polycore 0.1.2

Fields, prime fields, sparse and dense polynomials, and sparse echelon forms.
Documentation 
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# Derivatives, powers, permutations, and coefficients in the first variable.
ring grevlex x y z
calc x^2*y + 3*x*y*z - y + 2
calc (x + 1)*(y - z)
mod 7
calc x^7*y + x*y^7