HP 49g+ User Manual

Page 14-8
Thus, c
0
= 1/3, c
1
= (π⋅i+2)/π
2
, c
2
= (π⋅i+1)/(2π
2
).
The Fourier series with three elements will be written as
g(t) ≈ Re[(1/3) + (π⋅i+2)/π
2
⋅exp(i⋅π⋅t)+ (π⋅i+1)/(2π
2
)⋅exp(2⋅i⋅π⋅t)].
Reference
For additional definitions, applications, and exercises on solving differential
equations, using Laplace transform, and Fourier series and transforms, as well
as numerical and graphical methods, see Chapter 16 in the calculator’s
User’s Guide.

HP 49g+ Specifications

General

Display Type	LCD
Display Size	131 x 80 pixels
Power	4 AAA batteries
Type	Graphing calculator
Programming	RPL, System RPL
Dimensions	18.7 x 8.7 x 3.9 cm (7.4 x 3.4 x 1.5 in)
Weight	215 g