CS $220,2024$ Fall

Use these set definitions in the following exercises:

$D=\{$ Sun, Mon, Tue, Wed, Thu, Fri, Sat $\}$

$E=\{$ Sat, Sun $\}$

$W=\{$ Jan, Feb, Mar, Apr, May $\}$

$S=\{$ Jun, Jul, Aug $\}$

$F=\{$ Sep, Oct, Nov, Dec $\}$

$A=WF$

$B=\{1,2,3,4\}$

Calculate the following sets and write them in standard set notation:

$($a$)D-E$

$($b$)D\{AM,PM\}$

$($c$)$ Sat, AM