{VERSION 2 3 "DEC ALPHA UNIX" "2.3" }
{USTYLETAB {CSTYLE "Maple Input" -1 0 "Courier" 0 1 255 0 0 1 0 1 0 0 
1 0 0 0 0 }{CSTYLE "2D Math" -1 2 "Times" 0 1 0 0 0 0 0 0 2 0 0 0 0 0 
0 }{CSTYLE "2D Comment" 2 18 "" 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 }
{CSTYLE "2D Output" 2 20 "" 0 1 0 0 255 1 0 0 0 0 0 0 0 0 0 }{PSTYLE "
Normal" -1 0 1 {CSTYLE "" -1 -1 "" 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 }0 0 
0 -1 -1 -1 0 0 0 0 0 0 -1 0 }{PSTYLE "Maple Output" 0 11 1 {CSTYLE "" 
-1 -1 "" 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 }3 3 0 -1 -1 -1 0 0 0 0 0 0 -1 
0 }{PSTYLE "" 11 12 1 {CSTYLE "" -1 -1 "" 0 1 0 0 0 0 0 0 0 0 0 0 0 0 
0 }1 0 0 -1 -1 -1 0 0 0 0 0 0 -1 0 }{PSTYLE "Maple Plot" 0 13 1 
{CSTYLE "" -1 -1 "" 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 }3 0 0 -1 -1 -1 0 0 
0 0 0 0 -1 0 }}
{SECT 0 {EXCHG {PARA 0 "> " 0 "" {MPLTEXT 1 0 23 "f:=x^5+3*x^4+x^2+8*x
+3;" }}{PARA 11 "" 1 "" {XPPMATH 20 "6#>%\"fG,,*$%\"xG\"\"&\"\"\"*$F'
\"\"%\"\"$*$F'\"\"#F)F'\"\")F,F)" }}}{EXCHG {PARA 0 "" 0 "" {TEXT -1 
1 " " }{XPPEDIT 18 0 "abs(x)^5-3*abs(x)^4-abs(x)^2-8*abs(x)-3 <= abs(f
(x));" "1,,*$-%$absG6#%\"xG\"\"&\"\"\"*&\"\"$F**$-F&6#F(\"\"%F*!\"\"*$
-F&6#F(\"\"#F1*&\"\")F*-F&6#F(F*F1\"\"$F1-F&6#-%\"fG6#F(" }}}{EXCHG 
{PARA 0 "" 0 "" {XPPEDIT 18 0 "rho <= 1;" "1%$rhoG\"\"\"" }}}{EXCHG 
{PARA 0 "" 0 "" {XPPEDIT 18 0 "rho^5 <= 3*rho^4+rho^4+8*rho^4+3*rho^4;
" "1*$%$rhoG\"\"&,**&\"\"$\"\"\"*$F$\"\"%F)F)*$F$\"\"%F)*&\"\")F)*$F$
\"\"%F)F)*&\"\"$F)*$F$\"\"%F)F)" }}}{EXCHG {PARA 0 "" 0 "" {XPPEDIT 
18 0 "rho <= 15;" "1%$rhoG\"#:" }}}{EXCHG {PARA 0 "> " 0 "" {MPLTEXT 
1 0 18 "plot(f,x=-15..15);" }}{PARA 13 "" 1 "" {INLPLOT "6%-%'CURVESG6
$7U7$$!#:\"\"!$!'#R2'F*7$$!3&*****\\P&3YV\"!#;$!3D8qd)[9]![!#77$$!3++]
iv<rx8F0$!3Wyf*>T%*=)QF37$$!3(****\\iTDPJ\"F0$!3A)\\W.!4#)=IF37$$!3(**
**\\P\"\\J\\7F0$!34'p.cC&*>J#F37$$!3#***\\7V0@&=\"F0$!3,xMw)zaiu\"F37$
$!3%***\\i&exd7\"F0$!3:#>hM4+gK\"F37$$!3#***\\i+#QU1\"F0$!3dPvz(ya/!)*
!#87$$!3!***\\i!3%f+5F0$!3C&o;,*oH?qFR7$$!3&****\\7oS:P*!#<$!36yL[Kw,8
\\FR7$$!3s+++v@)*=()Fen$!3$er.wb_TI$FR7$$!3q****\\(G3U9)Fen$!3IugJphti
AFR7$$!3p*****\\-\\r\\(Fen$!3nCXQ*pS3U\"FR7$$!3'3++](GVZoFen$!3'HD'3@Y
<j%)!#97$$!3u*****\\(4J@iFen$!3]w%=n[lP$[F\\p7$$!3*)***\\iIKFl&Fen$!3X
$zcpkd(=FF\\p7$$!3')*****\\FPm(\\Fen$!3A.Wv))f^C7F\\p7$$!3w++++h*QS%Fe
n$!3mJ\"p*3\"o*3aF)7$$!33,+Dc>mPPFen$!3K'HIOfj*o:F)7$$!3'3+++&=$z9$Fen
$!3+!)**HKY0!o#F07$$!3!)***\\iX/4]#Fen$\"3Rvp[rbVr()Fen7$$!3p***\\(o8y
%)=Fen$\"35m7Y4)3xa&Fen7$$!3'*****\\i:#>C\"Fen$!3kcOE\")eq57Fen7$$!3#f
)**\\7ev:l!#=$!3smgHwgwk8Fen7$$!3!*Q****\\(o2[\"!#>$\"3^F?86zv\")GFen7
$$\"3i(***\\P>:mkF]s$\"3&Qt4[-B&G#*Fen7$$\"3o)**\\iv&QA7Fen$\"3u!H]nLp
+P#F07$$\"3_,+]PPBW=Fen$\"3b-u+f#)Q>xF07$$\"3R******\\Nm'[#Fen$\"3%)[j
Qaxi)Q#F)7$$\"3)3++vyb^6$Fen$\"3Q?t[hH)\\8'F)7$$\"3')***\\PMaKs$Fen$\"
3c)*3\"=+s'Q8F\\p7$$\"3B)***\\7TW)R%Fen$\"3g:Mzf:iEGF\\p7$$\"3*y*****
\\@80]Fen$\"3$)\\4&pTt=4&F\\p7$$\"3k*****\\7,Hl&Fen$\"3zw16;u+;*)F\\p7
$$\"3j)**\\P4w)RiFen$\"3WK7)*fd'*49FR7$$\"3\\.++vZf\")oFen$\"3tS8XV1hE
AFR7$$\"3t***\\P/-a[(Fen$\"3m(4'*zq$y.LFR7$$\"3G,+v=Yb;\")Fen$\"36Ni%)
QR$z$[FR7$$\"3$y****\\i@Ot)Fen$\"3wa(e6*[fToFR7$$\"3R++v$fL'z$*Fen$\"3
(o>#pYP\\)f*FR7$$\"35+++!*>=+5F0$\"3\"\\)G\\Q#fHI\"F37$$\"3?++DE&4Q1\"
F0$\"3O?.ePhn[<F37$$\"3<+]P%>5p7\"F0$\"3bw[WP))R.BF37$$\"3K+++bJ*[=\"F
0$\"3!>&R#RS4$HHF37$$\"3E++Dr\"[8D\"F0$\"3V$fZkBMk!QF37$$\"3#)******Hj
y58F0$\"3NA*RJLhzv%F37$$\"3D+]P/)fTP\"F0$\"3'o6^%pkisfF37$$\"3?+++b!)[
/9F0$\"3Wm4**3nXNmF37$$\"3:+]i0j\"[V\"F0$\"3A:]J(y)zbtF37$$\"33+D\"G:3
uY\"F0$\"38PT/O))>)>)F37$$\"#:F*$\"')f6*F*-%'COLOURG6&%$RGBG$\"#5!\"\"
F*F*-%+AXESLABELSG6$%\"xG%!G-%%VIEWG6$;F(Fd[l%(DEFAULTG" 2 261 261 
261 2 0 1 0 2 9 0 4 2 1.000000 45.000000 45.000000 0 0 0 0 0 0 0 0 0 
0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 }}}{EXCHG {PARA 0 "> " 0 "" 
{MPLTEXT 1 0 16 "plot(f,x=-8..5);" }}{PARA 13 "" 1 "" {INLPLOT "6%-%'C
URVESG6$7W7$$!\")\"\"!$!&x/#F*7$$!3qmm\"z\\=$ey!#<$!3Q*)e3G(3D&=!#87$$
!3SLL$e*pj;xF0$!3)e,TuGOBn\"F37$$!3^+vVy1O$f(F0$!3(R#yo<f5F:F37$$!3tm;
/hV3quF0$!3'))y3E(p-#R\"F37$$!3B+D1\\sWJtF0$!3/Ak#y&yd^7F37$$!3sLL3P,
\"G>(F0$!3X(e`'ejbA6F37$$!3!GLL$[SD`qF0$!3&[(*49l3N+\"F37$$!3xKLefzp8p
F0$!3_A\\+!)>RY*)!#97$$!3Um;a`B\"fj'F0$!3'43()G!z[cqFW7$$!3/M$3x`p$yjF
0$!3/ApTt!p!*f&FW7$$!31+]Pp))p6hF0$!3l`)[D>'4]VFW7$$!3;L$3Fo2f$eF0$!3K
:q/?!)4*H$FW7$$!3/+](='4+hbF0$!3lC5A`%[(fCFW7$$!3Rmm;4cAy_F0$!32A=bHfj
z<FW7$$!3(HL$eCp:H]F0$!3PZp$\\m0+J\"FW7$$!3O****\\xXw[ZF0$!3'GW&*=[3v,
*!#:7$$!3?++]74AnWF0$!3q$yZ%>F%4(fFjp7$$!3U++]A9!f>%F0$!3ZV_=qMROQFjp7
$$!3%RL3FL<&\\RF0$!3G.)yX)4LSCFjp7$$!3!pmm\">GacOF0$!3.'\\Eod*[-8Fjp7$
$!3wmmmw\\N3MF0$!3!*o:Y7r#ex'!#;7$$!3#3+vV^`'>JF0$!32]L\"pq9eN#Fdr7$$!
3Mnmm,Q5kGF0$!3.HQEp,>lDF07$$!3R+]Pk_s$e#F0$\"3TU)4'y5vcvF07$$!3v**\\7
$fQnJ#F0$\"37UXs*4Ql^*F07$$!3,nmT5g;Q?F0$\"3g\"*f,s6*oW(F07$$!31n;a=%
\\By\"F0$\"3H%H%*eLQj?%F07$$!3!RL$ekmT1:F0$\"3+A>&>pwV4*!#=7$$!3tL$3F3
+)>7F0$!3[5-hsVLH8F07$$!3O.+Dc]*Hq*Fht$!3bQ1+_`\"=-#F07$$!3)zLL3Z?$3qF
ht$!3rv1l^7$3c\"F07$$!3z1++]zXCUFht$!3!fw0WBc,>\"Fht7$$!3$o++ve\"*4]\"
Fht$\"3@xIaoI=B=F07$$\"3c()*\\i:-T8\"Fht$\"3tu,'oke1#RF07$$\"3-%)**\\(
[C*fSFht$\"3\\I-SxkI0lF07$$\"3?CLL$)f!*)o'Fht$\"3v)>c8SxH`*F07$$\"3!3+
+]([!f\\*Fht$\"3[sa.#)o)4Z\"Fdr7$$\"32m;H2j%R?\"F0$\"3*=pm^wf8H#Fdr7$$
\"3X++]-W-#[\"F0$\"3=*>?8-eu'QFdr7$$\"3(4Le*=UnV<F0$\"3Zu<yFk/%Q'Fdr7$
$\"3K+]7oO<<?F0$\"3emDV**4ui5Fjp7$$\"3XJL$3PpXG#F0$\"3'HL!\\Z*3Xq\"Fjp
7$$\"3^)*\\i!*y]kDF0$\"35)Gy?\"Qu2FFjp7$$\"3Lnmmc>7MGF0$\"3;(G/iY_55%F
jp7$$\"3IlmT!GT)4JF0$\"3LFB<*ze+4'Fjp7$$\"3!HLe*3vF$Q$F0$\"3U&piLKY(y(
)Fjp7$$\"3K+++0q`MOF0$\"3\"\\$*p9R:I?\"FW7$$\"3AKL3U(3D#RF0$\"3M6GtH1a
)o\"FW7$$\"3=lmm'4u+=%F0$\"3%4%**y\\i.YAFW7$$\"3U**\\i&[#paWF0$\"3&*p8
l=t5%*HFW7$$\"3%)**\\PCt`<ZF0$\"3H@!*zP0V&)QFW7$$\"\"&F*$\"%o]F*-%'COL
OURG6&%$RGBG$\"#5!\"\"F*F*-%+AXESLABELSG6$%\"xG%!G-%%VIEWG6$;F(F]\\l%(
DEFAULTG" 2 261 261 261 2 0 1 0 2 9 0 4 2 1.000000 45.000000 
45.000000 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 
}}}{EXCHG {PARA 0 "> " 0 "" {MPLTEXT 1 0 16 "plot(f,x=-4..2);" }}
{PARA 13 "" 1 "" {INLPLOT "6%-%'CURVESG6$7W7$$!\"%\"\"!$!$p#F*7$$!3&**
***\\P&3Y$R!#<$!3YU1!*\\X*)pB!#:7$$!3*)*****\\2<#pQF0$!3\"['pMe5(z2#F3
7$$!3')**\\78.K7QF0$!3wg.3+'>b%=F37$$!3$)***\\7bBav$F0$!3)yY$QYC%>j\"F
37$$!3(***\\(=>P9p$F0$!3**3#[A:eHT\"F37$$!36++]K3XFOF0$!3\\IG_oA+:7F37
$$!3w******H./jNF0$!36PycV,aN5F37$$!3%)****\\F)H')\\$F0$!3%)f5L!\\;du)
!#;7$$!3#****\\i3@/P$F0$!3(>m\")e47//'FW7$$!3:++Dr^b^KF0$!3(\\oB\\Npe0
%FW7$$!3$****\\7Sw%GJF0$!37N#G8I_ZX#FW7$$!3*****\\7;)=,IF0$!3t-d\"H&o(
)47FW7$$!3\")***\\i83V(GF0$!3%4sV)fGu`JF07$$!39+++NkzVFF0$\"3PgwB4,#*)
4$F07$$!3w****\\d;%)GEF0$\"38hg\")=!Gjg'F07$$!37+++0)H%*\\#F0$\"3B0:[S
8S(y)F07$$!3#)*****\\d'[pBF0$\"33APO;nwL&*F07$$!38+++&>iUC#F0$\"38%48*
y9`a#*F07$$!3!)***\\7YY08#F0$\"31II*[r#f4%)F07$$!3(******\\XF`*>F0$\"3
uhZ:g#yP%pF07$$!3(*******>#z2)=F0$\"3G!yHTFyb\\&F07$$!3/++D\"RKvu\"F0$
\"3#[6/s(=FaPF07$$!3<+++qjeH;F0$\"3gpxvng&HG#F07$$!3()***\\7*3=+:F0$\"
3BjZvJ3$fX)!#=7$$!3&)***\\PFcpP\"F0$!3F])p.\\_/&GFbs7$$!3#)****\\7VQ[7
F0$!3'HOZEmsU<\"F07$$!3\")***\\i6:.8\"F0$!3)4()zy%\\.8<F07$$!31++]P:'H
+\"F0$!3*QElVZfp*>F07$$!3[++]7'pnq)Fbs$!3&pY9$e>l$)>F07$$!3(3++v[G_b(F
bs$!3h(o!fI60U<F07$$!3t)****\\_K:J'Fbs$!3aW(yO=o\\F\"F07$$!36-+++HnE]F
bs$!3EH9I.KB#4'Fbs7$$!3z,++D%)opPFbs$\"3wo(\\0&>C$z\"Fbs7$$!3G++]78\\`
DFbs$\"3!37)>())yS.\"F07$$!3)3++]x6J?\"Fbs$\"3\\yPk4()e_?F07$$\"3^y&**
****Hk-\"!#?$\"3fs=c$\\7#3IF07$$\"30,++]A!eI\"Fbs$\"3r_,D!>.E1%F07$$\"
3E(***\\(=_(zCFbs$\"3e#o\"R,[dd]F07$$\"3W.++]&*=jPFbs$\"3)\\1S\"R*z)>i
F07$$\"3#f***\\(3/3(\\Fbs$\"3z&fgbCRsV(F07$$\"3z++]P#4JB'Fbs$\"3,7Z1V[
#>#*)F07$$\"3X(*****\\KCnuFbs$\"3c$p)fK.jp5FW7$$\"3A(***\\(=n#f()Fbs$
\"3W7=[!*)HcI\"FW7$$\"3P+++!)RO+5F0$\"3]xAIIJ)4g\"FW7$$\"30++]_!>w7\"F
0$\"3al5$*)*3f'*>FW7$$\"3N++v)Q?QD\"F0$\"3b\"Q;w%ya6DFW7$$\"3G+++5jyp8
F0$\"310C@X$o=7$FW7$$\"3<++]Ujp-:F0$\"3dBW+p5*Q-%FW7$$\"3++++gEd@;F0$
\"3_))H+GIob]FW7$$\"39++v3'>$[<F0$\"3u'HYN%=kSkFW7$$\"38++D6Ejp=F0$\"3
rW:(Q-=`4)FW7$$\"\"#F*$\"$.\"F*-%'COLOURG6&%$RGBG$\"#5!\"\"F*F*-%+AXES
LABELSG6$%\"xG%!G-%%VIEWG6$;F(F\\\\l%(DEFAULTG" 2 261 261 261 2 0 1 0 
2 9 0 4 2 1.000000 45.000000 45.000000 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 
0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 }}}{EXCHG {PARA 0 "> " 0 "" {MPLTEXT 1 
0 18 "fsolve(f,x=-3..0);" }}{PARA 11 "" 1 "" {XPPMATH 20 "6%$!+c6V:G!
\"*$!+>b%3T\"F%$!+@%p0/%!#5" }}}{EXCHG {PARA 0 "> " 0 "" {MPLTEXT 1 0 
20 "fsolve(f,x,complex);" }}{PARA 12 "" 1 "" {XPPMATH 20 "6'$!+c6V:G!
\"*$!+>b%3T\"F%$!+@%p0/%!#5,&$\"+#3o;:)F*\"\"\"%\"IG$!+#z'e(4\"F%,&F,F
.F/$\"+#z'e(4\"F%" }}}{EXCHG {PARA 0 "> " 0 "" {MPLTEXT 1 0 0 "" }}}}
{MARK "10 0 0" 0 }{VIEWOPTS 1 1 0 1 1 1803 }