On Thu, 17 Jun 2021 09:07:35 -0700, Charles Mills wrote: ><g> > >Charles > It's more likely that there be a need to correct a typo, or worse an inconsistency, in scattered coded values of π.
Put it in a header file. Somewhere, IBM supplies a macro that equates a symbol to 44 for the length of a data set name. That equated symbol is rarely used. Could it be changed in thee future? >-----Original Message----- >From: Mark Jacobs >Sent: Thursday, June 17, 2021 8:49 AM > >The primary purpose of the DATA statement is to give names to >constants; instead of referring to pi as 3.141592653589793 at every >appearance, the variable PI can be given that value with a DATA >statement and used instead of the longer form of the constant. This >also simplifies modifying the program, should the value of pi change. > ― FORTRAN manual for Xerox Computers -- gil ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
