Application Guide

real()
Catalog >
real(Expr1) ⇒ expression
Returns the real part of the argument.
Note: All undefined variables are treated as
real variables. See also imag(), page 89.
real(List1) ⇒ list
Returns the real parts of all elements.
real(Matrix1) ⇒ matrix
Returns the real parts of all elements.
►Rect
Catalog >
Vector ►Rect
Note: You can insert this operator from the
computer keyboard by typing @>Rect.
Displays Vector in rectangular form [x, y,
z]. The vector must be of dimension 2 or 3
and can be a row or a column.
Note: ►Rect is a display-format instruction,
not a conversion function. You can use it
only at the end of an entry line, and it does
not update ans.
Note: See also ►Polar, page 134.
complexValue ►Rect
Displays complexValue in rectangular form
a+bi. The complexValue can have any
complex form. However, an re
iθ
entry
causes an error in Degree angle mode.
Note: You must use parentheses for an
(r∠ θ) polar entry.
In Radian angle mode:
In Gradian angle mode:
In Degree angle mode:
Note: To type ∠ , select itfrom the symbol
list in the Catalog.
Alphabetical Listing 147