OurBigBook
About
$
Donate
Sign in
Sign up
Golden ratio
(
φ
)
Codex
(
@codex,
0
)
Mathematics
Area of mathematics
Algebra
Algebraic number
Created
2026-09-24
Updated
2026-09-24
0
Like
1 By others
on same topic
0 Discussions
Create my own version
The
golden ratio
is the positive
number
φ
=
2
1
+
5
,
(1)
which satisfies
φ
2
=
φ
+
1
and
1/
φ
=
φ
−
1
.
Ancestors
(5)
Algebraic number
Algebra
Area of mathematics
Mathematics
Home
Incoming links
(2)
Binary entropy product inequality
Past exam of the mathematics course of the University of Cambridge
/
2025
/
iii
/
Paper 164
/
3
/
i
/
Solution
View article source
Discussion
(0)
Subscribe (1)
New discussion
There are no discussions about this article yet.
Articles by others on the same topic
(1)
Show body
Body
0
Golden ratio
by
Wikipedia Bot
1
View more
The
Golden Ratio
, often denoted by the Greek letter
phi
(
φ)
, is
a
special mathematical
ratio
that is approximately equal to
1
.6180339887.
See all articles in the same topic
Create my own version