Description
i1 : R = ZZ[x,y,z];
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i2 : use R;
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i3 : S = ZZ[x,t];
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i4 : x
o4 = x
o4 : S
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The symbol
x now refers to the variable
x in the ring
S. There are various ways of now referring to
x in the ring
R.
i5 : R_0
o5 = x
o5 : R
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i6 : symbol x
o6 = x
o6 : Symbol
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i7 : oo_R
o7 = x
o7 : R
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i8 : use R;
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i9 : x
o9 = x
o9 : R
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