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calc/help/ltol
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NAME
ltol - "leg to leg", third side of a right-angled triangle with
unit hypotenuse, given one other side
SYNOPSIS
ltol(x, [,eps])
TYPES
x real
eps nonzero real, defaults to epsilon()
return real
DESCRIPTION
Returns sqrt(1 - x^2) to the nearest multiple of eps.
The default value for eps is epsilon().
EXAMPLE
; print ltol(0.4, 1e-6), hypot(0.5, 1e-6)
0.6 0.866025
LIMITS
abs(x) <= 1
eps != 0
LINK LIBRARY
NUMBER *qlegtoleg(NUMBER *q1, *epsilon, BOOL wantneg)
SEE ALSO
hypot
## Copyright (C) 1999,2021,2023 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: 1995/10/05 04:52:27
## 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/