Module 515 in TOMS

• TOMS Information

• Components
  • Fullsource from NETLIB

515

 
COMB: a Fortran subroutine which generates a vector from a lexicographical
index. That is, let C1, C2, ... Cm be the set of combinations of n items taken p at a
time arranged in lexographical order. Given an integer i, this routine finds Ci.
(See B.P. Buckles and M. Lybanon, ACM TOMS 3 (1977) pp. 180-182.).
 
Classes  :  B .  Number theory
            C1 . Integer-valued functions (e.g., factorial, binomial
               coefficient, permutations, combinations, floor, ceiling)
 
Type     : Fortran software in TOMS collection.
Access   : Some uses prohibited. Portable.
Precision: Single.
 
Usage    : CALL COMB (N, P, L, C)
 
Details  : Fullsource
Sites    : (1) NETLIB
 

Implementation of 515 from TOMS on NETLIB

 
NETLIB:    Public access repository, The University of Tennessee at
           Knoxville and Bell Laboratories
 
Precision: Single.
 
You may access components from NETLIB outside GAMS as follows.
 
   Fullsource   : echo "send 515 from toms" | mail netlib@ornl.gov