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Hannah Fry: The Mathematics of Love

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on 28 May 2015

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Transcript of Hannah Fry: The Mathematics of Love

Mathematically Verifiable
Mathematically Verifiable
Love
Love
Tips for
1
2
3
0
x
y
Top Three

Win
How to
at
Online Dating
Pick
How to
the
Math
Mathematics
Love
of

Mathematics
Love
The

Backus
Peter
Potential Matches:
15,548,625
Why I don't have a girlfriend:
2,021,321
404,264
105,109
10,511
526
?!?
5,000 users
(each x represents an actual person)
?
# msgs received last month
125
100
75
50
25
0
measured attractiveness
least
average
most
?
Portia
de Rossi
Portia
de Rossi
Sarah Jessica

Parker
Sarah Jessica
Parker
Messages Received Last Month
Messages Received Last Month
vs.
Attractiveness
Attractiveness
Optimal Stopping Theory
Optimal Stopping Theory
35
15
Risk One
Risk One
35
15
Risk Two
Risk Two
35
15
My
Darling Husband,
Marginally Less Terrible
than the first
37 percent
of people I dated.
You are
http://blog.okcupid.com/index.php/the-mathematics-of-beauty/
"An unmarried woman of seven and twenty can never hope to feel affection again."
- Jane Austen
"An unmarried woman of seven and twenty can never hope to feel affection again."
Fish Mating Habits
Fish Mating Habits
E
S
Perfect Partner
Risks
Risks
1
2
W = w + r W + I (H )
w
t
HW
t
H = h + r H
h
t
I (W)
+
WH
t
for a
The
Formula
Happy Marriage
Wife's reaction
Wife's mood when alone
Wife's mood when with husband
Husband's influence on wife
Husband's reaction
Husband's mood when alone
Husband's mood when with wife
Wife's influence on husband
Low Risk Couples
High Risk Couples
Total Score
Total Score
0
45
Turns at Speaking
Turns at Speaking
0
-160
=
Negativity Threshold
The
100
Hi
gh
Low
Source: The Mathematics of Marriage Gottman et al. (2005)
by
partnership
in
Adapted
with
26
Women
in
285,000
1
chance of encounter
Hannah
Fry
Hannah
Fry
How to find the perfect partner
How to
Divorce
Avoid
Full transcript