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Correlation (相関)

  • Correlation (相関) #Card
    • The composed relation $\psi^{-} \circ \varphi \subset N \times K$ defined by: $$\psi^{-} \circ \varphi = {(n, k) : \varphi(n) = \psi(k)}$$

The composed relation $\psi^{-} \circ \varphi \subset N \times K$ defined by: $$\psi^{-} \circ \varphi = {(n, k) : \varphi(n) = \psi(k)}$$

本書独自(数列の相関)。Lean に直接対応なし