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Professional Programmers Guide to Fortran77: by Clive G. Page

By Page, Clive G.

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Book Id: WPLBN0000659733
Format Type: PDF eBook
File Size: 797.72 KB
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Title: Professional Programmers Guide to Fortran77: by Clive G. Page  
Author: Page, Clive G.
Volume:
Language: English
Subject: Government publications, National Aeronautics and Space Administration (U.S.), NASA reference publication
Collections: NASA Publication Collection
Historic
Publication Date:
Publisher: National Aeronautics and Space Administration Publication

Citation

APA MLA Chicago

G, P. C. (n.d.). Professional Programmers Guide to Fortran77. Retrieved from http://www.worldebookfair.com/


Excerpt
Description: This document contains information regarding topics such as Character Substrings, Character Expressions, and Character Assignment Statements...

Table of Contents
Contents 1 What IsFortran? 5 1.1 Early Development . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 1.2 Standardization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 1.3 Strengths andWeaknesses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 1.4 Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 2 Basic Fortran Concepts 8 2.1 Statements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 2.2 Expressions and Assignments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 2.3 Integer and Real Data Types . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 2.4 DO Loops . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 2.5 Formatted Output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 2.6 Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 2.7 IF-blocks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 2.8 Arrays . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 3 Fortran in Practice 16 3.1 The Fortran System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 3.2 Creating the Source Code . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 3.3 Compiling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 3.4 Linking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 3.5 ProgramDevelopment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 4 Program Structure and Layout 21 4.1 The Fortran Character Set . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 4.2 Statements and Lines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 4.3 ProgramUnits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 4.4 Statement Types and Order . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 4.5 Symbolic Names . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 4.6 PROGRAM Statement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 4.7 END Statement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 5 Constants, Variables, and Arrays 28 5.1 Data Types . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 5.2 Constants . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32 5.3 Specifying Data Type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33 5.4 Named Constants . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36 5.5 Variables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38 5.6 Arrays . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38 6 Arithmetic 40 6.1 Arithmetic Expressions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41 6.2 Arithmetic Intrinsic Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45 6.3 Arithmetic Assignment Statements . . . . . . . . . . . . . . . . . . . . . . . . . . 47 7 Character Handling and Logic 48 7.1 Character Facilities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48

 

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