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Commit 2020-10-06 21:23 5192fd94

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feat(data/polynomial/degree/basic): add lemmas dealing with monomials, their support and their nat_degrees (#4475)

Estimated changes

Modified src/data/polynomial/degree/basic.lean

added theorem polynomial.card_support_C_mul_X_pow_le_one

added theorem polynomial.le_degree_of_mem_supp

added theorem polynomial.le_nat_degree_of_mem_supp

added theorem polynomial.mem_support_C_mul_X_pow

added theorem polynomial.nat_degree_C_mul_X_pow

added theorem polynomial.nat_degree_C_mul_X_pow_le

added theorem polynomial.nat_degree_C_mul_X_pow_of_nonzero

added theorem polynomial.nat_degree_eq_support_max'

added theorem polynomial.nat_degree_mem_support_of_nonzero

added theorem polynomial.nonempty_support_iff

added theorem polynomial.support_C_mul_X_pow

added theorem polynomial.support_C_mul_X_pow_nonzero