User's Manual

73
We protect your rights with two steps: (1) copyright the software,
and(2)oeryouthislicensewhichgivesyoulegalpermissionto
copy,distributeand/ormodifythesoftware.
Also,foreachauthor’sprotectionandours,wewanttomake
certainthateveryoneunderstandsthatthereisnowarrantyfor
thisfreesoftware.Ifthesoftwareismodiedbysomeoneelseand
passedon,wewantitsrecipientstoknowthatwhattheyhaveis
nottheoriginal,sothatanyproblemsintroducedbyotherswill
not reflect on the original authors’ reputations.
Finally,anyfreeprogramisthreatenedconstantlybysoftware
patents.Wewishtoavoidthedangerthatredistributorsofafree
programwillindividuallyobtainpatentlicenses,ineectmaking
theprogramproprietary.Topreventthis,wehavemadeitclear
thatanypatentmustbelicensedforeveryone’sfreeuseornot
licensedatall.
Theprecisetermsandconditionsforcopying,distributionand
modicationfollow.
Terms & conditions for copying, distribution, & modification
0. This License applies to any program or other work which
containsanoticeplacedbythecopyrightholdersayingitmay
bedistributedunderthetermsofthisGeneralPublicLicense.
The“Program”,below,referstoanysuchprogramorwork,and
a“workbasedontheProgram”meanseithertheProgramor
anyderivativeworkundercopyrightlaw:thatistosay,awork
containingtheProgramoraportionofit,eitherverbatimor
withmodicationsand/ortranslatedintoanotherlanguage.
(Hereinafter,translationisincludedwithoutlimitationinthe
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