Mathematica 9 is now available
Services & Resources / Wolfram Forums
-----
 /
MathGroup Archive
1993
*January
*February
*March
*April
*May
*June
*July
*August
*September
*October
*November
*December
*Archive Index
*Ask about this page
*Print this page
*Give us feedback
*Sign up for the Wolfram Insider

MathGroup Archive 1993

[Date Index] [Thread Index] [Author Index]

Search the Archive

Re: Table Lookup

  • To: mathgroup at yoda.physics.unc.edu
  • Subject: Re: Table Lookup
  • From: keiper
  • Date: Thu, 14 Oct 93 10:09:54 CDT

	> What's the most efficent way to do a table lookup and linear
	> interpolation?

My guess would be that 

	data = {{1, 2}, {2, 3}, {3, 3}, {4, 2}, {5, 2}};
	intfunc = Interpolation[data, InterpolationOrder -> 1]
	intfunc[2.5]

would be about as efficient as you can get.

(Of course it would probably be better to use a more sparse data
table and higher order interpolation.)

Jerry B. Keiper
keiper at wri.com
Wolfram Research, Inc.





  • Prev by Date: Problems pasting PostScript into Mma notebooks on NeXT
  • Next by Date: graphing vectors related to surfaces on mathematica
  • Previous by thread: Table Lookup
  • Next by thread: Graphics output as input - Final Summation