Trimill Industrial Systems Inc.
Excel add-in with eleven powerful worksheet functions for 1, 2 and 3 variable lookup and interpolation. Interpolation modes include: closest-value, linear, piecewise parabolic or hyperbolic, cubic spline and polynomial up to 20th order. Handles tables with missing data. Fits polynomial curves through a set of X-Y points, returns table of polynomial coefficients and finds the best fit curve. Includes online help and examples for Windows and Mac. TriLookup is a shareware developed by Trimill Industrial Systems Inc. and listed in spreadsheets excel add-ins math tools software.
Version: 2.2 Released: 6/2/2004
Size: 1.04 MB
Platform: Windows 95, 98, ME, NT 4.x, 2000, XP
Download Link: Download
Keywords: variable interpolation excel look-up functions excel add-in spreadsheet curve fitting advanced lookup