UNIX for Dummies Questions & Answers

#!/bin/ksh
if [ "${TOT_PRINCIPAL_BALANCE_DOLLARS}" -eq "${COMP_PRINCIPAL_BALANCE_DOLLARS}" ]
then
        ((i+=1))
        ARR[$i]="Principal Balance Dollars For Uninum($UNINUM): ${TOT_PRINCIPAL_BALANCE_DOLLARS} Doesn't Match With ${COMP_PRINCIPAL_BALANCE_DOLLARS}, Difference is: $((${TOT_PRINCIPAL_BALANCE_DOLLARS}-${COMP_PRINCIPAL_BALANCE_DOLLARS}))"
fi


if [ "${TOT_PD_RATING_VALUES}" -eq "${COMP_PD_RATING_VALUES}" ]
then
        ((i+=1))
        ARR[$i]="PD Rating Values For Uninum($UNINUM): ${TOT_PD_RATING_VALUES} Doesn't Match With ${COMP_PD_RATING_VALUES}, \
                        Difference is: $((${TOT_PD_RATING_VALUES}-${COMP_PD_RATING_VALUES}))"
fi

if [ ${#ARR[*]} -gt 0 ]
then
        logit "Array is not empty"
        printf "%s\n" "${ARR[@]}" | mailx -s "ALERT: Hash Total Comparision Inconsistencies" "${EMAIL_LIST}"
else
        logit "Array is empty, Email Will Not Be Sent Out As The Hash Total Comparisions Is Successfull"
fi

Loan Row Count For Uninum(710119): 1311 Doesn't Match With 1312, Difference is: -1 Book Value Dollars For Uninum(610000): 11130853744.9 Doesn't Match With 11130853744.96, Difference is: -0.0599999995902180672 Principal Balance Dollars For Uninum(710056): 183498285 Doesn't Match With 183498286.85, Difference is: -1.85000000000582077 PD Rating Values For Uninum(710122): 12500 Doesn't Match With 12498, Difference is: 2

[Tue Jul  9 09:56:07 EDT 2013] - Loan Row Count For Uninum(710119): 1311 Doesn't Match With 1312,                               Difference is: -1
[Tue Jul  9 09:56:07 EDT 2013] - Book Value Dollars For Uninum(710119): 519090514.68 Matches With 519090514.68
[Tue Jul  9 09:56:07 EDT 2013] - Principal Balance Dollars For Uninum(710119): 513703522.97 Matches With 513703522.97
[Tue Jul  9 09:56:07 EDT 2013] - PD Rating Values For Uninum(710119): 8903 Matches With 8903
[Tue Jul  9 09:56:07 EDT 2013] - Loan Row Count For Uninum(610000): 4026 Matches With 4026
[Tue Jul  9 09:56:07 EDT 2013] - Book Value Dollars For Uninum(610000): 11130853744.9 Doesn't Match With 11130853744.96,                        Difference is: -0.0599999995902180672
[Tue Jul  9 09:56:07 EDT 2013] - Principal Balance Dollars For Uninum(610000): 11092468530.32 Matches With 11092468530.32
[Tue Jul  9 09:56:07 EDT 2013] - PD Rating Values For Uninum(610000): 26749 Matches With 26749
[Tue Jul  9 09:56:07 EDT 2013] - Loan Row Count For Uninum(710056): 635 Matches With 635