Alexander Matrix
An Alexander matrix is a presentation matrix for the Alexander invariant H_1(X^~) of a knot K. If V is a Seifert matrix for a tame knot K in S^3, then V^(T)-tV and V-tV^(T) are Alexander matrices for K, where V^(T) denotes the transpose.
See also
Alexander Ideal, Alexander Invariant, Alexander Polynomial, Seifert MatrixExplore with Wolfram|Alpha
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References
Rolfsen, D. Knots and Links. Wilmington, DE: Publish or Perish Press, pp. 206-207, 1976.Referenced on Wolfram|Alpha
Alexander MatrixCite this as:
Weisstein, Eric W. "Alexander Matrix." From MathWorld--A Wolfram Resource. https://mathworld.wolfram.com/AlexanderMatrix.html