INDEX INDEX ABS 4-1 alphanumeric B-1 Altair BASIC 1 AND 6-1, B-2 angles 1-1 append from cassette 3-1 in edit mode 2-2 ASC 4-1 ASSIGN 3-1 ATN 4-1 BASIC texts K BGET 3-1 BLOAD 3-1 BPUT 3-1 brackets 1-1 branch 3-3 BSAVE 3-1 bugs I BYE 2-1 CALL 4-1 cassette E-1 CHANGE 2-1 change 2-2 CHANNEL 3-1 CHECK 3-1 CHR$ 4-1 CLEAR 2-1 CLOSE 3-2 colon 1-1, 2-1 commands 2-1,2 comparisons L constant B-1 CONT 2-1 control characters 1-1, B-1 COS 4-1 DATA 3-2,5 DEF 3-2 definitions B delete characters 2-2 DELETE lines 2-1 DO 5-1 DIM 3-2 Direct Mode 1-1 DISK 5-1 DROP 3-2 EDIT 2-2 Edit Mode 1-1, 2-2 ELSE 3-3 END 3-2, 2-1 ENTER 2-1 Entry Mode 1-1, 2-1 EOF 4-1 ERASE 3-2 error codes A examples program G run F execution 2-2 EXP 4-1 expression definition B-1 list B-1 logical B-2 string B-1 false 6-2 FILE 5-2 FILEXISTS 4-1 FOR 3-2,4 FRE 10 formats cassette tape J internal D functions built-in 4-1,2,3,4 special 5-1,2 user-defined 3-2 GET 3-2 GOPROC 3-3 GOSUB 3-3 GOTO 3-3 HEX 4-1 HEX$ 4-2 IF 3-3 INP 4-2 INPUT 3-3 input 3-1,3,4, 4-2, E output 3-1,4,5, E insert characters 2-2 lines 2-1 INT 4-2 internal formats D intrinsic functions 4-1,2,3,4 KILL 3-3 KIND E-2 LEFT$ 4-2 LEN 4-2 LET 3-3 letter B-1 limitations I line descriptors 1-2 LIST 2-1 LOAD 3-4 loading BASIC J LOC 4-2 LOG 4-2 logical device 3-1,2, E-2 operations 3-3, 6-2 operators 6-2, B-2 loop 3-2,4 machine language input/output 3-4, 4-2, E memory access 3-4, 4-2, 4-3 subroutines 4-1,4 MATCH 4-2 memory usage C MID$ 4-2 Modes of Operation 1-1 MOVEBOF 3-4 MOVEEOF 3-4 multiple statements 1-1 NEW 2-2 NEXT 3-4 NOT 6-2, B-2 numeral B-1 numeric constant B-1 numeric expression B-1 OCT 4-3 OCT$ 4-3 ON 3-4 operators arithmetic 6-1 string 6-1 logical 6-2 OR 6-2, B-2 OUT 3-4 peculiarities I PEEK 4-3 physical device 3-1,2, E-2 pointer edit 2-2 internal D POKE 3-4 POS 4-3 power 4-1, 6-1 PRINT 3-4 PROCEDURE 3-5 program examples G publications K PUT 3-5 question mark 2-1, 3-4 random files 5-2 numbers 4-3 READ 3-5,1 RECEIVE 3-5,4 RECORD 5-2 REM 3-5 reserved words H RESET 3-5 RESTORE 3-5,1 return from edit mode 2-2 RETURN 3-5,3 RIGHT$ 4-3 RND 4-3 rubout 1-1, 2-2 RUN 2-2 Run Mode 1-1 sample runs F SAVE 3-5 SEARCH 4-3 search 2-2, 4-2 semicolon 3-3,4 SGN 4-3 SIN 4-3 SPACE$ 4-3 SPC 4-3 special functions 5-1 SQR 4-4 statements 3-1,2,3,4,5 STEP 3-2 STOP 3-5, 2-1 STR$ 4-4 string commands 2-2 definition B-1 functions 4-1,2,3,4 internal format D operators 6-1 statements 3-2,3,4,5 subroutine 3-3,5 SYMBOL 2-2 tab 1-1 TAB 4-4 TAN 4-4 THEN 3-3 TO 3-2 TRMNL E-2 true 6-2 TYPE 5-2 user defined functions 3-2 subroutines 4-1,4 USR 4-4 VAL 4-4 variable assignment 3-1,3,5 definition B-1 list B-2 local 3-5 location 2-2, 4-2 name B-1 representation D WAIT 3-5 WIDTH 3-6