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5.27.4 Converting to a symbolic polynomial: r2e poly2symb

The r2e command converts lists into symbolic polynomials.
poly2symb is a synonym for r2e here.

For one-variable polynomials:

Example.

Input:

r2e([1,0,-1],x)

or:

r2e([1,0,-1])

or:

poly2symb([1,0,-1],x)

Output:

xx−1

For sparse multivariate polynomials:

.

Examples:


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