HP 39GS hp 39gs_user's guide_English_E_HDPMG39AE13.pdf - Page 185

Home variables, Available names - libraries memory

Page 185 highlights

Home variables It is not possible to store data of one type in a variable of another type. For example, you use the Matrix catalog to create matrices. You can create up to ten matrices, and you can store these in variables M0 to M9. You cannot store matrices in variables other than M0 to M9. Category Available names Complex Z0 to Z9 For example, (1,2) Z0 or 2+3i Z1. You can enter a complex number by typing (r,i), where r represents the real part, and i represents the imaginary part. Graphic G0 to G9 See"Graphic commands" on page 18-21 for more information on storing graphic objects via programming commands. See "To store into a graphics variable" on page 17-5 for more information on storing graphic object via the sketch view. Library Aplet library variables can store aplets that you have created, either by saving a copy of a standard aplet, or downloading an aplet from another source. List L0 to L9 For example, {1,2,3} L1. Matrix M0 to M9 can store matrices or vectors. For example, [[1,2],[3,4]] M0. Modes Modes variables store the modes settings that you can configure using MODES. Notepad Notepad variables store notes. Program Program variables store programs. Real A to Z and θ. For example, 7.45 A. Variables and memory management 14-7

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Variables and memory management
14-7
Home variables
It is not possible to store data of one type in a variable of
another type. For example, you use the Matrix catalog to
create matrices. You can create up to ten matrices, and
you can store these in variables M0 to M9. You cannot
store matrices in variables other than M0 to M9.
Cate-
gory
Available names
Complex
Z0 to Z9
For example,
(1,2)
Z0 or
2+3
i
Z1. You can enter a complex
number by typing
(r,i)
, where
r
represents
the real part, and
i
represents the
imaginary part.
Graphic
G0 to G9
See“Graphic commands” on page
18-21
for more information on storing graphic
objects via programming commands. See
“To store into a graphics variable” on
page 17-5 for more information on
storing graphic object via the sketch view.
Library
Aplet library variables can store aplets
that you have created, either by saving a
copy of a standard aplet, or downloading
an aplet from another source.
List
L0 to L9
For example, {1,2,3}
L1.
Matrix
M0 to M9 can store matrices or vectors.
For example, [[1,2],[3,4]]
M0.
Modes
Modes variables store the modes settings
that you can configure using
MODES
.
Notepad
Notepad variables store notes.
Program
Program variables store programs.
Real
A to Z and
θ.
For example, 7.45
A.