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Simple graph reading software

Robert Hartley rh at mblab.gla.ac.uk
Mon Apr 10 12:07:16 EST 2000


In article <sspamims-C398A7.10470410042000 at news.ucalgary.ca>, Kurt Sims
<sspamims at uspamcalgary.ca> wrote:

> Thanks for the replies,  I have the graph up with Excel, the only thing 
> I can't figure out is how to get it to read an unknown, if I know the 
> value on the Y-axis is there a way to get the program to tell me what 
> the corresponding X-axis value is?  I suppose I could just do it 
> manually, but it's nice if it will do it for me.

You8 could use the Iterative method to approximate a value on a curve. I
think you could use Taylors theorum or Simpsons rule (not Bart) to
approximate a curve to a set of values.

This is of course from the long gone days when I could do this stuff from
memory.
 
> Thanks again.
> 
> Kurt

Cheers
Bob using a RiscPC700 and RISC OS

-- 
Robert Hartley,
Centre for Cell Engineering,University of Glasgow,UK.
mail: rh at mblab.gla.ac.uk, Tel: ++44 (0)141 330 4756
Web : http://www.gla.ac.uk/Inter/CellEngineering





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