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118 Appendix A: Tables and Reference Information
DrawF expression Draws expression (in terms
of X) on the graph.
y <
DRAW
6:DrawF
DrawInv
expression Draws the inverse of
expression by plotting
X
values on the y-axis and Y
values on the x-axis.
y <
DRAW
8:DrawInv
:DS<(
variable,value)
:
commandA
:commands
Decrements variable by 1;
skips commandA if variable
< value.
†
CTL
B:DS<(
e^(
power) Returns e raised to power. y J
e^(list) Returns a list of e raised
to a list of powers.
y J
Exponent:
valueâexponent
Returns value times 10 to
the exponent.
y D
Exponent:
listâexponent
Returns list elements times
10 to the exponent.
y D
Exponent:
matrixâexponent
Returns matrix elements
times 10 to the exponent.
y D
4
Eff(nominal rate,
compounding periods)
Computes the effective
interest rate.
Π1:Finance
CALC
C:4Eff(
Else
See If:Then:Else
End
Identifies end of For(,
If-Then-Else, Repeat, or
While loop.
†
CTL
7:End
Eng
Sets engineering display
mode.
† z
Eng
Equ
4String(Y= var,Strn) Converts the contents of
a Y= var to a string and
stores it in Strn.
y N
Equ4String(
expr(
string) Converts string to an
expression and executes
it.
y N
expr(
Function or Instruction/
Arguments
Result
Key or Keys/Menu
or Screen/Item