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Past exam of the mathematics course of the University of Cambridge
/
2019
/
ib
/
Paper 1
/
20H
/
a
/
Solution
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Past exam of the mathematics course of the University of Cambridge
2019
ib
Paper 1
20H
a
Created
2026-09-24
Updated
2026-09-29
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By the
definition
of
conditional probability
and
stationarity
,
P
∗
(
x
,
y
)
=
P
(
X
1
=
x
)
P
(
X
0
=
y
,
X
1
=
x
)
=
π
(
x
)
π
(
y
)
P
(
y
,
x
)
.
(1)
This is the
transition matrix
of the
time-reversed Markov chain
.
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(11)
a
20H
Paper 1
ib
2019
Past exam of the mathematics course of the University of Cambridge
Mathematics course of the University of Cambridge
Course of the University of Cambridge
University of Cambridge
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