It
stands for FORmulaTRANslation. FORTRAN was developed in the 1950-s by a team of IBM
programmers
led by John Backus and released in 1957.Fifty years later, FORTRAN remains the
programming
language of choice for large-scale numerical calculations in science and engineering.
FORTRAN
was the world's first high-level programming language. It is not a case
sensitive language.
IMPORTANT KEY POINTS
Ø
File
name must be start from an Alphabet.
Ø
Variable
name must be start from an Alphabet.
Ø
Back
slash (
\ ) is used for division in Fortran.
Ø
Double
asterisk ( ** ) is
used for power. e.g.
= 2 ** 3
Ø
I,J,K,L,M,N are by default integer variables.
IN MATHEMATICS | IN FORTRAN
<
=
.LT.
≤
=
.LE.
>
=
.GT.
≥ =
.GE.
=
=
.EQ.
≠
=
.NE.
AND , OR , NOT = .AND. .OR. .NOT.
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