User's Manual

122
term“modication”.)Eachlicenseeisaddressedas“you”.
 Activitiesotherthancopying,distributionandmodicationare
notcoveredbythisLicense;theyareoutsideitsscope.Theactof
runningtheProgramisnotrestricted,andtheoutputfromthe
Programiscoveredonlyifitscontentsconstituteaworkbased
ontheProgram(independentofhavingbeenmadebyrunning
the Program). Whether that is true depends on what the Program
does.
1.YoumaycopyanddistributeverbatimcopiesoftheProgram’s
source code as you receive it, in any medium, provided that
you conspicuously and appropriately publish on each copy an
appropriatecopyrightnoticeanddisclaimerofwarranty;keep
intactallthenoticesthatrefertothisLicenseandtotheabsence
ofanywarranty;andgiveanyotherrecipientsofthePrograma
copyofthisLicensealongwiththeProgram.
 Youmaychargeafeeforthephysicalactoftransferringa
copy, and you may at your option oer warranty protection in
exchangeforafee.
2. YoumaymodifyyourcopyorcopiesoftheProgramorany
portionofit,thusformingaworkbasedontheProgram,and
copyanddistributesuchmodicationsorworkundertheterms
ofSection1above,providedthatyoualsomeetallofthese
conditions:
 a) Youmustcausethemodiedlestocarryprominentnotices
statingthatyouchangedthelesandthedateofanychange.
b) You must cause any work that you distribute or publish, that
inwholeorinpartcontainsorisderivedfromtheProgramor
anypartthereof,tobelicensedasawholeatnochargetoall
thirdpartiesunderthetermsofthisLicense.
 c)Ifthemodiedprogramnormallyreadscommands
interactively when run, you must cause it, when started running
forsuchinteractiveuseinthemostordinaryway,toprintor
display an announcement including an appropriate copyright
notice and a notice that there is no warranty (or else, saying that
you provide a warranty) and that users may redistribute
the program under these conditions, and telling the user how
toviewacopyofthisLicense.(Exception:iftheProgramitselfis
interactive but does not normally print such an announcement,