Current Data About
projection
| (P31) |
(Q42193353)
(Q657596) (Q66786238) |
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| (P2534) |
\Pi_{a_1, ...,a_n}( R ) = \{ \ t[a_1,...,a_n] \ t \in R \ \}
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| (P6104) |
(Q8487137)
|