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http://www.davidparker.com/licensed.html
Good thing that I went to Cedarville University <G>
Best regards
Walter
----- Original Message -----
From: BL <blee7@xxxxxxxxxxxxxx>
To: <metastock@xxxxxxxxxxxxx>
Sent: Friday, March 16, 2001 6:17 PM
Subject: Re: math and 3D plots
> Here's a very cheap excellant 3D math tool. I believe it's about $10. See
> examples at http://www.mi.sanu.ac.yu/vismath/parker/gr1.htm.
>
> HiTech Analytics, LLC
> Brian K. Lee
> www.hitech-analytics.com
>
>
> ----- Original Message -----
> From: "W Lake" <wlake@xxxxxxxxx>
> To: <metastock@xxxxxxxxxxxxx>
> Sent: Friday, March 16, 2001 4:43 PM
> Subject: Re: math and 3D plots
>
>
> > Hi Lionel
> >
> > I told you that you that I was bad at Math. <G>
> >
> > Would love to have a copy of Mathematica ... but ... as always ... it's
> the
> > PRICE .
> >
> > There's been a few postings on the Excel-L list re the following formula
> and
> > how to plot it in Excel.
> >
> > Plot 3D - Surface z = f(x, y)
> >
> > Of course the Math guys could come up with lots of examples that apply
to
> > Metastock and trading. So maybe we should start there. What's it mean,
> > what's an algebraic expression meant to convey, etc.
> >
> > You and I can use Derive and Michael can use Mathematica. Since the
> markets
> > are headed downward for the next few (fill in your favourite time frame)
> > anyway ... we should probably occupy our time with uplifting things <G>
> >
> > Best regards
> >
> > Walter
> >
> > ----- Original Message -----
> > From: Lionel Issen <lissen@xxxxxxxxx>
> > To: <metastock@xxxxxxxxxxxxx>
> > Sent: Friday, March 16, 2001 2:23 PM
> > Subject: Re: math and 3D plots
> >
> >
> > > Walter:
> > >
> > > I may have misunderstood your posting.
> > >
> > > Arithmetic is math, so is geometry, algebra in all its varieties,
chaos
> > > theory, statistics and ad infinitum.
> > > Metastock uses algebra, the simple kind that's taught in grade and
high
> > > school, its mostly symbolic arithmetic.
> > >
> > > Excel is much more than arithmetic, it's just that we use the simple
> > > capabilities the most.
> > >
> > > Two variables require only a 2 D space to plot, not 3 D. You can plot
2
> > > variables in a 3 D space, but all the results will lie on a plane.
> > >
> > > I agree with you, simpler is better, just as long as it isn't
> > simple-minded.
> > >
> > > Thanks again for telling me about Derive.
> > >
> > > Aside from this, since you like simplicity in analysis: the Eiffel
Tower
> > was
> > > designed/analyzed using graphical methods, no arithmetic or algebraic
> > > analysis were used; the arch in St. Louis was designed/analyzed using
> > slide
> > > rules. Both these structures are fairly complicated.
> > >
> > > I don't want to start a new thread. Please e-mail me direct.
> > >
> > > Lionel Issen
> > > lissen@xxxxxxxxx
> > > ----- Original Message -----
> > > From: "W Lake" <wlake@xxxxxxxxx>
> > > To: <metastock@xxxxxxxxxxxxx>
> > > Sent: Friday, March 16, 2001 8:27 AM
> > > Subject: math and 3D plots
> > >
> > >
> > > > Thanks for your emails
> > > >
> > > > What you are talking about is the confusion between Math and
> Arithmetic.
> > > >
> > > > Most of the stuff in Metastock and Excel is Arithmetic, i.e., the
> > > > calculations and algorithms. The hard stuff is usually the "Math".
> > > >
> > > > Personally, I stick with the easier Arithmetic and only get dragged
> into
> > > > Math kicking and screaming. There are some very good Math people on
> the
> > > list
> > > > who love the stuff and could easily explain the difference between
> > > > Arithmetic and Math as it relates to Metastock and Excel.
> > > >
> > > > You need a 3D plot to handle equations that have two variables. The
> > points
> > > > of the array are plotted in 3d space and joined by straight line
> > segments.
> > > > That's why you get the wired grid look with the cute bright colours.
> > > >
> > > > I like Derive because it's got all those easy to use buttons right
on
> > the
> > > > algebra window so now I can quickly punch in all of Simons'
> expressions
> > > and
> > > > get those neat looking plots.
> > > >
> > > > Best regards
> > > >
> > > > Walter
> > > >
> > > >
> > > >
> > >
> > >
> >
> >
>
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