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12: The Equation Solver 169
File name : 17BII-Plus-Manual-E-PRINT-030709 Print data : 2003/7/11
Table 12-2. Solver Functions for Equations
Function Description
ABS(x) Absolute value of x.
ALOG(x) Common (base 10) antilogarithm;
10
x
.
CDATE Current date.
CTIME Current time.
DATE(d1:n) The date n days after (when n is
positive) or before (when n is
negative) date d1. The format for d1
is set in the TIME/SET menu.
DDAYS(d1:d2:cal) Number of days between dates d1
and d2. Formats for d1 and d2 are
set in the TIME menu; cal designates
the calendar:
! cal ＝ 1 for the actual calendar,
which recognizes leap years.
! cal ＝ 2 for the 365-day
calendar, which ignores leap
years.
! cal ＝ 3 for the 360-day
calendar, which uses 12, 30-day
months.
EXP(x) Natural antilogarithm; e
x
.
EXPM1(x) e
x
－1.
FACT(x) x!; factorial of a positive integer.
FLOW(CFLO-listname:flow#) Value of the specified cash flow.
FP(x) Fractional part of x.