[Maxima-commits] CVS: maxima/doc/info Differentiation.texi,1.8,1.9 Expressions.texi,1.19,1.20 Itensor.texi,1.10,1.11 Miscellaneous.texi,1.6,1.7 Polynomials.texi,1.8,1.9

[Viktor T. <vt...@us...>]

Update of /cvsroot/maxima/maxima/doc/info
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv18826

Modified Files:
	Differentiation.texi Expressions.texi Itensor.texi 
	Miscellaneous.texi Polynomials.texi 
Log Message:
Removed duplicate references to TENSOR functions and variables.


Index: Differentiation.texi
===================================================================
RCS file: /cvsroot/maxima/maxima/doc/info/Differentiation.texi,v
retrieving revision 1.8
retrieving revision 1.9
diff -u -d -r1.8 -r1.9
--- Differentiation.texi	22 Nov 2004 00:13:02 -0000	1.8
+++ Differentiation.texi	11 Dec 2004 15:21:38 -0000	1.9
@@ -364,7 +364,7 @@
 g1, ..., gn).)
 
 @end defvar
-@c @node LAPLACE, UNDIFF, GRADEFS, Differentiation
+@c @node LAPLACE, GRADEFS, Differentiation
 @c @unnumberedsec phony
 @defun LAPLACE (exp, ovar, lvar)
 takes the Laplace transform of exp with
@@ -393,15 +393,3 @@
 
 @end example
 @end defun
-@c @node UNDIFF,  , LAPLACE, Differentiation
-@c @unnumberedsec phony
-@defun UNDIFF (exp)
-returns an expression equivalent to exp but with all
-derivatives of indexed objects replaced by the noun form of the DIFF
-function with arguments which would yield that indexed object if the
-differentiation were carried out.  This is useful when it is desired
-to replace a differentiated indexed object with some function
-definition and then carry out the differentiation by saying
-EV(...,DIFF).
-
-@end defun

Index: Expressions.texi
===================================================================
RCS file: /cvsroot/maxima/maxima/doc/info/Expressions.texi,v
retrieving revision 1.19
retrieving revision 1.20
diff -u -d -r1.19 -r1.20
--- Expressions.texi	5 Dec 2004 19:45:27 -0000	1.19
+++ Expressions.texi	11 Dec 2004 15:21:38 -0000	1.20
@@ -200,21 +200,6 @@
 
 @end defun
 
-@defun contract (expr)
-Carries out all possible contractions in @code{expr}, which may
-be any well-formed combination of sums and products.  This function
-uses the information given to the @code{defcon} function.  Since all tensors
-are considered to be symmetric in all indices, the indices are sorted
-into alphabetical order.  Also all dummy indices are renamed using the
-symbols !1,!2,... to permit the expression to be simplified as much as
-possible by reducing equivalent terms to a canonical form.  For best
-results @code{expr} should be fully expanded.  @code{ratexpand} is the fastest way to
-expand products and powers of sums if there are no variables in the
-denominators of the terms.  The @code{gcd} switch should be @code{false} if gcd
-cancellations are unnecessary.
-
-@end defun
-
 @defun declare (a1, f1, a2, f2, ...)
 Returns the atom ai the flag fi.  The ai's
 and fi's may also be lists of atoms and flags respectively in which

Index: Itensor.texi
===================================================================
RCS file: /cvsroot/maxima/maxima/doc/info/Itensor.texi,v
retrieving revision 1.10
retrieving revision 1.11
diff -u -d -r1.10 -r1.11
--- Itensor.texi	11 Dec 2004 02:47:46 -0000	1.10
+++ Itensor.texi	11 Dec 2004 15:21:38 -0000	1.11
@@ -436,11 +436,17 @@
 @defun contract (exp)
 
 Carries out the tensorial contractions in @code{exp} which may be any
-combination of sums and products.  This function uses the information
-given to the @code{defcon} function.  When using @code{contract}, @code{exp}
-must be fully expanded. Also see the function @code{imetric} and the
-example under @code{dim}.
-
+combination of sums and products. This function uses the information
+given to the @code{defcon} function. When the @code{allsym} flag is @code{true},
+indices are sorted into alphabetical order. Also all dummy indices are
+renamed using symbols @code{%1}, @code{%2},... (the symbol that is used
+can be redefined using @code{idummyx}) to permit the expression to be
+simplified as much as possible by reducing equivalent terms to a
+canonical form. For best results, @code{exp} must be fully expanded.
+@code{ratexpand} is the fastest way to expand products and powers
+of sums if there are no variables in the denominators of the terms.
+The @code{gcd} switch should be @code{false} if gcd
+cancellations are unnecessary.
 
 @end defun
 

Index: Miscellaneous.texi
===================================================================
RCS file: /cvsroot/maxima/maxima/doc/info/Miscellaneous.texi,v
retrieving revision 1.6
retrieving revision 1.7
diff -u -d -r1.6 -r1.7
--- Miscellaneous.texi	16 Nov 2004 21:53:01 -0000	1.6
+++ Miscellaneous.texi	11 Dec 2004 15:21:38 -0000	1.7
@@ -34,16 +34,6 @@
 NOUN).
 @end defvar
 
-
-@c @node ALLSYM
-@c @unnumberedsec phony
-@defvar ALLSYM
- default: [TRUE] - If TRUE then all indexed objects are assumed
-symmetric in all of their covariant and contravariant indices. If
-FALSE then no symmetries of any kind are assumed in these indices.
-Derivative indices are always taken to be symmetric.
-@end defvar
-
 @c @node declaration
 @c @unnumberedsec phony
 @defvr declaration ALPHABETIC
@@ -251,16 +241,6 @@
 labeled by Maxima as Ci, Di, or Ei.
 
 @end defun
-@c @node RENAME
-@c @unnumberedsec phony
-@defun RENAME (exp)
-returns an expression equivalent to exp but with the
-dummy indices in each term chosen from the set [!1,!2,...].  Each
-dummy index in a product will be different; for a sum RENAME will try
-to make each dummy index in a sum the same.  In addition, the indices
-will be sorted alphanumerically.
-
-@end defun
 @c @node RNCOMBINE
 @c @unnumberedsec phony
 @defun RNCOMBINE (exp)

Index: Polynomials.texi
===================================================================
RCS file: /cvsroot/maxima/maxima/doc/info/Polynomials.texi,v
retrieving revision 1.8
retrieving revision 1.9
diff -u -d -r1.8 -r1.9
--- Polynomials.texi	6 Nov 2004 05:49:56 -0000	1.8
+++ Polynomials.texi	11 Dec 2004 15:21:38 -0000	1.9
@@ -841,7 +841,7 @@
 both be used at the same time.
 
 @end defun
-@c @node RATWEIGHTS, RATWEYL, RATWEIGHT, Polynomials
+@c @node RATWEIGHTS, RATWEIGHT, Polynomials
 @c @unnumberedsec phony
 @defvar RATWEIGHTS
  - a list of weight assignments (set up by the RATWEIGHT
@@ -857,16 +857,7 @@
 both work.
 
 @end defvar
-@c @node RATWEYL, RATWTLVL, RATWEIGHTS, Polynomials
-@c @unnumberedsec phony
-@defvar RATWEYL
- default: [] - one of the switches controlling the
-simplification of components of the Weyl conformal tensor; if TRUE,
-then the components will be rationally simplified; if FACRAT is TRUE
-then the results will be factored as well.
-
-@end defvar
-@c @node RATWTLVL, REMAINDER, RATWEYL, Polynomials
+@c @node RATWTLVL, REMAINDER, Polynomials
 @c @unnumberedsec phony
 @defvar RATWTLVL
  default: [FALSE] - used in combination with the RATWEIGHT