Waves and mathematical physics
Uncertainty principle
A quantum-mechanical bound on the product of standard deviations of conjugate observables such as position and momentum.
Common notation ΔxΔp≥ℏ/2
In one sentence
What does Uncertainty principle mean?
A quantum-mechanical bound on the product of standard deviations of conjugate observables such as position and momentum.
How it is written
ΔxΔp≥ℏ/2
A compact example
Reducing position uncertainty constrains momentum uncertainty from becoming arbitrarily small at the same time.
Other names and search terms
Heisenberg uncertainty principle.
Clear answers
Questions about Uncertainty principle
What does Uncertainty principle mean in mathematics?
A quantum-mechanical bound on the product of standard deviations of conjugate observables such as position and momentum.
How is Uncertainty principle written?
A common notation is ΔxΔp≥ℏ/2.
What is an example of Uncertainty principle?
Reducing position uncertainty constrains momentum uncertainty from becoming arbitrarily small at the same time.