Texas Instruments TI-83-Plus User Manual

106 Chapter 2: TI-83 Plus Specific Information
TI-83 Plus Developer Guide Third Release May 28, 2002
Routine Function
CYtoX FPS1/FPST^OP1/OP2
CXrootY FPS1/FPST^((OP1/OP2)^ negative 1)
CEtoX e^(OP1/OP2)
CTenX 10^(OP1/OP2)
CLN LN(OP1/OP2)
CLog log(OP1/OP2)
Table 2.22: Complex Math Power and Logarithmic Math Functions
Routine Function
CAbs OP1 = abs(OP1/OP2)
Conj Conj(OP1/OP2)
Angle OP1 = Angle(OP1/OP2)
CIntgr Intgr(OP1/OP2)
CTrunc integer part(OP1/OP2)
CFrac fractional part(OP1/OP2)
RToP (OP1/OP2) rectangular to polar
PToR (OP1/OP2) polar to rectangular
ATan2
OP1 — ATan2(OP1/OP2) where OP1 = imaginary part,
OP2 = real part of complex
ATan2Rad Same as ATan2 except force results to radian mode
Table 2.23: Complex Math Miscellaneous Math Functions

Texas Instruments TI-83-Plus Specifications

General

Display Type	LCD
Display Resolution	96 x 64 pixels
Power Source	4 AAA batteries
Programming Language	TI-BASIC, Z80 Assembly
Backup Power	CR1616 or CR1620 lithium battery
RAM	24 KB
Processor	Zilog Z80
Weight	7.4 oz (210 g) with batteries
Dimensions	7.3 x 3.5 x 0.9 inches