8. Relations between sets of States

8.1. Projection of the set of states on the basis

The projection of the set of states to the basis b⚪, no wider than the basis of any state s◎ ∈, is called the set of states S⚪, uniting the projection of all states to the specified basis:

S⚪ = S◎ ↓ b⚪ = ⋃(s◎ ↓ b⚪) █

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