inflationary universe theory
E84390
Inflationary universe theory is a cosmological model proposing that the early universe underwent an extremely rapid exponential expansion, explaining its large-scale uniformity and structure.
All labels observed (6)
How this entity was disambiguated
This entity first appeared as the object of triple T692562 — 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: inflationary universe theory Context triple: [Alan Guth, knownFor, inflationary universe theory]
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A.
FLRW cosmological models
FLRW cosmological models are a family of solutions to Einstein’s field equations that describe a homogeneous and isotropic expanding or contracting universe, forming the standard framework for modern cosmology.
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B.
de Sitter spacetime
de Sitter spacetime is a maximally symmetric, curved solution of general relativity that models an expanding universe dominated by a positive cosmological constant (dark energy).
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C.
The Grand Design
The Grand Design is a popular-science book co-authored by Stephen Hawking and Leonard Mlodinow that explores modern cosmology, quantum theory, and the origins of the universe while arguing that physics can explain creation without invoking a deity.
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D.
Black Holes and Baby Universes and Other Essays
Black Holes and Baby Universes and Other Essays is a 1993 collection of popular-science essays and reflections by physicist Stephen Hawking, exploring cosmology, black holes, and his personal life and ideas.
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E.
The Universe in a Nutshell
The Universe in a Nutshell is a popular science book by physicist Stephen Hawking that explains advanced concepts in cosmology and theoretical physics for a general audience.
- 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: inflationary universe theory Target entity description: Inflationary universe theory is a cosmological model proposing that the early universe underwent an extremely rapid exponential expansion, explaining its large-scale uniformity and structure.
-
A.
FLRW cosmological models
FLRW cosmological models are a family of solutions to Einstein’s field equations that describe a homogeneous and isotropic expanding or contracting universe, forming the standard framework for modern cosmology.
-
B.
de Sitter spacetime
de Sitter spacetime is a maximally symmetric, curved solution of general relativity that models an expanding universe dominated by a positive cosmological constant (dark energy).
-
C.
The Grand Design
The Grand Design is a popular-science book co-authored by Stephen Hawking and Leonard Mlodinow that explores modern cosmology, quantum theory, and the origins of the universe while arguing that physics can explain creation without invoking a deity.
-
D.
Black Holes and Baby Universes and Other Essays
Black Holes and Baby Universes and Other Essays is a 1993 collection of popular-science essays and reflections by physicist Stephen Hawking, exploring cosmology, black holes, and his personal life and ideas.
-
E.
The Universe in a Nutshell
The Universe in a Nutshell is a popular science book by physicist Stephen Hawking that explains advanced concepts in cosmology and theoretical physics for a general audience.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
cosmological theory
ⓘ
physical cosmology model ⓘ |
| addresses | initial condition problems in cosmology ⓘ |
| alsoKnownAs |
cosmic inflation
ⓘ
inflationary universe theory ⓘ
surface form:
inflation theory
|
| compatibleWith | Big Bang cosmology ⓘ |
| contrastsWith | standard Big Bang without inflation ⓘ |
| coreIdea | vacuum-like energy drives rapid expansion ⓘ |
| developedBy | Alan Guth ⓘ |
| duration | tiny fraction of a second after the Big Bang ⓘ |
| expansionRate | exponential ⓘ |
| explains |
flatness problem
ⓘ
horizon problem ⓘ isotropy of the cosmic microwave background ⓘ large-scale homogeneity of the universe ⓘ monopole problem ⓘ |
| field |
cosmology
ⓘ
theoretical physics ⓘ |
| hasPart |
chaotic inflation models
ⓘ
eternal inflation models ⓘ hybrid inflation models ⓘ new inflation models ⓘ slow-roll inflation models ⓘ |
| inception | 1980 ⓘ |
| influenced |
multiverse hypotheses
ⓘ
string theory cosmology ⓘ |
| inspiredBy | grand unified theories ⓘ |
| mathematicalFramework |
general relativity
ⓘ
quantum field theory in curved spacetime ⓘ |
| openQuestion |
exact inflationary potential form
ⓘ
nature of the inflaton field ⓘ |
| predicts |
Gaussian primordial fluctuations
ⓘ
existence of quantum fluctuations stretched to cosmological scales ⓘ generation of primordial gravitational waves ⓘ nearly scale-invariant spectrum of primordial density perturbations ⓘ super-horizon correlations in the cosmic microwave background ⓘ |
| proposes | early universe underwent extremely rapid exponential expansion ⓘ |
| status | widely accepted in modern cosmology ⓘ |
| supportedBy |
Planck spacecraft
ⓘ
surface form:
Planck satellite data
WMAP data ⓘ cosmic microwave background observations ⓘ large-scale structure observations ⓘ |
| temporalExtent | very early universe ⓘ |
| usesConcept |
false vacuum
ⓘ
inflaton field ⓘ potential energy density ⓘ scalar field ⓘ vacuum energy ⓘ |
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: inflationary universe theory Description of subject: Inflationary universe theory is a cosmological model proposing that the early universe underwent an extremely rapid exponential expansion, explaining its large-scale uniformity and structure.
Referenced by (8)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Inflationary universe: A possible solution to the horizon and flatness problems
this entity surface form:
The Inflationary Universe
this entity surface form:
inflation theory
this entity surface form:
inflationary cosmology
this entity surface form:
Starobinsky inflation model
this entity surface form:
inflationary cosmology