Updates for newer version of TypedPolynomials

Author: blegat

src/MultivariatePolynomials.jl

@@ -6,6 +6,7 @@ import Base: *, +, -, /, ^, ==,
     promote_rule, convert, show, isless, size, getindex,
     one, zero, transpose, isapprox, @pure, dot, copy
 
+include("utils.jl")
 include("types.jl")
 include("operators.jl")
 #include("show.jl")

src/types.jl

@@ -1,5 +1,5 @@
 export AbstractVariable, AbstractMonomial, AbstractTerm, AbstractPolynomial
-export name, degree, vars, variables, nvars, numvariables, exponents, exponent, monomialtype, coefficient, monomial, terms
+export name, degree, vars, variables, nvars, numvariables, exponents, exponent, monomialtype, powers, coefficient, monomial, terms
 export AbstractMonomialLike, AbstractTermLike, AbstractPolynomialLike
 
 @pure vars(p) = variables(p)
@@ -26,6 +26,7 @@ variables(T::Type{<:AbstractTerm}) = variables(monomialtype(T))
 variables(t::AbstractTerm) = variables(monomialtype(t))
 exponents(t::AbstractTerm) = exponents(monomial(t))
 exponent(t::AbstractTerm, v::AbstractVariable) = exponent(monomial(t), v)
+powers(m::AbstractMonomial) = tuplezip(variables(m), exponents(m))
 function coefficient end
 function monomial end