LOG10 — Base 10 logarithm function#

LOG10(X)#

LOG10(X) computes the base 10 logarithm of X.

Parameters

X – The type shall be REAL.

Returns

The return value is of type REAL or COMPLEX. The kind type parameter is the same as X.

Standard:

Fortran 77 and later

Class:

Elemental function

Syntax:
RESULT = LOG10(X)
Example:
program test_log10
  real(8) :: x = 10.0_8
  x = log10(x)
end program test_log10
Specific names:

Name

Argument

Return type

Standard

ALOG10(X)

REAL(4) X

REAL(4)

Fortran 77 and later

DLOG10(X)

REAL(8) X

REAL(8)

Fortran 77 and later