{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 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 }} {SECT 0 {EXCHG {PARA 0 "> " 0 "" {MPLTEXT 1 0 52 "f:=int((x^3+a*x^2+b* x+c)^2*exp(-2*x),x=0..infinity);" }}{PARA 11 "" 1 "" {XPPMATH 20 "6#>% \"fG,6%\"aG#\"#:\"\"%*$F&\"\"##\"\"$F)#\"#X\"\")\"\"\"*&F&F1%\"bGF1F,% \"cGF,*&F&F1F4F1#F1F+F3#F-F+*$F3F+#F1F)*&F3F1F4F1F6*$F4F+F6" }}} {EXCHG {PARA 0 "> " 0 "" {MPLTEXT 1 0 54 "var:=\{a,b,c\}:\nfor i in va r do\n difff.i:=diff(f,i)\nod:" }}}{EXCHG {PARA 0 "> " 0 "" {MPLTEXT 1 0 26 "sys:=\{seq(difff.i,i=var)\};" }}{PARA 11 "" 1 "" {XPPMATH 20 " 6#>%$sysG<%,*%\"aG#\"\"$\"\"%#F)\"\"#\"\"\"%\"bG#F-F,%\"cGF/,*#\"#:F*F -F'F+F.F(F0F/,*F(F-F'F/F.F/F0F-" }}}{EXCHG {PARA 0 "> " 0 "" {MPLTEXT 1 0 18 "s:=solve(sys,var);" }}{PARA 11 "" 1 "" {XPPMATH 20 "6#>%\"sG<% /%\"aG#!\"*\"\"#/%\"cG#!\"$\"\"%/%\"bG#\"\"*F*" }}}{EXCHG {PARA 0 "> \+ " 0 "" {MPLTEXT 1 0 10 "subs(s,f);" }}{PARA 11 "" 1 "" {XPPMATH 20 "6# #\"\"*\"#K" }}}{EXCHG {PARA 0 "> " 0 "" {MPLTEXT 1 0 0 "" }}}}{MARK "0 0 0" 8 }{VIEWOPTS 1 1 0 1 1 1803 }