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7.2.4.2 poly expressions (plural)
A polynomial expression is (optional parts in square brackets):
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a monomial (there are NO spaces allowed inside a monomial)
| [coefficient] ring_variable [exponent] [ring_variable [exponent] ...]
| monomials which contain an indexed ring variable
must be built from ring_variable and coefficient
with the operations * and ^
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an identifier of type poly
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a function returning poly
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polynomial expressions combined by the arithmetic operations
+ , - , * , / , or ^ .
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a type cast to poly
Example:
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