Golden Ratio

GPTKB entity

Statements (52)
Predicate Object
gptkbp:instanceOf Mathematical constant
gptkbp:algebraicEquation x^2 - x - 1 = 0
gptkbp:alternativeName gptkb:Golden_Section
gptkb:Golden_Mean
gptkb:Divine_Proportion
gptkbp:appearsIn gptkb:Fibonacci_sequence
gptkbp:category gptkb:Mathematics
gptkb:geometry
gptkb:Number_theory
Aesthetics
gptkbp:continuedFraction [1;1,1,1,...]
gptkbp:decimalExpansion 1.618033988749894...
gptkbp:definedIn (a+b)/a = a/b
gptkbp:designer 0.6180339887
gptkbp:discoveredBy gptkb:Euclid
gptkbp:estimatedCost 1.6180339887
gptkbp:firstMentioned gptkb:Euclid's_Elements
gptkbp:hasUnicodeSymbol U+03D5
https://www.w3.org/2000/01/rdf-schema#label Golden Ratio
gptkbp:irrationalNumber true
gptkbp:positiveSolutionOf x^2 - x - 1 = 0
gptkbp:property 1/φ = φ - 1
φ = 1 + 1/φ
φ = 2cos(π/5)
φ^2 = φ + 1
gptkbp:ratioOf longer part to shorter part in golden section
gptkbp:reciprocal Golden Ratio - 1
gptkbp:relatedTo gptkb:Fibonacci_numbers
gptkb:Lucas_numbers
gptkbp:symbol φ
gptkbp:usedIn gptkb:Nature
gptkb:art
gptkb:photographer
gptkb:Modern_architecture
Architecture
Design
Music
Renaissance art
Biology
DNA structure
Pentagon geometry
Stock market analysis
Logo design
Book design
Galaxy spirals
Human body proportions
Plant growth patterns
Shell spirals
Spiral patterns
gptkbp:bfsParent gptkb:Golden_Section
gptkb:Sacred_Geometry
gptkbp:bfsLayer 7