TI-83 Plus CATALOG, Strings, Hyperbolic Functions 491
Equ4String(
Equ4String( converts to a string an equation that is stored to any VARS
Y.VARS variable. Y
n
contains the equation. Str
n
(from Str1 to Str9, or Str0)
is the string variable to which you want the equation to be stored as a
string.
Equ4String(Y
n
,Str
n
)
expr(
expr( converts the character string contained in string to an expression
and executes it. string can be a string or a string variable.
expr(string)