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Examples
Geometry Search for the term Geometry in any field. Queries are case-independent.

Operators
a & b logic and abc* right wildcard
a | b logic or "ab c" phrase
!ab logic not (ab c) parentheses
Fields
any anywhere
cc classification code
ct classification text

Mathematical Subject Classification – MSC2010

General (adjoints, conjugates, products, inverses, domains, ranges, etc.) 2617
Chains (nests) of projections or of invariant subspaces, integrals along chains, etc. 49
Jacobi (tridiagonal) operators (matrices) and generalizations 547

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