Changeset 3754ca in git for Singular/LIB/realrad.lib


Ignore:
Timestamp:
Apr 15, 2009, 1:28:08 PM (15 years ago)
Author:
Frank Seelisch <seelisch@…>
Branches:
(u'spielwiese', '4a9821a93ffdc22a6696668bd4f6b8c9de3e6c5f')
Children:
a6606e6cba9689ecbcc4e27ac00fb8c1deabd128
Parents:
40c648539a84cb2dc36e46b6b6c84deeb21e393b
Message:
minor textual changes prior to 3-1-0


git-svn-id: file:///usr/local/Singular/svn/trunk@11714 2c84dea3-7e68-4137-9b89-c4e89433aadc
File:
1 edited

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  • Singular/LIB/realrad.lib

    r40c648 r3754ca  
    11///////////////////////////////////////////////////////////////////////////////
    2 version="$Id: realrad.lib,v 1.7 2008-12-12 11:26:34 Singular Exp $";
     2version="$Id: realrad.lib,v 1.8 2009-04-15 11:15:06 seelisch Exp $";
    33category="real algebra";
    44info="
     
    180180 list prim,prepared,nonshape,realu;
    181181 int r;//counter
    182  int l;//number of first poly with degree >1 or even
     182 int l;//number of first polynomial with degree >1 or even
    183183 l=size(j);
    184184 for (r=1;r<=l;r++)
     
    436436//////////////////////////////////////////////////////////////////////////////
    437437proc realpoly(poly f)
    438 "USAGE:    realpoly(f); a univariate poly f;
     438"USAGE:    realpoly(f); a univariate polynomial f;
    439439RETURN:    poly f, where f is the real part of the input f
    440440EXAMPLE:   example realpoly; shows an example"
     
    542542   }
    543543   //search for a p in Q[x_n] such that f is pos. sem. definite
    544    //iff for every isolating setting S={a_1,...,a_r} holds that
     544   //if and only if for every isolating setting S={a_1,...,a_r} holds that
    545545   //every f(x_1,..,x_n-1, a_i) is positiv semidefinite
    546546   //recursion of variables
     
    795795        in the Bernstein basis pf lr=(l,r) an a number m in Q
    796796 RETURN:a list erg=erg1,erg2 s.th. erg1=erg1[1],erg[2] and erg1[1] are
    797         the bernstein coefficients of P wrt to erg1[2]=(l,m) and erg2[1]
     797        the bernstein coefficients of P w.r.t. to erg1[2]=(l,m) and erg2[1]
    798798        is one for erg2[2]=(m,r)
    799799 EXAMPLE: Bernsteincoefficients shows no example
     
    10461046static proc search_first(ideal j,int start, int i)
    10471047"USAGE:    searchfirst(j, start, i);
    1048            id a reduced groebner basis wrt lex
     1048           id a reduced groebner basis w.r.t. lex
    10491049RETURN:    if i=1 then turns the number of the first non univariate entry
    10501050           with order >1 in its leading term after start
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