Hi all:
There seems to be a bug in how the limit() function handles variables
in its second argument. Here are two examples.
Alex
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| SAGE Version 3.0.6, Release Date: 2008-07-30 |
| Type notebook() for the GUI, and license() for information. |
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sage: var('x')
x
sage: y=[x]
sage: limit(sin(y[0])/y[0],x=0)
1
sage: limit(sin(y[0])/y[0],y[0]=0)
------------------------------------------------------------
File "<ipython console>", line 1
SyntaxError: keyword can't be an expression (<ipython console>, line
1)
sage: w=x
sage: limit(sin(w)/w,x=0)
1
sage: limit(sin(w)/w,w=0)
sin(x)/x
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