Polynomial valuation

### 11.1.9 Polynomial valuation

The valuation of a polynomial is the lowest degree of its non-zero monomials. The valuation or ldegree command finds the valuation of a polynomal.

- valuation takes P, a polynomial given by a symbolic expression or by the list of its coefficients.
- valuation(P) returns the valuation of P.

#### Examples

valuation(x^3+x)

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valuation([1,0,1,0])

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