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{SECT 0 {EXCHG {PARA 205 "" 0 "" {TEXT 202 36 "Lab 4:  Using Maple for
 substitution" }}}{EXCHG {PARA 0 "" 0 "" {TEXT 200 13 "Instructions:" 
}}{PARA 0 "" 0 "" {TEXT 200 13 "Launch Maple." }}{PARA 0 "" 0 "" {TEXT
 200 0 "" }}{PARA 0 "" 0 "" {TEXT 200 113 "If you can load this file a
s a Maple file, then place the cursor on the first line of Maple code \+
and press Enter." }}{PARA 0 "" 0 "" {TEXT 200 196 "If you have to star
t with a blank Maple worksheet, then make sure you have a Maple cursor
 (>); if not, Insert>Execution Group>After cursor; then type in the fi
rst Maple line below and press Enter." }}{PARA 0 "" 0 "" {TEXT 200 0 "
" }}{PARA 0 "" 0 "" {TEXT 200 29 "Repeat with subsequent lines." }}
{PARA 0 "" 0 "" {TEXT 200 6 "Learn." }}{PARA 0 "" 0 "" {TEXT 200 67 "(
These steps solve the crypt on Sinkov p. 47.  See esp. pp. 54-55.)" }}
{PARA 0 "" 0 "" {TEXT 200 0 "" }}{PARA 0 "" 0 "" {TEXT 200 27 "Then so
lve this cryptogram:" }}{PARA 0 "" 0 "" {TEXT 200 52 "XTEIA DSL ASQA F
KSF FKY IVYOPYUJQ NI PAY NI LNVRA TU" }}{PARA 0 "" 0 "" {TEXT 200 51 "
SMYVTJSU UYLAESEYV YUCDTAK SUR FKYTV VSUG NVRYV SVY" }}{PARA 0 "" 0 ""
 {TEXT 200 16 "JDNAYDQ VYDSFYR." }}{PARA 0 "" 0 "" {TEXT 200 0 "" }}}
{EXCHG {PARA 0 "> " 0 "" {MPLTEXT 1 0 18 "with(StringTools):" }}}
{EXCHG {PARA 0 "> " 0 "" {MPLTEXT 1 0 157 "p47 := \"MYTKI JIRUL AZOAH \+
MIJAC UYGII JIUJA CHETR JMRUY MJFAG RMRPJ FTMEX ALAZU YMRQM OAZEX OAZR
U ARTRI TGELG IJHAR JITJU AVYMO YVTLV IFMPY UXIOM XIUAP A\";" }}}
{EXCHG {PARA 0 "> " 0 "" {MPLTEXT 1 0 26 "CharacterFrequencies(p47);" 
}}}{EXCHG {PARA 0 "> " 0 "" {MPLTEXT 1 0 36 "m1 := CharacterMap(\"I\",
\"e\",p47);" }}}{EXCHG {PARA 0 "> " 0 "" {MPLTEXT 1 0 43 "m2 := Charac
terMap(\"UYGJ\", \"thrs\", m1);" }}}{EXCHG {PARA 0 "> " 0 "" {MPLTEXT 
1 0 35 "m3 := CharacterMap(\"R\",\"n\",m2);" }}}{EXCHG {PARA 0 "> " 0 
"" {MPLTEXT 1 0 35 "m4 := CharacterMap(\"M\",\"i\",m3);" }}}{EXCHG 
{PARA 0 "> " 0 "" {MPLTEXT 1 0 41 "m5 := CharacterMap(\"FAP\", \"mog\"
, m4);" }}}{EXCHG {PARA 0 "> " 0 "" {MPLTEXT 1 0 43 "m6 := CharacterMa
p(\"TKLZ\", \"avyu\", m5);" }}}{EXCHG {PARA 0 "> " 0 "" {MPLTEXT 1 0 
41 "m7 := CharacterMap(\"OHC\", \"cpf\", m6);" }}}{EXCHG {PARA 0 "> " 
0 "" {MPLTEXT 1 0 43 "m8 := CharacterMap(\"EXQV\", \"ldkw\", m7);" }}}
{EXCHG {PARA 0 "> " 0 "" {MPLTEXT 1 0 0 "" }}}}
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