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| abstraction > hypothesis > theory > law > quantum law > exclusion principle | 
| exclusion principle comparison table | |||||||
| Subject | has definition | has implication | has example | has synonym | is a kind of | applies to | is an instance of | 
|---|---|---|---|---|---|---|---|
| quantum law | law | ||||||
| exclusion principle | Two identical fermions cannot occupy the same quantum state (i.e. cannot have the same charge, spin, momentum, quantum numbers etc. within the same region of space). | solid objects cannot exist in the same physical space. | No two electrons in an atom can have the same set of values for the four quantum numbers n, l, mb, ms. | Pauli exclusion principle | fermion | quantum law | 
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