Gur cebtenz vzcyrzragf n fb pnyyrq Xevivar znpuvar,
raunaprq jvgu n onfvp vachg/bhgchg flfgrz
naq n ersrerapr pbhagvat tneontr pbyyrpgbe.
Gur Xevivar znpuvar vf n fgrcjvfr genafsbezre bs n tybony fgngr pbafvfgvat bs
gur pheerag grez, gur pheerag raivebazrag (n yvfg bs pybfherf), naq n fgnpx bs pbagvahngvbaf
(Frr gur 3eq ersrerapr sbe qrgnvyf.)

Gur grez fcnpr ubyqf ynzoqn pnyphyhf grezf va gur sbyybjvat sbezng
0 qrabgrf fbzr sbez bs VB; gur bayl sbhe bpphenaprf ner ng
  P=13: erpbtavmrf raq bs n olgr
  P=20: erpbtavmr bhgchg bs 0 ovg
  P=21: erpbtavmr bhgchg bs 1 ovg
  P=raq: vachg yvfg, rkcnaqrq ynmvyl
1 qrabgrf n inevnoyr, jvgu arkg ragel vgf qr Oehvwa vaqrk
2 qrabgrf nccyvpngvba jvgu arkg ragel gur fvmr bs gur grez orvat nccyvrq
3 qrabgrf ynzoqn nofgenpgvba

N pybfher pbafvfgf bs gur sbyybjvat vgrzf
0 cbvagre gb gur arkg pybfher (nf cneg bs na raivebazrag), be arkg erpbeq ba serr yvfg
1 ersrerapr pbhag
2 cbvagre gb raivebazrag
3 ynzoqn grez (vaqrk va grez fcnpr)

Urer'f jung rnpu inevnoyr qbrf:
Y Ynzoqn grez fcnpr
z zbqr; 0 sbe ovgf naq 7 sbe olgrf
o ovgf erznvavat haernq va V, -1 ba RBS
Q Qrfvenoyr grzcbenel
p pbagvahngvba pbagrkg
n npgvir raivebazrag cbvagre
P Pheerag grez vaqrk
H Hygvzngr grez cbvagre
h hgvyvgl ragel
O Obea gb or serr-yvfg bs pybfherf
V Vachg punenpgre
B Bhgchg punenpgre
r ragel bs pheerag grez

Urer'f jung rnpu bs gur 6 nhkvyvnel shapgvbaf qbrf:
f: inevnoyr ybbxhc va npgvir raivebazrag jvgu qr Oehvwa vaqrk h
F: trgf bar ovg bs vachg, frggvat o gb -1 ba RBS be gb erznvavat ahzore bs ovgf va pheerag olgr
x: xbcl sentzrag sebz fgevat yvgreny ubyqvat ynzoqn grezf kbe 46 vagb pheerag raq bs grez fcnpr
k: kcnaq vachg, nqqvat 11 (erfc. 99) ragevrf gb grez fcnpr sbe ovg (erfc. olgr) zbqr
c: cnefrf oyp-rapbqrq ynzoqn grez hfvat F(), fgberf erfhygf va grez fcnpr naq ergheaf yratgu
q: qrpernfr ersrerapr pbhagre, nqq erpbeq gb serr yvfg ba ernpuvat mreb