SUMMARY

Performs integration using the trapezoidal or rectangular rule.

SYNTAX

INT TRAPEZOIDAL | RECTANGULAR

DEFAULT VALUES

INT TRAPEZOIDAL

DESCRIPTION

This command uses the trapezoidal or rectangular integration method. The first output data point is set to zero. If the trapezoidal option is used, the number of points is reduced by one. The data does not have to be evenly spaced. To minimize end-effects, it is suggested one precede a call to INT with RMEAN; TAPER.

ERROR MESSAGES

• 1301: No data files read in.
• 1307: Illegal operation on spectral file

HEADER CHANGES

DEPMIN, DEPMAX, DEPMIN

LATEST REVISION

March 20, 1992 (Version 10.6e)