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A number of the form a_0+a_1zeta+...+a_(p-1)zeta^(p-1), where zeta=e^(2pii/p) is a de Moivre number and p is a prime number. Unique factorizations of cyclotomic integers fail ...

A power of 10.

The star polygon {10/3}.

A series s_1,s_2,... for which s_1>=s_2>=....

If q is logically deducible from p, this is written p|-q.

A matrix whose eigenvectors are not complete.

If A and B are equal by definition (i.e., A is defined as B), then this is written symbolically as A=B, A:=B, or sometimes A≜B.

The property of being degenerate.

Given an undirected graph, a degree sequence is a monotonic nonincreasing sequence of the vertex degrees (valencies) of its graph vertices. The number of degree sequences for ...

The number of degrees of freedom in a problem, distribution, etc., is the number of parameters which may be independently varied.