Suppose That R and S Are Equivalence Relations on a Set

question 3

Short Answer

Suppose that R and S are equivalence relations on a set A. Prove that the relation R ∩ S is also an equivalence relation on A.

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Definitions:

Credit Default Swap

A financial derivative allowing an investor to "swap" or offset their credit risk with that of another investor.

CDS

CDS stands for Credit Default Swap, a financial derivative allowing an investor to "swap" or offset their credit risk with that of another investor.

Coupon Bond

A type of bond that offers interest payments through coupons to the bondholder until its maturity, when the principal amount is reimbursed.

Accrued Interest

The interest that has accumulated on a bond since the last interest payment up to, but not including, the purchase (or sale) settlement date.