The output of * operator in this solution is a struct, rather than a mPoly object. Nevertheless, the test suite does not check the type of the output.
L Y Cao, since you're such a wizard with indices, I'd love to see you solve this without converting to the array form. It would be interesting to compare the approaches.
Andrew Newell, thanks for your advice.
Number of 1s in a binary string
Create Volcano (or Atoll) martix. It is an extension of Bullseye matrix problem.
MATLAB Basic: rounding II
Find vampire numbers
Negation the hard way
Multivariate polynomials - emulate symbolic form
Fangs of a vampire number
Multivariate polynomials - convert monomial form to array
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