Table of Contents
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Index
ACCEPT
Statement .................................. 33
ACCEPT TAPE
Statement ... . . . . . . . . . . . . . . . . . . . . . . . . . .. 34
Adding Subroutines .................................. 61
Additional Core Storage, Modification for .............. " 71
Alphameric Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 40
Analysis of the
FORTRAN
Program, Part 4 . . . . . . . . . . . . . . . .. 58
Arithmetic Statements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 18
Arithmetic Symbols . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 18
Arra ys ....... , .. , ...... , . . . . . . . . . . . . . . . . . . . . . . . . . .. 17
Blank Field Specification ............................ " 41
Block Diagramming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 44
Card Form,
FORTRAN . . . . . , . • . • • . • . . . . . . . . . . . . . . . • . . ..
12
Card,
IBM . . . • • . . . . . . . . . , . . . . . • . . . . . • . . . . . . . . . . . . . • .
10
Card Input, 1620 Opera1:ing Principles ................. "
~9
Coding Fornl ...................... , ............... .
Compiler, Loading ... , ........... , .................. .
Compiler Program, Format of ....................... 66,
Compiling the Source Program ........................ .
Computed
GO TO . . . . . . . • . . . . , . . • . . . . . . . . . . . . . . . . . . . .
Console ................ , .......................... .
Constants
CONTINUE
Statement ................................ .
Control Statements ................................. .
Unconditional
GO TO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Computed
GO TO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . • . .
IF
. . . . . . . . . . . . . . . . . . . • . . . . . . • . . . . • • . . . . . . . . • . . . .
IF (SENSE SWITCH) . . . . • . . . . • . . • • . . • • . . • . . • . . . • • . . .
PAUSE
.........................................
'
..
STOP
DO
CONTINUE . . . • . "
. . . • . . . . • . "
. . . . . . . "
. "
. . . . '"
.•
END . . . . . . . . . . . • . . . . . . . . . . . . . . . . . . . . . . • . . . . . . . . . .
Correcting
FORTRAN
Tapes ........................... .
Diagramming Symbols .............................. .
DIMENSION
Statement ., ............................. .
DO
Statement
11
52
68
52
24
91
14
30
22
23
24
25
25
26
26
26
30
31
69
44
43
26
DO
Statement, Restrictions on . . . . . . . . . . . . . . . . . . . . . . . . .. 30
Duplicating Tapes ................................. " 69
END
Statement .................................... " 31
Error Analysis, Pre-Compiler Program ................. " 75
Error Analysis, Source Program ...................... " 54
Error Analysis,
SUBROUTINES . • . . • . . • • • • . . . . . . . . . . • . . . .
59
Error Codes, Pre-Compiler Program ., ................ " 72
Execution of the Object Program ....................... 55
Expressions ........................................ 18
Fixed Point Arithmetic ............................. "
13
Fixed Point Constants . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 14
Fixed Point Variables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 15
Floating Point Accumulator
(FAC) . . . . . . • . • • . • . • . . • . . . . .
59
Floating Point Arithmetic . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 12
Floating Point Constants ............................ "
14
Floating Point Variables . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 15
FORMAT
Statement .................................. 35
FORTRAN
Arithmetic ................................. 21
FORTRAN
Pre-Compiler Program, Part 5 ............... " 72
Functions .......................................... 21
GO TO,
Computed ... , .............................. , 24
GO TO,
Unconditional ... . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 23
106
IF
Statement ....................................... 25
IF (SENSE SWITCH)
Statement ........................ 25
Index Values,
DO
Statement . . . . . . . . . . . . . . . . . . . . . . . . . .. 30
Input Data, Typewriter ............................. " 56
Input/Output Statements ., .......................... .
READ . . . . . . . . . . . • . . . • . . . • • . • • • • . • . • • • . • . • • . • • • • • .
ACCEPT . • . . • . • . . • . . • . . • . . . • . • . . . • • • • • . . . . . • . . . . . .
ACCEPT TAPE . . . . • . . . . . . . . . . . . • • . . • • . • • . . • . . • . . . • .
PUNCH
. . . . . . . . . . . . . . . . . . • . . • . . . . • . • . . • • • • • • . • . . .
TYPE
PUNCH TAPE . • • . . . . . . . . . • . . • . • • . • • . • • . • . . • . . • . . • . •
PRINT
• . • . • • . . . . • • . . . . . . . . • . • . • . • • • • . . . • . . . • . . . . .
Input Specifications, Example ........ ~ ............... .
Interpreting Errors, Pre-Compiler Program .............. .
33
33
33
34
34
34
34
34
35
76
Loading Subroutines ............................... " 53
Loading the Compiler .............................. " 52
Mode, Fixed Point - Floating Point ................... " 20
Modifying
FORTRAN
for Additional Core Storage ........ " 71
Naming Variables ................................. "
15
Object Program, Definition ...........................
7
Object Program, Execution of . . . . . . . . . . . . . . . . . . . . . . . .. 55
Object Program, Format of ......................... 67, 69
Object Program, Producing the. . . . . . . . . . . . . . . . . . . . . . . .. 51
Operating Keys and Lights, Card Read Punch . . . . . . . . . . .. 89
Operating Keys and Lights, Console .................. " 91
Operating Keys and Lights, Printer . . . . . . . . . . . . . . . . . . .. 96
Operating Switches and Lights, Paper Tape Reader. . . . . . .. 88
Operating Principles, Part 3 ........................... 51
Operating Principles, 1620 ............................ 83
Operation Symbols .................................. 18
Output Specifications, Example ...................... " 38
Paper Tape, Description of . . . . . . . . . . . . . . . . . . . . . . . . . . .. 10
Paper Tape Input, 1620 Operating Principles ........... " 84
Paper Tape Punch ................................. " 85
Paper Tape Reader .................................. 86
Parentheses, Correct Use of ......................... " 20
PAUSE
Statement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 26
Pre-Compiler Program, Description of . . . . . . . . . . . . . . . . . .. 72
Pre-Compiler Program, Format of . . . . . . . . . . . . . . . . . . . . .. 78
Pre-Compiler Program, Processing with ................. 77
Preservation of Index Values . . . . . . . . . . . . . . . . . . . . . . . . .. 30
Printer Output, 1620 Operating Principles ............... 95
PRINT
Statement .................................... 34
Printing Multiple Lines .............................. , 42
Processor, Definition of .............................. ,
7
Program, Example of ................................. 44
Program Summary, Pre-Compiler Program .............. , 75
Program Testing .................................... 49
Program Verification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 49
PUNCH
Statement.................................... 34
PUNCH TAPE
Statement ............................... 34
READ
Statement .................................... , 33
Restart Procedures, Pre-Compiler Program . . . . . . . . . . . . . .. 75
Rules for Forming Expressions. . . . . . . . . . . . . . . . . . . . . . . .. 19
Sample Program .................................... 44
Source Program .................................... ,
7
Source Program Errors .............................. , 54
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