SGA 7
E886804
SGA 7 is a volume of the Séminaire de Géométrie Algébrique du Bois Marie devoted to advanced topics in algebraic geometry, notably the study of monodromy, étale cohomology, and the geometry of degenerations.
All labels observed (1)
| Label | Occurrences |
|---|---|
| SGA 7 canonical | 4 |
How this entity was disambiguated
This entity first appeared as the object of triple T10773046 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: SGA 7 Context triple: [Séminaire de Géométrie Algébrique du Bois Marie, hasPart, SGA 7]
-
A.
SGA 4½
SGA 4½ is a supplementary volume to Grothendieck’s Séminaire de Géométrie Algébrique that develops additional cohomological and topos-theoretic tools bridging SGA 4 and SGA 5.
-
B.
SGA
SGA is a monumental multi-volume seminar series on algebraic geometry, led by Alexander Grothendieck, that profoundly reshaped the foundations and methods of the field.
-
C.
SGA
SGA is the acronym commonly used to refer to the Secretariat-General for Administration, a central administrative body within a governmental or institutional structure.
-
D.
SG4
SG4 is a postcode district in the SG (Stevenage) postcode area of England, covering parts of Hitchin and surrounding localities in Hertfordshire.
-
E.
SGC
SGC is the station code for St George's Cross, a Glasgow Subway station in Scotland.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: SGA 7 Target entity description: SGA 7 is a volume of the Séminaire de Géométrie Algébrique du Bois Marie devoted to advanced topics in algebraic geometry, notably the study of monodromy, étale cohomology, and the geometry of degenerations.
-
A.
SGA 4½
SGA 4½ is a supplementary volume to Grothendieck’s Séminaire de Géométrie Algébrique that develops additional cohomological and topos-theoretic tools bridging SGA 4 and SGA 5.
-
B.
SGA
SGA is a monumental multi-volume seminar series on algebraic geometry, led by Alexander Grothendieck, that profoundly reshaped the foundations and methods of the field.
-
C.
SGA
SGA is the acronym commonly used to refer to the Secretariat-General for Administration, a central administrative body within a governmental or institutional structure.
-
D.
SG4
SG4 is a postcode district in the SG (Stevenage) postcode area of England, covering parts of Hitchin and surrounding localities in Hertfordshire.
-
E.
SGC
SGC is the station code for St George's Cross, a Glasgow Subway station in Scotland.
- F. None of above. chosen
Statements (42)
| Predicate | Object |
|---|---|
| instanceOf |
mathematics book
ⓘ
research monograph ⓘ seminar proceedings ⓘ |
| associatedInstitution | Institut des Hautes Études Scientifiques ⓘ |
| basedOn | seminars at IHÉS ⓘ |
| contributor |
Jean-Pierre Serre
ⓘ
Luc Illusie ⓘ Michel Raynaud ⓘ Nick Katz ⓘ Pierre Deligne ⓘ |
| editor |
Alexander Grothendieck
ⓘ
Pierre Deligne ⓘ |
| field | algebraic geometry ⓘ |
| focusesOn |
Picard–Lefschetz theory
ⓘ
Weil conjectures (cohomological aspects) ⓘ
linked to:
Weil conjectures
degenerations of abelian varieties ⓘ degenerations of curves ⓘ geometry of degenerations ⓘ global monodromy ⓘ l-adic cohomology ⓘ local monodromy ⓘ monodromy ⓘ nearby cycles ⓘ vanishing cycles ⓘ étale cohomology ⓘ |
| hasPart |
SGA 7 I
ⓘ
SGA 7 II ⓘ |
| influenced |
arithmetic geometry
ⓘ
modern étale cohomology ⓘ study of singularities in algebraic geometry ⓘ theory of perverse sheaves ⓘ |
| language | French ⓘ |
| partOf |
SGA 7
ⓘ
SGA 7 ⓘ Séminaire de Géométrie Algébrique du Bois Marie ⓘ |
| publisher |
Springer-Verlag
ⓘ
linked to:
Springer
|
| series | Lecture Notes in Mathematics ⓘ |
| topic |
Grothendieck topologies
ⓘ
linked to:
Grothendieck topology
Lefschetz pencils ⓘ
linked to:
Lefschetz pencil
constructible sheaves ⓘ degeneration of Hodge structures (l-adic analogue) ⓘ ramification theory ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: SGA 7 Description of subject: SGA 7 is a volume of the Séminaire de Géométrie Algébrique du Bois Marie devoted to advanced topics in algebraic geometry, notably the study of monodromy, étale cohomology, and the geometry of degenerations.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.