]> www.ginac.de Git - ginac.git/commitdiff
subs_no_pattern -> no_pattern, subs_algebraic -> algebraic
authorChristian Bauer <Christian.Bauer@uni-mainz.de>
Mon, 21 Jul 2003 17:21:23 +0000 (17:21 +0000)
committerChristian Bauer <Christian.Bauer@uni-mainz.de>
Mon, 21 Jul 2003 17:21:23 +0000 (17:21 +0000)
doc/tutorial/ginac.texi

index f9d7adda2fbef0f7e609a635315236ed772cf599..e7515f793c400348c50bd8e8f64508d27f0b93a5 100644 (file)
@@ -3199,9 +3199,9 @@ contain the same number of elements). Using this form, you would write
 
 The optional last argument to @code{subs()} is a combination of
 @code{subs_options} flags. There are two options available:
-@code{subs_options::subs_no_pattern} disables pattern matching, which makes
+@code{subs_options::no_pattern} disables pattern matching, which makes
 large @code{subs()} operations significantly faster if you are not using
-patterns. The second option, @code{subs_options::subs_algebraic} enables
+patterns. The second option, @code{subs_options::algebraic} enables
 algebraic substitutions in products and powers.
 @ref{Pattern Matching and Advanced Substitutions}, for more information
 about patterns and algebraic substitutions.
@@ -3509,7 +3509,7 @@ The last example would be written in C++ in this way:
 @end example
 
 @subsection Algebraic substitutions
-Supplying the @code{subs_options::subs_algebraic} option to @code{subs()}
+Supplying the @code{subs_options::algebraic} option to @code{subs()}
 enables smarter, algebraic substitutions in products and powers. If you want
 to substitute some factors of a product, you only need to list these factors
 in your pattern. Furthermore, if an (integer) power of some expression occurs
@@ -3521,41 +3521,41 @@ An example clarifies it all (hopefully):
 
 @example
 cout << (a*a*a*a+b*b*b*b+pow(x+y,4)).subs(wild()*wild()==pow(wild(),3),
-                                        subs_options::subs_algebraic) << endl;
+                                        subs_options::algebraic) << endl;
 // --> (y+x)^6+b^6+a^6
 
-cout << ((a+b+c)*(a+b+c)).subs(a+b==x,subs_options::subs_algebraic) << endl;
+cout << ((a+b+c)*(a+b+c)).subs(a+b==x,subs_options::algebraic) << endl;
 // --> (c+b+a)^2
 // Powers and products are smart, but addition is just the same.
 
-cout << ((a+b+c)*(a+b+c)).subs(a+b+wild()==x+wild(), subs_options::subs_algebraic)
+cout << ((a+b+c)*(a+b+c)).subs(a+b+wild()==x+wild(), subs_options::algebraic)
                                                                       << endl;
 // --> (x+c)^2
 // As I said: addition is just the same.
 
-cout << (pow(a,5)*pow(b,7)+2*b).subs(b*b*a==x,subs_options::subs_algebraic) << endl;
+cout << (pow(a,5)*pow(b,7)+2*b).subs(b*b*a==x,subs_options::algebraic) << endl;
 // --> x^3*b*a^2+2*b
 
-cout << (pow(a,-5)*pow(b,-7)+2*b).subs(1/(b*b*a)==x,subs_options::subs_algebraic)
+cout << (pow(a,-5)*pow(b,-7)+2*b).subs(1/(b*b*a)==x,subs_options::algebraic)
                                                                        << endl;
 // --> 2*b+x^3*b^(-1)*a^(-2)
 
-cout << (4*x*x*x-2*x*x+5*x-1).subs(x==a,subs_options::subs_algebraic) << endl;
+cout << (4*x*x*x-2*x*x+5*x-1).subs(x==a,subs_options::algebraic) << endl;
 // --> -1-2*a^2+4*a^3+5*a
 
 cout << (4*x*x*x-2*x*x+5*x-1).subs(pow(x,wild())==pow(a,wild()),
-                                subs_options::subs_algebraic) << endl;
+                                subs_options::algebraic) << endl;
 // --> -1+5*x+4*x^3-2*x^2
 // You should not really need this kind of patterns very often now.
 // But perhaps this it's-not-a-bug-it's-a-feature (c/sh)ould still change.
 
 cout << ex(sin(1+sin(x))).subs(sin(wild())==cos(wild()),
-                                subs_options::subs_algebraic) << endl;
+                                subs_options::algebraic) << endl;
 // --> cos(1+cos(x))
 
 cout << expand((a*sin(x+y)*sin(x+y)+a*cos(x+y)*cos(x+y)+b)
         .subs((pow(cos(wild()),2)==1-pow(sin(wild()),2)),
-                                subs_options::subs_algebraic)) << endl;
+                                subs_options::algebraic)) << endl;
 // --> b+a
 @end example