Question
Consider the following quantum circuit:
bit.ly/Zlrijv
(a) What quantum state do you have to input in order to get output |00>?
(b) What quantum state do you have to input in order to get output |11>?
(c) What quantum state do you have to input in order to get output 1/√2(|00>+|11>)?
bit.ly/Zlrijv
(a) What quantum state do you have to input in order to get output |00>?
(b) What quantum state do you have to input in order to get output |11>?
(c) What quantum state do you have to input in order to get output 1/√2(|00>+|11>)?
Answers
Awesome Dude
a) 1/sqrt(2) 0
0 1/sqrt(2)
0 1/sqrt(2)
helpman
please (b) and (c)
Anonymous
b is:
0 1/sqrt(2)
-1/sqrt(2) 0
what is the answer to 13?
0 1/sqrt(2)
-1/sqrt(2) 0
what is the answer to 13?
what's (c)
what's (c)
Gyano
c please
the answer for 13 is c
the answer for 13 is c
Ula
If the first qubit is in the state 2/sqrt(5)|0> - 1/sqrt(5)|1> and the second qubit is in the state 1/sqrt(2)|0> - i/sqrt(2)|1>, what is the state of the composite system?
Anonymous
c)
1/2 1/2
-1/2 1/2
Are you sure 13 is c?
1/2 1/2
-1/2 1/2
Are you sure 13 is c?
Anonymous
what is the answer for this:
Let |ψ⟩=1−i2|0⟩−1+i2|1⟩ and |ϕ⟩=2+i3|0⟩−2i3|1⟩. What is ⟨ψ|ϕ⟩?
Let |ψ⟩=1−i2|0⟩−1+i2|1⟩ and |ϕ⟩=2+i3|0⟩−2i3|1⟩. What is ⟨ψ|ϕ⟩?
Anonymous
please a answer for this:
What is the matrix (4x4) for ZX (Z applied on the first qubit and X applied on the second qubit)?
What is the matrix (4x4) for ZX (Z applied on the first qubit and X applied on the second qubit)?
Neo
Anyone please:
If the first qubit is in the state 2/sqrt(5)|0> - 1/sqrt(5)|1> and the second qubit is in the state 1/sqrt(2)|0> - i/sqrt(2)|1>, what is the state of the composite system?
If the first qubit is in the state 2/sqrt(5)|0> - 1/sqrt(5)|1> and the second qubit is in the state 1/sqrt(2)|0> - i/sqrt(2)|1>, what is the state of the composite system?
TIGER
2) LINE 1. 2/(sqrt(2)*sqrt(5) (2*i)/(sqrt(2)*sqrt(5))
LINE 2. -1/(sqrt(2)*sqrt(5))
-i/(sqrt(2)*sqrt(5))
What is the matrix (4x4) for ZX (Z applied on the first qubit and X applied on the second qubit)?
LINE 2. -1/(sqrt(2)*sqrt(5))
-i/(sqrt(2)*sqrt(5))
What is the matrix (4x4) for ZX (Z applied on the first qubit and X applied on the second qubit)?
TIGER
Let |ψ⟩=1−i2|0⟩−1+i2|1⟩ and |ϕ⟩=2+i3|0⟩−2i3|1⟩. What is ⟨ψ|ϕ⟩?
Thanks Tiger and this is Matrix!
ZX 4x4 matrix:
0100
1000
000-1
00-10
0100
1000
000-1
00-10
THANKS YOU KNOW THIS?
ANSWERS TO QUESTIONS 1,9,14?
TIGER
I calculated this for the Q1:
(2+i+i^2)/6
But is not OK! some suggestion?
(2+i+i^2)/6
But is not OK! some suggestion?
Anonymous
14d
TIGER
thks !! 9a... some help?¡
Anonymous
Yes 9A?
TIGER
9b is 0.5
9a?????
and 1???
9a?????
and 1???
Maverick
Q1 is (3+5*i)/6
Down to my last entry on 9A???anyone?
Down to my last entry on 9A???anyone?
TIGER
IM in the same situation.. is not:
0.5
neither
0.25
Probably 1?
0.5
neither
0.25
Probably 1?
SyLaR
9a is 1
TIGER
thank you!!! its correct...
Maverick
Arigato!
TIGER
Grazie!!
Anonymous
number 1?
Anonymous
number 1? and 3?