Re: Statistical Analysis - ILERPG (V5R4)

[Vern Hamberg <vhamberg@xxxxxxxxxxxxxxx>]

Was roaming about the 'net some more and reminded - there are actual 
basic statistical functions in SQL you can use in RPG. Combine some and 
you have a trend function.

Vern

On 4/2/2021 10:34 PM, Vern Hamberg wrote:
> Lots of math functions are available to use in ILE RPG, they are in 
> QC2LE, but you don't have to bind to that anymore, it's done for us.
>
> These are C++ functions, here's the link to an old post about it - 
> http://as400pro.com/tipView.php?cat=RPG&key=251
>
> There is also a set of CEE math APIs - see more at this link - 
> https://www.mcpressonline.com/programming/apis/using-apis-to-extend-rpg-the-cee-apis
>
> Get yourself a few statistical formulas, use these functions, if 
> necessary - including trig functions and more - there you go!
>
> Regards
> Vern
>
> On 4/2/2021 9:51 PM, Larry "DrFranken" Bolhuis wrote:
> > Well I remember my statistical analysis class in College. We were 
> > allowed any language. The school had Lisp, Assembler, BASIC, COBOL, 
> > FORTRAN. Assignment just had to be turned in before the start of 
> > class the day it was due. Assignment 1 a friend (today an IBM i Sr 
> > Systems guy) wrote his in COBOL. It was huge. Professor picked it up 
> > when he dropped it on the table. "What is THIS?" HE thumbed through 
> > the thing, it was at least 5 time bigger then the next biggest. Jim 
> > said: "It's COBOL."  Professor asked "Does it work?" Jim says: "Sure 
> > does. The output is at the end."  Prof slam dunked the thing in the 
> > trash. "Jim gets a 10 on this, but from now on NO COBOL!" At that 
> > point jim tapped me on the shoulder and whispered: "Glad he did that, 
> > i was never doing another assignment in COBOL!"
> >
> > The best language at least then was FORTRAN for sure. BASIC wasn't 
> > horrible. Thinking about doing that in RPG II makes my head split. 
> > But in ILE RPG free form it seems like that would work just fine.
> >
> > But then Susan took away my RPG card so I'd have to do it in CL 
> > today. That would be a horrible choice!
> >     - DrF
> >
> > On 4/2/2021 10:24 PM, Chris Wager wrote:
> > > Good Morning/Evening,
> > >
> > > I know this question is a bit of a Hail Mary, but....
> > >
> > > What do the seasoned RPG programmers amounts you think to the 
> > > concept of
> > > using RPG or specifically ILERPG to carry out a statistical analysis 
> > > of a
> > > given dataset.
> > >
> > > For example to use data about five previous events to then generate 
> > > what is
> > > statistically probable to occur at event six.
> > >
> > > Is this something that would be achievable with RPG or would I be
> > > attempting to use a sledge hammer for a job requiring a tap hammer?
> > >
> > > I mean its only numbers at the nuts and bolts level, so i am 
> > > thinking it
> > > should be feasible.
> > >
> > > Open to all thoughts on this one.
> > >
> > > Thanks
> > > Chris