| double max value? [message #16622] |
Wed, 04 August 1999 00:00 |
Nando Iavarone
Messages: 48
Registered: December 1998
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Hi.
<BR>what do you think?
<BR>
<P>IDL 5.1 on AIX 4.2
<P>IDL> defsysv,'!PQF_D',1.7976931348623158D308,1
<BR>IDL> print,!PQF_D
<BR> 1.7976931e+308
<BR>% Program caused arithmetic error: Floating underflow
<BR>IDL> print,1.7976931348623158D308
<BR> 1.7976931e+308
<BR>% Program caused arithmetic error: Floating underflow
<BR>IDL> a=!PQF_D
<BR>IDL> print,a
<BR> 1.7976931e+308
<BR>% Program caused arithmetic error: Floating underflow
<P>IDL 5.1 on IRIX-SGI 6.3
<P>IDL> defsysv,'!PQF_D',1.7976931348623158D308,1
<BR>IDL> print,!PQF_D
<BR> 1.7976931e+308
<BR>IDL> print,1.7976931348623158D308
<BR> 1.7976931e+308
<BR>IDL> a=!PQF_D
<BR>IDL> print,a
<BR> 1.7976931e+308
<BR>
<P>What is the configuration bit corresponding to double NaN?
<BR>How to print a double like 1d300 in extended format
<BR>(i.e. 10000000000..........0000000 (300 zero)) if the format
don't accept more then
<BR>255 digits?
<P>Than you.
<PRE>--
Nando Iavarone
Advanced Computer System - SPACE DIVISION
via Lazzaro Belli, 23
00040 Frascati - RM
Tel: +39-6-944091 (switchboard)
9440968 (direct)
E-mail:
f.iavarone@acsys.it
FrdndVrn@altavista.net</PRE>
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