- New figure classhierarchy.fig, which we all know, included in...

- ... file ginac.texi.

diff --git a/doc/tutorial/classhierarchy.fig b/doc/tutorial/classhierarchy.fig
index 4a413ea54ae87cd17b201fe08df78a4314f3ec43..f3dff6d3472f67161dfb984f0b657d9539833796 100644 (file)
--- a/doc/tutorial/classhierarchy.fig
+++ b/doc/tutorial/classhierarchy.fig
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+2 1 0 1 0 7 50 0 10 0.000 0 0 -1 1 0 2
+       1 1 1.00 45.00 90.00
+        1665 2385 2475 2070
+2 1 0 1 0 7 50 0 10 0.000 0 0 -1 1 0 2
+       1 1 1.00 45.00 90.00
+        2205 2385 2565 2070
+2 1 0 1 0 7 50 0 10 0.000 0 0 -1 1 0 2
+       1 1 1.00 45.00 90.00
+        585 2385 810 2115
+2 1 0 1 0 7 50 0 10 0.000 0 0 -1 1 0 2
+       1 1 1.00 45.00 90.00
+        1035 2385 810 2115
+2 1 0 1 0 7 50 0 10 0.000 0 0 -1 1 0 2
+       1 1 1.00 45.00 90.00
+        3555 3600 3375 3060
+2 1 0 1 0 7 50 0 10 0.000 0 0 -1 1 0 2
+       1 1 1.00 45.00 90.00
+        3915 3600 3465 3060
+2 1 2 1 0 7 50 0 -1 1.500 0 0 -1 0 1 2
+       1 1 1.00 30.00 75.00
+        2880 2745 3240 2745
+2 1 0 1 0 7 50 0 10 0.000 0 0 -1 1 0 2
+       1 1 1.00 45.00 90.00
+        2115 3600 2700 3330
+2 1 0 1 0 7 50 0 10 0.000 0 0 -1 1 0 2
+       1 1 1.00 45.00 90.00
+        2565 3600 2745 3330
+2 1 0 1 0 7 50 0 10 0.000 0 0 -1 1 0 2
+       1 1 1.00 45.00 90.00
+        2925 3600 2790 3330
+2 1 0 1 0 7 50 0 10 0.000 0 0 -1 1 0 2
+       1 1 1.00 45.00 90.00
+        2700 4950 2835 4635
+2 1 0 1 0 7 50 0 10 0.000 0 0 -1 1 0 2
+       1 1 1.00 45.00 90.00
+        3105 4950 3015 4635
+2 1 2 1 0 7 50 0 -1 1.500 0 0 -1 0 1 4
+       1 1 1.00 30.00 75.00
+        2520 4590 2520 4815 3600 4815 3600 4635
+2 1 2 1 0 7 50 0 -1 1.500 0 0 -1 0 1 4
+       1 1 1.00 30.00 75.00
+        2925 4590 2925 4770 3960 4770 3960 4590
+4 0 0 50 0 0 16 0.0000 4 30 180 4185 4230 ...\001
+4 0 0 50 0 0 16 0.0000 4 30 180 3150 4230 ...\001

diff --git a/doc/tutorial/ginac.texi b/doc/tutorial/ginac.texi
index 346a2955def07a4dbcd65a2083dfbb97699a8627..c85eadabf7611e3696b8e39b410ea15dc0e6a34c 100644 (file)
--- a/doc/tutorial/ginac.texi
+++ b/doc/tutorial/ginac.texi
@@ -707,36 +707,26 @@ mathematical objects, all of which (except for @code{ex} and some
 helpers) are internally derived from one abstract base class called
 @code{basic}.  You do not have to deal with objects of class
 @code{basic}, instead you'll be dealing with symbols, numbers,
-containers of expressions and so on.  You'll soon learn in this chapter
-how many of the functions on symbols are really classes.  This is
-because simple symbolic arithmetic is not supported by languages like
-C++ so in a certain way GiNaC has to implement its own arithmetic.
+containers of expressions and so on.
 
 @cindex container
 @cindex atom
 To get an idea about what kinds of symbolic composits may be built we
-have a look at the most important classes in the class hierarchy.  The
-oval classes are atomic ones and the squared classes are containers.
-The dashed line symbolizes a `points to' or `handles' relationship while
-the solid lines stand for `inherits from' relationship in the class
-hierarchy:
+have a look at the most important classes in the class hierarchy and
+some of the relations among the classes:
 
 @image{classhierarchy}
 
-Some of the classes shown here (the ones sitting in white boxes) are
-abstract base classes that are of no interest at all for the user.  They
-are used internally in order to avoid code duplication if two or more
-classes derived from them share certain features.  An example would be
-@code{expairseq}, which is a container for a sequence of pairs each
-consisting of one expression and a number (@code{numeric}).  What
-@emph{is} visible to the user are the derived classes @code{add} and
-@code{mul}, representing sums of terms and products, respectively.
-@xref{Internal Structures}, where these two classes are described in
-more detail.
-
-At this point, we only summarize what kind of mathematical objects are
-stored in the different classes in above diagram in order to give you a
-overview:
+The abstract classes shown here (the ones without drop-shadow) are of no
+interest for the user.  They are used internally in order to avoid code
+duplication if two or more classes derived from them share certain
+features.  An example is @code{expairseq}, a container for a sequence of
+pairs each consisting of one expression and a number (@code{numeric}).
+What @emph{is} visible to the user are the derived classes @code{add}
+and @code{mul}, representing sums and products.  @xref{Internal
+Structures}, where these two classes are described in more detail.  The
+following table shortly summarizes what kinds of mathematical objects
+are stored in the different classes:
 
 @cartouche
 @multitable @columnfractions .22 .78
@@ -749,8 +739,8 @@ $\pi$
 @math{Pi}
 @end ifnottex
 @item @code{numeric} @tab All kinds of numbers, @math{42}, @math{7/3*I}, @math{3.14159}@dots{}
-@item @code{add} @tab Sums like @math{x+y} or @math{a+(2*b)+3}
-@item @code{mul} @tab Products like @math{x*y} or @math{a*(x+y+z)*b*2}
+@item @code{add} @tab Sums like @math{x+y} or @math{a-(2*b)+3}
+@item @code{mul} @tab Products like @math{x*y} or @math{2*a^2*(x+y+z)/b}
 @item @code{power} @tab Exponentials such as @math{x^2}, @math{a^b}, 
 @tex
 $\sqrt{2}$
@@ -759,15 +749,14 @@ $\sqrt{2}$
 @code{sqrt(}@math{2}@code{)}
 @end ifnottex
 @dots{}
-@item @code{pseries} @tab Power Series, e.g. @math{x+1/6*x^3+1/120*x^5+O(x^7)}
+@item @code{pseries} @tab Power Series, e.g. @math{x-1/6*x^3+1/120*x^5+O(x^7)}
 @item @code{function} @tab A symbolic function like @math{sin(2*x)}
 @item @code{lst} @tab Lists of expressions [@math{x}, @math{2*y}, @math{3+z}]
 @item @code{matrix} @tab @math{n}x@math{m} matrices of expressions
 @item @code{relational} @tab A relation like the identity @math{x}@code{==}@math{y}
-@item @code{color} @tab Element of the @math{SU(3)} Lie-algebra
+@item @code{color}, @code{coloridx} @tab Element and index of the @math{SU(3)} Lie-algebra
 @item @code{isospin} @tab Element of the @math{SU(2)} Lie-algebra
-@item @code{idx} @tab Index of a tensor object
-@item @code{coloridx} @tab Index of a @math{SU(3)} tensor
+@item @code{idx} @tab Index of a general tensor object
 @end multitable
 @end cartouche
 
@@ -2350,11 +2339,13 @@ provided by @acronym{CLN} are much better suited.
 @section Symbolic functions
 
 The easiest and most instructive way to start with is probably to
-implement your own function.  Objects of class @code{function} are
-inserted into the system via a kind of `registry'.  They get a serial
-number that is used internally to identify them but you usually need not
-worry about this.  What you have to care for are functions that are
-called when the user invokes certain methods.  These are usual
+implement your own function.  GiNaC's functions are objects of class
+@code{function}.  The preprocessor is then used to convert the function
+names to objects with a corresponding serial number that is used
+internally to identify them.  You usually need not worry about this
+number.  New functions may be inserted into the system via a kind of
+`registry'.  It is your responsibility to care for some functions that
+are called when the user invokes certain methods.  These are usual
 C++-functions accepting a number of @code{ex} as arguments and returning
 one @code{ex}.  As an example, if we have a look at a simplified
 implementation of the cosine trigonometric function, we first need a

diff --git a/doc/tutorial/stamp-vti b/doc/tutorial/stamp-vti
index 7524c32d2202d55f6a1e1602df82b40b0dc97b2b..4d435ba5b1a57ca2477dc86fc809ff93e88057be 100644 (file)
--- a/doc/tutorial/stamp-vti
+++ b/doc/tutorial/stamp-vti
@@ -1,3 +1,3 @@
-@set UPDATED 15 March 2000
-@set EDITION 0.5.4
-@set VERSION 0.5.4
+@set UPDATED 12 April 2000
+@set EDITION 0.6.0
+@set VERSION 0.6.0

diff --git a/doc/tutorial/version.texi b/doc/tutorial/version.texi
index 7524c32d2202d55f6a1e1602df82b40b0dc97b2b..4d435ba5b1a57ca2477dc86fc809ff93e88057be 100644 (file)
--- a/doc/tutorial/version.texi
+++ b/doc/tutorial/version.texi
@@ -1,3 +1,3 @@
-@set UPDATED 15 March 2000
-@set EDITION 0.5.4
-@set VERSION 0.5.4
+@set UPDATED 12 April 2000
+@set EDITION 0.6.0
+@set VERSION 0.6.0