5.1.130 typeof
--------------
Syntax:
typeof ( expression )
Type:
string
Purpose:
returns the type of an expression as string.

Returns the type of the first list element if the expression is an
expression list.

Possible types are:
"ideal",
"int",
"intmat",
"intvec",
"list",
"map",
"matrix",
"module",
"number",
"none",
"poly",
"proc",
"qring",
"resolution",
"ring",
"string",
"vector".

For internal use only is the type
"?unknown type?".
Example:
  int i=9; i;
==> 9
  typeof(_);
==> int
  print(i);
==> 9
  typeof(_);
==> none
  type i;
==> // i                    [0]  int 9
  typeof(_);
==> string
  string s=typeof(i);
  s;
==> int
  typeof(s);
==> string
  proc p() {  "hello"; return();}
  p();
==> hello
  typeof(_);
==> none
See
Data types;
type.
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&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; User manual for <a href="http://www.singular.uni-kl.de/"><i>Singular</i></a> version 2-0-4, October 2002,
generated by <a href="http://www.gnu.org/software/texinfo/"><i>texi2html</i></a>.
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