<sup>5</sup>
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type = 2 : latex notation  : 120000,3,2 -> 1.20 \times 10^{5}
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type = 3 : prefix-notation : 120000,3,3 -> 120.0 k
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type = 3 : if -24 > prefix > 24         -> type = 1 (html)
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type = 4 : mathml notation
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type = 5 : prefix-notation with words (nano,mega,giga...etc) :120000,3,3 -> 120.0 kilo
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multiple conversion: use space between arguments
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scienceprint 120000,4 122900,5 120036,6,3 --> 120.0*10^3,122.90*10^3,120.036 k
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*********************************************************************************
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16/10/2013
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16/10/2013
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corrected roundoff in case "significance=-1" changed 'factor' from 'int' to 'float'...there must be a better way to do this...
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corrected roundoff in case "significance=-1" changed 'factor' from 'int' to 'float'...there must be a better way to do this...
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But in numbers > 1000000000000000 there is still a problem, so take care (!)
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But in numbers > 1000000000000000 there is still a problem, so take care (!)
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when there are more than 15 digits in the number (this may vary depending on system / implementations, I guess)
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when there are more than 15 digits in the number (this may vary depending on system / implementations, I guess)
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./scienceprint 901234567890123       ,-1,0 --> 9.01234567890123*10^14
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./scienceprint 901234567890123       ,-1,0 --> 9.01234567890123*10^14
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./scienceprint 9012345678901234      ,-1,0 --> 9.012345678901236*10^15
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./scienceprint 9012345678901234      ,-1,0 --> 9.012345678901236*10^15
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./scienceprint 901234567890123*10^70 ,-1,0 --> 9.01234567890123*10^84
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./scienceprint 901234567890123*10^70 ,-1,0 --> 9.01234567890123*10^84
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./scienceprint 9012345678901234*10^70,-1,0 --> 9.012345678901227*10^85
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./scienceprint 9012345678901234*10^70,-1,0 --> 9.012345678901227*10^85
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*********************************************************************************
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28/9/2013
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28/9/2013
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minor issue:
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minor issue:
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Added type = 5 : prefix-notation with words (nano,mega,giga...etc)
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small correction in roundoff routine when significance > 6 .... pow(10,7) may give problems when stored in (int) integer
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small correction in roundoff routine when significance > 6 .... pow(10,7) may give problems when stored in (int) integer
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*********************************************************************************
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27/9/2013
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27/9/2013
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Correct rounding in stead of truncation...
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Correct rounding in stead of truncation...
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*********************************************************************************
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18/10/2012 :
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18/10/2012 :
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Added Mathml output
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Added Mathml output
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Added option significance=-1
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Added option significance=-1
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To be used when there is no significance known ; just tries to print the number in science notation
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To be used when there is no significance known ; just tries to print the number in science notation
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Using the original amount of digits used in "number" argument
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Using the original amount of digits used in "number" argument
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!exec scienceprint 123.445000e+23,-1 --> 1.23445000*10^25
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!exec scienceprint 123.445000e+23,-1 --> 1.23445000*10^25
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*********************************************************************************
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12/11/2012
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12/11/2012
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Added support for numbers like  12345*10^12
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Added support for numbers like  12345*10^12
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12345*10^12 --> 12345E12 ---> 1.2345*10^16
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12345*10^12 --> 12345E12 ---> 1.2345*10^16
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*********************************************************************************
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20/6/2012
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20/6/2012
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Corrected significance flaw when using prefixes
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Corrected significance flaw when using prefixes
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Simplified routines
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Simplified routines
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Added type = 5 : prefix-notation with words (nano,mega,giga...etc)
 - 
 
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 - 
 
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 - 
 
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*********************************************************************************
 - 
 
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 - 
 
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WIMS usage:
 - 
 
49 
sci_num = !exec scienceprint number,significance,type
 - 
 
50 
 
 - 
 
51 
number: a number
 - 
 
52 
significance : desired precision
 - 
 
53 
type (optional args): calc = 0 / html = 1 / latex = 2  / prefix = 3  / mathml = 4
 - 
 
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 - 
 
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default  : calc   notation : 120000,3   -> 1.20*10^5
 - 
 
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type = 0 : calc   notation : 120000,3,0 -> 1.20*10^5
 - 
 
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type = 1 : html notation   : 120000,3,1 -> 1.20&times;10<sup>5</sup>
 - 
 
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type = 2 : latex notation  : 120000,3,2 -> 1.20 \times 10^{5}
 - 
 
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type = 3 : prefix-notation : 120000,3,3 -> 120.0 k
 - 
 
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type = 3 : if -24 > prefix > 24         -> type = 1 (html)
 - 
 
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type = 4 : mathml notation
 - 
 
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 - 
 
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multiple conversion: use space between arguments
 - 
 
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scienceprint 120000,4 122900,5 120036,6,3 --> 120.0*10^3,122.90*10^3,120.036 k
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24  yotta       Y
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24  yotta       Y
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21  zetta       Z
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21  zetta       Z
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18  exa         E
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18  exa         E
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15  peta        P
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15  peta        P
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12  tera        T
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12  tera        T
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9   giga        G
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9   giga        G
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6   mega        M
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6   mega        M
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3   kilo        k
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3   kilo        k
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2   hecto       h
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2   hecto       h
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1   deca        da
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1   deca        da
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-1  deci        d
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-1  deci        d
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-2  centi       c
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-2  centi       c
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-3  milli       m
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-3  milli       m
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-6  micro       µ
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-6  micro       µ
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-9  nano        n
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-9  nano        n
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-12 pico        p
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-12 pico        p
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-15 femto       f
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-15 femto       f
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-18 atto        a
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-18 atto        a
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-21 zepto       z
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-21 zepto       z
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-24 yocto       y
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-24 yocto       y
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*/
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*/
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#include <stdio.h>
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#include <stdio.h>
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#include <math.h>
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#include <math.h>
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#include <string.h>
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#include <string.h>
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#include <stdlib.h>
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#include <stdlib.h>
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#define MICRO "µ"
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#define MICRO "µ"