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Sep 11 In-Class Exercise Thread.

Post your solutions to the Sep 11 In-Class Exercise to this thread.

Best,

Chris

Post your solutions to the Sep 11 In-Class Exercise to this thread. Best, Chris

-- Sep 11 In-Class Exercise Thread

R∪S {('Brad Pitt', '123 Dox Lane, California', M, '9/9/99'), ('Angelina Jolie', '456 L33t Rd., Brentwood' F, '8/8/88'), ('Bobby Fisher', '321 Chess Ave, California', M, '6/6/66')}

R∩S {('Angelina Jolie', '456 L33t Rd., Brentwood' F, '8/8/88')}

R−S {('Brad Pitt', '123 Dox Lane, California', M, '9/9/99')}

R∪S {('Brad Pitt', '123 Dox Lane, California', M, '9/9/99'), ('Angelina Jolie', '456 L33t Rd., Brentwood' F, '8/8/88'), ('Bobby Fisher', '321 Chess Ave, California', M, '6/6/66')} R∩S {('Angelina Jolie', '456 L33t Rd., Brentwood' F, '8/8/88')} R−S {('Brad Pitt', '123 Dox Lane, California', M, '9/9/99')}

-- Sep 11 In-Class Exercise Thread

R∪S:

 {('Brad Pitt', '123 Dox Lane, California', M, '9/9/99'), 
 ('Angelina Jolie', '456 L33t Rd., Brentwood' F, '8/8/88'),
 ('Bobby Fisher', '321 Chess Ave, California', M, '6/6/66')}

R∩S:

 {('Angelina Jolie', '456 L33t Rd., Brentwood' F, '8/8/88')}

R−S:

 {('Brad Pitt', '123 Dox Lane, California', M, '9/9/99')}

(Edited: 2019-09-11)

R∪S: {('Brad Pitt', '123 Dox Lane, California', M, '9/9/99'), ('Angelina Jolie', '456 L33t Rd., Brentwood' F, '8/8/88'), ('Bobby Fisher', '321 Chess Ave, California', M, '6/6/66')} R∩S: {('Angelina Jolie', '456 L33t Rd., Brentwood' F, '8/8/88')} R−S: {('Brad Pitt', '123 Dox Lane, California', M, '9/9/99')}

-- Sep 11 In-Class Exercise Thread

RUS: {{('Brad Pitt', '123 Dox Lane, California', M, '9/9/99'), ('Angelina Jolie', '456 L33t Rd., Brentwood' F, '8/8/88'), ('Bobby Fisher', '321 Chess Ave, California', M, '6/6/66')}.

R∩S: {('Angelina Jolie', '456 L33t Rd., Brentwood' F, '8/8/88')}.

R-S: {('Brad Pitt', '123 Dox Lane, California', M, '9/9/99')}

RUS: {{('Brad Pitt', '123 Dox Lane, California', M, '9/9/99'), ('Angelina Jolie', '456 L33t Rd., Brentwood' F, '8/8/88'), ('Bobby Fisher', '321 Chess Ave, California', M, '6/6/66')}. R∩S: {('Angelina Jolie', '456 L33t Rd., Brentwood' F, '8/8/88')}. R-S: {('Brad Pitt', '123 Dox Lane, California', M, '9/9/99')}

-- Sep 11 In-Class Exercise Thread

`R union S ->`

 {('Brad Pitt', '123 Dox Lane, California', M, '9/9/99'), 
 ('Angelina Jolie', '456 L33t Rd., Brentwood' F, '8/8/88'),
 ('Bobby Fisher', '321 Chess Ave, California', M, '6/6/66'), 
 ('Angelina Jolie', '456 L33t Rd., Brentwood' F, '8/8/88')}

`R \cap S ` =

 {
 ('Angelina Jolie', '456 L33t Rd., Brentwood' F, '8/8/88')
 }

R - S =

 {
 ('Brad Pitt', '123 Dox Lane, California', M, '9/9/99')
 }

(Edited: 2019-09-11)

@BT@R union S ->@BT@ {('Brad Pitt', '123 Dox Lane, California', M, '9/9/99'), ('Angelina Jolie', '456 L33t Rd., Brentwood' F, '8/8/88'), ('Bobby Fisher', '321 Chess Ave, California', M, '6/6/66'), ('Angelina Jolie', '456 L33t Rd., Brentwood' F, '8/8/88')} @BT@R \cap S @BT@ = { ('Angelina Jolie', '456 L33t Rd., Brentwood' F, '8/8/88') } R - S = { ('Brad Pitt', '123 Dox Lane, California', M, '9/9/99') }

-- Sep 11 In-Class Exercise Thread

RUS: {{('Brad Pitt', '123 Dox Lane, California', M, '9/9/99'), ('Angelina Jolie', '456 L33t Rd., Brentwood' F, '8/8/88'), ('Bobby Fisher', '321 Chess Ave, California', M, '6/6/66')}.

R∩S: {('Angelina Jolie', '456 L33t Rd., Brentwood' F, '8/8/88')}.

R-S: {('Brad Pitt', '123 Dox Lane, California', M, '9/9/99')}

RUS: {{('Brad Pitt', '123 Dox Lane, California', M, '9/9/99'), ('Angelina Jolie', '456 L33t Rd., Brentwood' F, '8/8/88'), ('Bobby Fisher', '321 Chess Ave, California', M, '6/6/66')}. R∩S: {('Angelina Jolie', '456 L33t Rd., Brentwood' F, '8/8/88')}. R-S: {('Brad Pitt', '123 Dox Lane, California', M, '9/9/99')}

-- Sep 11 In-Class Exercise Thread

R∪S= {('Brad Pitt', '123 Dox Lane, California', M, '9/9/99'), ('Angelina Jolie', '456 L33t Rd., Brentwood' F, '8/8/88')}, {('Bobby Fisher', '321 Chess Ave, California', M, '6/6/66')

R∩S=('Angelina Jolie', '456 L33t Rd., Brentwood' F, '8/8/88')}.

R−S= {('Brad Pitt', '123 Dox Lane, California', M, '9/9/99')

(Edited: 2019-09-11)

R∪S= {('Brad Pitt', '123 Dox Lane, California', M, '9/9/99'), ('Angelina Jolie', '456 L33t Rd., Brentwood' F, '8/8/88')}, {('Bobby Fisher', '321 Chess Ave, California', M, '6/6/66') R∩S=('Angelina Jolie', '456 L33t Rd., Brentwood' F, '8/8/88')}. R−S= {('Brad Pitt', '123 Dox Lane, California', M, '9/9/99')

-- Sep 11 In-Class Exercise Thread

R union S = { ('Brad Pitt', '123 Dox Lane, California', M, '9/9/99'), ('Angelina Jolie', '456 L33t Rd., Brentwood' F, '8/8/88'), ('Bobby Fisher', '321 Chess Ave, California', M, '6/6/66') } R intersection S = { ('Angelina Jolie', '456 L33t Rd., Brentwood' F, '8/8/88') } R - S = { ('Brad Pitt', '123 Dox Lane, California', M, '9/9/99') }

(Edited: 2019-09-11)

R union S = { ('Brad Pitt', '123 Dox Lane, California', M, '9/9/99'), ('Angelina Jolie', '456 L33t Rd., Brentwood' F, '8/8/88'), ('Bobby Fisher', '321 Chess Ave, California', M, '6/6/66') } R intersection S = { ('Angelina Jolie', '456 L33t Rd., Brentwood' F, '8/8/88') } R - S = { ('Brad Pitt', '123 Dox Lane, California', M, '9/9/99') }

-- Sep 11 In-Class Exercise Thread

R U S = {('Brad Pitt', '123 Dox Lane, California', M, '9/9/99'), ('Angelina Jolie', '456 L33t Rd., Brentwood', F, '8/8/88'), ('Bobby Fisher', '321 Chess Ave, California', M, '6/6/66')}

R ∩ S = {('Angelina Jolie', '456 L33t Rd., Brentwood', F, '8/8/88')}

R - S = {('Brad Pitt', '123 Dox Lane, California', M, '9/9/99)}

(Edited: 2019-09-11)

R U S = {('Brad Pitt', '123 Dox Lane, California', M, '9/9/99'), ('Angelina Jolie', '456 L33t Rd., Brentwood', F, '8/8/88'), ('Bobby Fisher', '321 Chess Ave, California', M, '6/6/66')} R ∩ S = {('Angelina Jolie', '456 L33t Rd., Brentwood', F, '8/8/88')} R - S = {('Brad Pitt', '123 Dox Lane, California', M, '9/9/99)}

-- Sep 11 In-Class Exercise Thread

R U S = {('Brad Pitt', '123 Dox Lane, California', M, '9/9/99'), ('Angelina Jolie', '456 L33t Rd., Brentwood' F, '8/8/88'), ('Bobby Fisher', '321 Chess Ave, California', M, '6/6/66') }

`R \cap S` = { ('Angelina Jolie', '456 L33t Rd., Brentwood' F, '8/8/88') }

R - S = { ('Brad Pitt', '123 Dox Lane, California', M, '9/9/99') }

(Edited: 2019-09-11)

R U S = {('Brad Pitt', '123 Dox Lane, California', M, '9/9/99'), ('Angelina Jolie', '456 L33t Rd., Brentwood' F, '8/8/88'), ('Bobby Fisher', '321 Chess Ave, California', M, '6/6/66') } @BT@R \cap S@BT@ = { ('Angelina Jolie', '456 L33t Rd., Brentwood' F, '8/8/88') } R - S = { ('Brad Pitt', '123 Dox Lane, California', M, '9/9/99') }