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D.5.12.6 identifyvar
Procedure from library resbinomial.lib (see resbinomial_lib).
- Usage:
- identifyvar();
- Compute:
- Assign 0 to variables x and 1 to variables y, only necessary at the beginning
- Return:
- list, say l, of size the dimension of the basering
l[i] is: 0 if the i-th variable is x(i),
1 if the i-th variable is y(i)
Example:
| | LIB "resbinomial.lib";
ring r = 0,(x(1),y(2),x(3),y(4),x(5..7),y(8)),dp;
identifyvar();
==> [1]:
==> 0
==> [2]:
==> 1
==> [3]:
==> 0
==> [4]:
==> 1
==> [5]:
==> 0
==> [6]:
==> 0
==> [7]:
==> 0
==> [8]:
==> 1
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