Radio Shack TRS-80 PC-3 Owner's Manual page 235

ReSerVe mode
Relational expressions
Remote On/off
SGN
SH 1FT key
SIN
SQR
STOP
STR$
Scientific notation
Square root
Statements
String expressions
String variables
Subroutines
TAN
TROFF
TRON
Tape
Templates
Trou bleshooti ng
USING
VAL
Variables
74
51
79
181
24
181
181
168
186
41
181
59
50
47
134
182
169
170
87
76
207
171
186
45
Verbs
WAIT
239
97, 117
173