What makes quantum computing special?

The Why, the How, and the What

“If you think you understand quantum mechanics, you don’t understand quantum mechanics.” — Richard Feynman (1918–1988)
“If you think you understand quantum mechanics,
you don’t understand quantum mechanics.” — Richard Feynman (1918–1988)

What makes quantum computers different from classical computers?

What can quantum computers do?

Design safer airplanes

More accurate weather forecast

Develop better medicines

Break encryption

Why would we care? Why now?

“We choose to go to the Moon! We choose to go to the Moon in this decade and do the other things, not because they are easy, but because they are hard.” — John F. Kennedy

Real quantum computers

D-Wave 2000Q
Quantum computer from Google that achieved quantum supremacy
IBM Q

What is quantum theory?

Double-slit experiment

Double-slit experiment

Superposition, randomness, and non-clonability

Entanglement

How does a quantum computer work?

Qubits

Quantum circuits

Hands-on quantum programming

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