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#1 2010-04-14 10:00:51

White_Owl
Member
Registered: 2010-03-03
Posts: 106

Composition of relationships

If we have:


What is the compositions of all those relationships to each other?
As far as I understand, all six compositions
,
, etc are equal to
.
Am I correct?

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#2 2010-04-15 02:15:47

JaneFairfax
Member
Registered: 2007-02-23
Posts: 6,868

Re: Composition of relationships


with
and
.

Given

, let
.

Then

and
and so
.

So yes,

.

I’m sure the other five relations all work out the same way.

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