IDL Analyst Reference Guide: Math and Statistics Utilities

Math and Statistics Utilities Routines

Dates

IMSL_DAYSTODATE—Days since epoch to date.

IMSL_DATETODAYS—Date to days since epoch.

Constants and Data Sets

IMSL_CONSTANT—Natural and mathematical constants.

IMSL_MACHINE—Machine constants.

IMSL_STATDATA—Commonly analyzed data sets.

Binomial Coefficient

IMSL_BINOMIALCOEF—Evaluates the binomial coefficient.

Geometry

IMSL_NORM—Vector norms.

Matrix Norm

IMSL_MATRIX_NORM—Real coordinate matrix.

Matrix Entry and Display

PM—Formatted output of arrays using the standard linear algebraic convention: "row" refers to the first index of the array and "column" refers to the second.

RM—Formatted input of arrays using the standard linear algebraic convention: "row" refers to the first index of the array and "column" refers to the second.

  IDL Online Help (March 06, 2007)