mirror of
https://github.com/lcn2/calc.git
synced 2025-08-16 01:03:29 +03:00
db77e29a23
Converted all ASCII tabs to ASCII spaces using a 8 character tab stop, for all files, except for all Makefiles (plus rpm.mk). The `git diff -w` reports no changes.
58 lines
1.6 KiB
Plaintext
58 lines
1.6 KiB
Plaintext
NAME
|
|
ilog - floor of logarithm to specified integer base
|
|
ilogn - floor of logarithm to specified integer base
|
|
|
|
SYNOPSIS
|
|
ilog(x, b)
|
|
ilogn(x, b)
|
|
|
|
TYPES
|
|
x nonzero real
|
|
b integer greater than 1
|
|
|
|
return integer
|
|
|
|
DESCRIPTION
|
|
Returns the greatest integer n for which b^n <= abs(x).
|
|
|
|
The ilogn function is an alias for ilog.
|
|
|
|
EXAMPLE
|
|
; print ilog(2, 3), ilog(8, 3), ilog(8.9, 3), ilog(1/8, 3)
|
|
0 1 1 -2
|
|
|
|
; print ilogn(2, 3), ilogn(8, 3), ilogn(8.9, 3), ilogn(1/8, 3)
|
|
0 1 1 -2
|
|
|
|
LIMITS
|
|
x > 0
|
|
b > 1
|
|
|
|
LINK LIBRARY
|
|
long zlog(ZVALUE x, ZVALUE b)
|
|
|
|
SEE ALSO
|
|
ilog10, ilog2, ln, log, log2, logn
|
|
|
|
## Copyright (C) 1999,2023 Landon Curt Noll
|
|
##
|
|
## Calc is open software; you can redistribute it and/or modify it under
|
|
## the terms of the version 2.1 of the GNU Lesser General Public License
|
|
## as published by the Free Software Foundation.
|
|
##
|
|
## Calc is distributed in the hope that it will be useful, but WITHOUT
|
|
## ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
|
|
## or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General
|
|
## Public License for more details.
|
|
##
|
|
## A copy of version 2.1 of the GNU Lesser General Public License is
|
|
## distributed with calc under the filename COPYING-LGPL. You should have
|
|
## received a copy with calc; if not, write to Free Software Foundation, Inc.
|
|
## 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
|
|
##
|
|
## Under source code control: 1995/10/25 04:03:45
|
|
## File existed as early as: 1995
|
|
##
|
|
## chongo <was here> /\oo/\ http://www.isthe.com/chongo/
|
|
## Share and enjoy! :-) http://www.isthe.com/chongo/tech/comp/calc/
|