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From |
Sergiy Radyakin <serjradyakin@gmail.com> |

To |
"statalist@hsphsun2.harvard.edu" <statalist@hsphsun2.harvard.edu> |

Subject |
Re: st: digits difference between stata and mata |

Date |
Mon, 13 May 2013 03:16:23 -0400 |

And the default formats for different data types are listed here: http://www.stata.com/help.cgi?format byte %8.0g int %8.0g long %12.0g float %9.0g double %10.0g On Mon, May 13, 2013 at 3:00 AM, Nick Cox <njcoxstata@gmail.com> wrote: > Please note: "Stata", "Mata", as at > > http://www.stata.com/support/faqs/resources/statalist-faq/#spell > > What you see is is likely just to be a side-effect of different > default formats. You can arrange the same format. Look at -help > format-. > > . sysuse auto > (1978 Automobile Data) > > . gen gpm = 1/mpg > > . list gpm in 1/10 > > +----------+ > | gpm | > |----------| > 1. | .0454545 | > 2. | .0588235 | > 3. | .0454545 | > 4. | .05 | > 5. | .0666667 | > |----------| > 6. | .0555556 | > 7. | .0384615 | > 8. | .05 | > 9. | .0625 | > 10. | .0526316 | > +----------+ > > . mata > ------------------------------------------------- mata (type end to > exit) --------------- > > : gpm2 = st_data(., "gpm") > > : gpm2[(1..10)] > 1 > +---------------+ > 1 | .0454545468 | > 2 | .0588235296 | > 3 | .0454545468 | > 4 | .0500000007 | > 5 | .0666666701 | > 6 | .055555556 | > 7 | .0384615399 | > 8 | .0500000007 | > 9 | .0625 | > 10 | .0526315793 | > +---------------+ > > : strofreal(gpm2[(1..10)], "%5.4f") > 1 > +----------+ > 1 | 0.0455 | > 2 | 0.0588 | > 3 | 0.0455 | > 4 | 0.0500 | > 5 | 0.0667 | > 6 | 0.0556 | > 7 | 0.0385 | > 8 | 0.0500 | > 9 | 0.0625 | > 10 | 0.0526 | > +----------+ > > : end > ----------------------------------------------------------------------------------------- > > . format gpm %5.4f > > . list gpm in 1/10 > > +--------+ > | gpm | > |--------| > 1. | 0.0455 | > 2. | 0.0588 | > 3. | 0.0455 | > 4. | 0.0500 | > 5. | 0.0667 | > |--------| > 6. | 0.0556 | > 7. | 0.0385 | > 8. | 0.0500 | > 9. | 0.0625 | > 10. | 0.0526 | > +--------+ > > Nick > njcoxstata@gmail.com > > > On 13 May 2013 07:50, Wu Zhang <wuzhang50@yahoo.com> wrote: > >> I have a variable list which has different digits after being imported into MATA; I take a snap of the whole picture: >> >> In stata: >> >> -------------------------------------------- >> 1. 9.477003 8.210668 59.375 -2.00877 >> 2. 9.34036 9.473704 66.0647 -1.543392 >> 3. 8.986102 8.188967 53.92946 -.5894488 >> 4. 9.285332 9.773379 73.92938 -.2278635 >> 5. 9.286468 9.812742 57.82097 -.0813199 >> >> >> >> While in MATA: >> 1 9.477003098 8.21066761 59.375 -2.008770227 >> 2 9.340359688 9.473704338 66.0647049 -1.54339242 >> 3 8.986102104 8.188966751 53.92946243 -.5894488096 >> 4 9.285331726 9.773379326 73.92938232 -.2278635055 >> 5 9.286467552 9.812742233 57.82096863 -.0813199058 >> >> >> Note that what we see in STATA is the same as in the data editor view. >> >> >> I am just wondering whether there is a way to make them the same? > * > * For searches and help try: > * http://www.stata.com/help.cgi?search > * http://www.stata.com/support/faqs/resources/statalist-faq/ > * http://www.ats.ucla.edu/stat/stata/ * * For searches and help try: * http://www.stata.com/help.cgi?search * http://www.stata.com/support/faqs/resources/statalist-faq/ * http://www.ats.ucla.edu/stat/stata/

**References**:**st: digits difference between stata and mata***From:*Wu Zhang <wuzhang50@yahoo.com>

**Re: st: digits difference between stata and mata***From:*Nick Cox <njcoxstata@gmail.com>

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